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Lake Neusiedl

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Lake Neusiedl ( German : Neusiedler See , pronounced [ˈnɔʏˌziːdlɐ ˈzeː] ; Croatian : Nežidersko jezero or Niuzaljsko jezero ; Slovene : Nežidersko jezero ; Slovak : Neziderské jazero ; Czech : Neziderské jezero ), or Fertő ( Hungarian : Fertő (tó) ), is the largest endorheic lake in Central Europe , straddling the Austrian – Hungarian border. The lake covers 315 km (122 sq mi), of which 240 km (93 sq mi) is on the Austrian side and 75 km (29 sq mi) on the Hungarian side. The lake's drainage basin has an area of about 1,120 km (430 sq mi). From north to south, the lake is about 36 km (22 mi) long, and it is between 6 km ( 3 + 1 ⁄ 2  mi) and 12 km ( 7 + 1 ⁄ 2  mi) wide from east to west. On average, the lake's surface is 115.45 m (378.8 ft) above the Adriatic Sea and the lake is no more than 1.8 m (5 ft 11 in) deep.

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115-484: The landscape surrounding the lake has been occupied since about 6000 BC, and the towns and villages around the lake have been significant trading centers and meeting points for different cultures for centuries. Because of its cultural importance and the rural architecture of the villages around it, Lake Neusiedl and the surrounding area was inscribed on the UNESCO World Heritage List in 2001. In

230-741: A non-governmental organization in the service of international educational development since December 1925 and joined UNESCO in 1969, after having established a joint commission in 1952. After the signing of the Atlantic Charter and the Declaration of the United Nations , the Conference of Allied Ministers of Education (CAME) began meetings in London which continued from 16 November 1942 to 5 December 1945. On 30 October 1943,

345-656: A salt works in China dates to approximately the same period. Salt was prized by the ancient Hebrews , Greeks , Romans , Byzantines , Hittites , Egyptians , and Indians . Salt became an important article of trade and was transported by boat across the Mediterranean Sea , along specially built salt roads , and across the Sahara on camel caravans . The scarcity and universal need for salt have led nations to go to war over it and use it to raise tax revenues. Salt

460-477: A Commission to study the feasibility of having nations freely share cultural, educational and scientific achievements. This new body, the International Committee on Intellectual Cooperation (ICIC), was created in 1922 and counted such figures as Henri Bergson , Albert Einstein , Marie Curie , Robert A. Millikan , and Gonzague de Reynold among its members (being thus a small commission of

575-482: A Preparatory Commission was established. The Preparatory Commission operated between 16 November 1945, and 4 November 1946 — the date when UNESCO's Constitution came into force with the deposit of the twentieth ratification by a member state. The first General Conference took place from 19 November to 10 December 1946, and elected Julian Huxley to Director-General. United States Army colonel, university president and civil rights advocate Blake R. Van Leer joined as

690-679: A United Nations Conference for the establishment of an educational and cultural organization (ECO/CONF) was convened in London from 1 to 16 November 1945 with 44 governments represented. The idea of UNESCO was largely developed by Rab Butler , the Minister of Education for the United Kingdom, who had a great deal of influence in its development. At the ECO/CONF, the Constitution of UNESCO was introduced and signed by 37 countries, and

805-663: A biennium, as well as links to relevant programmatic and financial documents. These two distinct sets of information are published on the IATI registry, respectively based on the IATI Activity Standard and the IATI Organization Standard. There have been proposals to establish two new UNESCO lists. The first proposed list will focus on movable cultural heritage such as artifacts, paintings, and biofacts. The list may include cultural objects, such as

920-498: A declaration of anthropologists (among them was Claude Lévi-Strauss ) and other scientists in 1950 and concluding with the 1978 Declaration on Race and Racial Prejudice . In 1955, the Republic of South Africa withdrew from UNESCO saying that some of the organization's publications amounted to "interference" in the country's "racial problems". It rejoined the organization in 1994 under the leadership of Nelson Mandela . One of

1035-438: A fertilizer, applying a moderate concentration helps avoid potential toxicity; typically, 1–3 grams (0.035–0.106 oz) per liter is considered safe and effective for most plants. Sodium chloride is one of the largest volume inorganic raw materials. It is a feedstock in the production of caustic soda and chlorine . These are used in the manufacture of PVC , paper pulp and many other inorganic and organic compounds. Salt

1150-552: A full member. As a result, the United States withdrew its funding, which had accounted for about 22% of UNESCO's budget. Israel also reacted to Palestine's admittance to UNESCO by freezing Israeli payments to UNESCO and imposing sanctions on the Palestinian Authority , stating that Palestine's admittance would be detrimental "to potential peace talks". Two years after stopping payment of its dues to UNESCO,

1265-547: A global movement in 1990 to provide basic education for all children, youths and adults. In 2000, World Education Forum in Dakar , Senegal, led member governments to commit for achieving basic education for all in 2015. The World Declaration on Higher Education was adopted by UNESCO's World Conference on Higher Education on 9 October 1998, with the aim of setting global standards on the ideals and accessibility of higher education . UNESCO's early activities in culture included

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1380-443: A healthy level of sodium intake of between 4 and 5 grams (equivalent to 10-13 g salt) a day. One of the two most prominent dietary risks for disability in the world are diets high in sodium. Only a small percentage of the salt manufactured in the world is used in food. The remainder is used in agriculture, water treatment, chemical production, de-icing, and other industrial use cases. In the practice of watering plants with salt as

1495-422: A high sodium content and fill a similar role to table salt in western cultures. They are most often used for cooking rather than as table condiments. Human salt taste is detected by sodium taste receptors present in taste bud cells on the tongue. Human sensory taste testing studies have shown that proteolyzed forms of epithelial sodium channel (ENaC) function as the human salt taste receptor. Table salt

1610-634: A member as well. The Constitution was amended in November 1954 when the General Conference resolved that members of the executive board would be representatives of the governments of the States of which they are nationals and would not, as before, act in their personal capacity. This change in governance distinguished UNESCO from its predecessor, the ICIC, in how member states would work together in

1725-522: A metaphor. Uses include the tale of how Lot's wife is turned into a pillar of salt when looking back at the cities of Sodom and Gomorrah as they are destroyed. In the New Testament , Jesus refers to his followers as the " salt of the earth ". In Aztec mythology, Huixtocihuatl was a fertility goddess who presided over salt and salt water. Salt is an auspicious substance in Hinduism and

1840-461: A mildly "fishy" or "sea-air" odour, the latter from organobromine compounds . Sediments, the proportion of which varies with the source, give the salt a dull grey appearance. Since taste and aroma compounds are often detectable by humans in minute concentrations, sea salt may have a more complex flavour than pure sodium chloride when sprinkled on top of food. When salt is added during cooking however, these flavours would likely be overwhelmed by those of

1955-444: A platform for the dialogue between cultures and provide a forum for international debate". Since March 2006 it has been available free online, with limited printed issues. Its articles express the opinions of the authors which are not necessarily the opinions of UNESCO. There was a hiatus in publishing between 2012 and 2017. In 1950, UNESCO initiated the quarterly review Impact of Science on Society (also known as Impact ) to discuss

2070-535: A salt spring in Lunca , Neamț County , Romania. Evidence indicates that Neolithic people of the Precucuteni Culture were boiling the salt-laden spring water through the process of briquetage to extract salt as far back as 6050 BC. The salt extracted from this operation may have directly correlated with the rapid growth of this society's population soon after production began. The harvest of salt from

2185-514: A salty bread or to add salt to the bread if this bread is unsalted when doing Kiddush for Shabbat . It is customary to spread some salt over the bread or to dip the bread in a little salt when passing the bread around the table after the Kiddush. To preserve the covenant between their people and God, Jews dip the Sabbath bread in salt. Salt plays a role within different Christian traditions. It

2300-426: A scrubbing agent when combined with oil. Salt is present in most foods , but in naturally occurring foodstuffs such as meats, vegetables and fruit, it is present in very small quantities. It is often added to processed foods (such as canned foods and especially salted foods , pickled foods , and snack foods or other convenience foods ), where it functions as both a preservative and a flavouring . Dairy salt

2415-401: A single month, raising its level by 35 cm (14 inches). The water level decreased to a similar extent, by 30 cm (12 inches) within one year as a result of the drought of 2003. Both types of events are perfectly within the normal range, and because of the shallowness of the water can be either exacerbated or compensated by the effects of wind pressure, which can temporarily raise or reduce

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2530-505: A virtually inexhaustible source of salt, and this abundance of supply means that reserves have not been calculated. The evaporation of seawater is the production method of choice in marine countries with high evaporation and low precipitation rates. Salt evaporation ponds are filled from the ocean and salt crystals can be harvested as the water dries up. Sometimes these ponds have vivid colours, as some species of algae and other micro-organisms thrive in conditions of high salinity. Away from

2645-439: A yellow colour. Folic acid helps prevent neural tube defects and anaemia, which affect young mothers, especially in developing countries. A lack of fluoride in the diet is the cause of a greatly increased incidence of dental caries . Fluoride salts can be added to table salt with the goal of reducing tooth decay, especially in countries that have not benefited from fluoridated toothpastes and fluoridated water. The practice

2760-423: Is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt . In the form of a natural crystalline mineral, salt is also known as rock salt or halite . Salt is essential for life in general (being the source of the essential dietary minerals sodium and chlorine ), and saltiness is one of the basic human tastes . Salt

2875-632: Is about 10 g per day, and it is higher than that in many countries in Eastern Europe and Asia. The high level of sodium in many processed foods has a major impact on the total amount consumed. In the United States, 75% of the sodium eaten comes from processed and restaurant foods, 11% from cooking and table use and the rest from what is found naturally in foodstuffs. Because consuming too much sodium increases risk of cardiovascular diseases , health organizations generally recommend that people reduce their dietary intake of salt. High sodium intake

2990-469: Is an important micronutrient for humans, and a deficiency of the element can cause lowered production of thyroxine ( hypothyroidism ) and enlargement of the thyroid gland ( endemic goitre ) in adults or cretinism in children. Iodized salt has been used to correct these conditions since 1924 and consists of table salt mixed with a minute amount of potassium iodide , sodium iodide , or sodium iodate . A small amount of dextrose may be added to stabilize

3105-499: Is another example of an early major UNESCO project in the field of natural sciences. In 1968, UNESCO organized the first intergovernmental conference aimed at reconciling the environment and development, a problem that continues to be addressed in the field of sustainable development . The main outcome of the 1968 conference was the creation of UNESCO's Man and the Biosphere Programme . UNESCO has been credited with

3220-561: Is associated with a greater risk of stroke , total cardiovascular disease and kidney disease . A reduction in sodium intake by 1,000 mg per day may reduce cardiovascular disease by about 30 percent. In adults and children with no acute illness, a decrease in the intake of sodium from the typical high levels reduces blood pressure. A low sodium diet results in a greater improvement in blood pressure in people with hypertension . The World Health Organization recommends that adults should consume less than 2,000 mg of sodium (which

3335-420: Is contained in 5   g of salt) per day. Guidelines by the United States recommend that people with hypertension, African Americans, and middle-aged and older adults should limit consumption to no more than 1,500 mg of sodium per day and meet the potassium recommendation of 4,700 mg/day with a healthy diet of fruits and vegetables. While reduction of sodium intake to less than 2,300 mg per day

3450-454: Is corrupted and manipulated by Israel's enemies... we are not going to be a member of an organisation that deliberately acts against us". 2023 saw Russia excluded from the executive committee for the first time, after failing to get sufficient votes. The United States stated its intent to rejoin UNESCO in 2023, 5 years after leaving, and to pay its $ 600 million in back dues. The United States

3565-419: Is dug out by the room and pillar method, where about half the material is left in place to support the upper levels. Extraction of Himalayan salt is expected to last 350 years at the present rate of extraction of around 385,000 tons per annum.The mine is also a major tourist attraction, receiving around a quarter of a million visitors a year. Salt has long held an important place in religion and culture. At

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3680-693: Is either beneficial or harmful. Evidence shows a more complicated relationship between salt and cardiovascular disease. "The association between sodium consumption and cardiovascular disease or mortality is U-shaped, with increased risk at both high and low sodium intake." The findings showed that increased mortality from excessive salt intake was primarily associated with individuals with hypertension. The levels of increased mortality among those with restricted salt intake appeared to be similar regardless of blood pressure. This evidence shows that while those with hypertension should primarily focus on reducing sodium to recommended levels, all groups should seek to maintain

3795-461: Is governed by the General Conference composed of member states and associate members, which meets biannually to set the agency's programs and budget. It also elects members of the executive board, which manages UNESCO's work, and appoints every four years a Director-General, who serves as UNESCO's chief administrator. UNESCO and its mandate for international cooperation can be traced back to a League of Nations resolution on 21 September 1921, to elect

3910-475: Is known as the "Sea of the Viennese", as it offers ample opportunities for sailing and windsurfing at a reasonable distance from Vienna . There is also some commercial fishing . Low water levels pose a problem for sailing and commercial shipping, as boats hit the ground more frequently and mooring sites can become temporarily unusable. However, it somewhat facilitates the annual freestyle mass crossing of

4025-539: Is made up of just under 40% sodium by weight, so a 6   g serving (1   teaspoon) contains about 2,400   mg of sodium. Sodium serves a vital purpose in the human body: via its role as an electrolyte, it helps nerves and muscles to function correctly, and it is one factor involved in the osmotic regulation of water content in body organs ( fluid balance ). Most of the sodium in the Western diet comes from salt. The habitual salt intake in many Western countries

4140-606: Is mandatory in the rite of the Tridentine Mass . Salt is used in the third item (which includes an Exorcism ) of the Celtic Consecration ( cf. Gallican Rite ) that is employed in the consecration of a church, and it is permitted to be added to the water "where it is customary" in the Roman Catholic rite of Holy water. The Bible makes multiple mentions of salt , both of the mineral itself and as

4255-547: Is more common in some European countries where water fluoridation is not carried out. In France , 35% of the table salt sold contains added sodium fluoride . Unrefined sea salt contains small amounts of magnesium and calcium halides and sulfates , traces of algal products , salt-resistant bacteria and sediment particles. The calcium and magnesium salts confer a faintly bitter overtone, and they make unrefined sea salt hygroscopic (i.e., it gradually absorbs moisture from air if stored uncovered). Algal products contribute

4370-409: Is mostly sodium chloride (NaCl). Sea salt and mined salt may contain trace elements . Mined salt is often refined. Salt crystals are translucent and cubic in shape; they normally appear white but impurities may give them a blue or purple tinge. When dissolved in water sodium chloride separates into Na and Cl ions, and the solubility is 359 grams per litre. From cold solutions, salt crystallises as

4485-427: Is one of the oldest and most ubiquitous food seasonings , and is known to uniformly improve the taste perception of food, including otherwise unpalatable food. Salting , brining , and pickling are ancient and important methods of food preservation . Some of the earliest evidence of salt processing dates to around 6000 BC, when people living in the area of present-day Romania boiled spring water to extract salts;

4600-428: Is prepared by roasting salt in a bamboo container plugged with mud at both ends. This product absorbs minerals from the bamboo and the mud, and has been claimed to increase the anticlastogenic and antimutagenic properties of doenjang (a fermented bean paste). Kosher or kitchen salt has a larger grain size than table salt and is used in cooking. It can be useful for brining , in bread or pretzel making, and as

4715-435: Is recommended by developed countries, one review recommended that sodium intake be reduced to at least 1,200 mg (contained in 3   g of salt) per day, as a further reduction in salt intake led to a greater fall in systolic blood pressure for all age groups and ethnicities. Another review indicated that there is inconsistent/insufficient evidence to conclude that reducing sodium intake to lower than 2,300 mg per day

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4830-556: Is refined by treatment with chemicals that precipitate most impurities (largely magnesium and calcium salts). Multiple stages of evaporation are then applied. Some salt is produced using the Alberger process , which involves vacuum pan evaporation combined with the seeding of the solution with cubic crystals, and produces a grainy-type flake. The Ayoreo , an indigenous group from the Paraguayan Chaco , obtain their salt from

4945-409: Is used as a flux in the production of aluminium . For this purpose, a layer of melted salt floats on top of the molten metal and removes iron and other metal contaminants. It is used in the manufacture of soaps and glycerine , where it is used to saponify fats. As an emulsifier, salt is used in the manufacture of synthetic rubber , and another use is in the firing of pottery , when salt added to

5060-461: Is used extensively in cooking as a flavouring, and in cooking techniques such as with salt crusts and brining . The main sources of salt in the Western diet, apart from direct use, are bread and cereals, meat, and dairy products. In many East Asian cultures, salt is not traditionally used as a condiment. In its place, condiments such as soy sauce , fish sauce and oyster sauce tend to have

5175-468: Is used in ceremonies like house-warmings and weddings. In Jainism , devotees lay an offering of raw rice with a pinch of salt before a deity to signify their devotion and salt is sprinkled on a person's cremated remains before the ashes are buried. Salt is believed to ward off evil spirits in Mahayana Buddhist tradition, and when returning home from a funeral , a pinch of salt is thrown over

5290-441: Is used in many cuisines, and it is often found in salt shakers on diners' eating tables for their personal use on food. Salt is also an ingredient in many manufactured foodstuffs. Table salt is a refined salt containing about 97 to 99 percent sodium chloride . Usually, anticaking agents such as sodium aluminosilicate or magnesium carbonate are added to make it free-flowing. Iodized salt , containing potassium iodide ,

5405-477: Is used in religious ceremonies and has other cultural and traditional significance. Salt is processed from salt mines , and by the evaporation of seawater ( sea salt ) and mineral-rich spring water in shallow pools. The greatest single use for salt (sodium chloride) is as a feedstock for the production of chemicals. It is used to produce caustic soda and chlorine , and in the manufacture of products such as polyvinyl chloride , plastics , and paper pulp . Of

5520-617: Is used in the preparation of butter and cheese products. As a flavouring, salt enhances the taste of other foods by suppressing the bitterness of those foods making them more palatable and relatively sweeter. Before the advent of electrically powered refrigeration , salting was one of the main methods of food preservation . Thus, herring contains 67 mg sodium per 100 g, while kipper , its preserved form, contains 990 mg. Similarly, pork typically contains 63 mg while bacon contains 1,480 mg, and potatoes contain 7 mg but potato crisps 800 mg per 100 g. Salt

5635-434: Is widely available. Some people put a desiccant , such as a few grains of uncooked rice or a saltine cracker , in their salt shakers to absorb extra moisture and help break up salt clumps that may otherwise form. Some table salt sold for consumption contains additives that address a variety of health concerns, especially in the developing world. The identities and amounts of additives vary from country to country. Iodine

5750-844: The Acropolis of Athens (Greece). The organization's work on heritage led to the adoption, in 1972, of the Convention concerning the Protection of the World Cultural and Natural Heritage. In 1976, the World Heritage Committee was established and the first sites were included on the World Heritage List in 1978. Since then important legal instruments on cultural heritage and diversity have been adopted by UNESCO member states in 2003 (Convention for

5865-590: The Committee on Toxicity in 1988. Other anticaking agents sometimes used include tricalcium phosphate , calcium or magnesium carbonates, fatty acid salts ( acid salts ), magnesium oxide , silicon dioxide , calcium silicate , sodium aluminosilicate and calcium aluminosilicate . Both the European Union and the United States Food and Drug Administration permitted the use of aluminium in

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5980-622: The German word Salz , salt. Hallstatt was the site of the world's first salt mine . The town gave its name to the Hallstatt culture that began mining for salt in the area in about 800 BC. Around 400 BC, the townsfolk, who had previously used pickaxes and shovels , began open pan salt making . During the first millennium BC, Celtic communities grew rich trading salt and salted meat to Ancient Greece and Ancient Rome in exchange for wine and other luxuries. The word salary comes from

6095-943: The Hallstatt culture and remained so throughout Roman times. In 454 Theodoric the Great , the preeminent king of the Ostrogoths , was born here. Near Fertőrákos there are two Roman villas and a 3rd-century Mithras temple open to visitors. The more important extant towns lying on the lake's shore are Illmitz (Illmic), Podersdorf am See (Pátfalu), Weiden (Védeny), Neusiedl am See (Nezsider), Jois (Nyulas), Winden (Sásony), Breitenbrunn (Fertőszéleskút), Purbach am Neusiedlersee (Feketeváros), Donnerskirchen (Fertőfehéregyháza), Oggau (Oka), Rust (Ruszt) and Mörbisch (Fertőmeggyes) in Austria, and Sopron , Fertőrákos , Fertőboz , Fertőd , Balf and Fertőújlak in Hungary, with

6210-781: The International Campaign to Save the Monuments of Nubia , launched in 1960. The purpose of the campaign was to move the Great Temple of Abu Simbel to keep it from being swamped by the Nile after the construction of the Aswan Dam . During the 20-year campaign, 22 monuments and architectural complexes were relocated. This was the first and largest in a series of campaigns including Mohenjo-daro (Pakistan), Fes (Morocco), Kathmandu (Nepal), Borobudur (Indonesia) and

6325-1002: The Jōmon Venus of Japan, the Mona Lisa of France, the Gebel el-Arak Knife of Egypt , The Ninth Wave of Russia, the Seated Woman of Çatalhöyük of Turkey, the David (Michelangelo) of Italy, the Mathura Herakles of India, the Manunggul Jar of the Philippines, the Crown of Baekje of South Korea, The Hay Wain of the United Kingdom and the Benin Bronzes of Nigeria. The second proposed list will focus on

6440-692: The Latin word for salt. The reason for this is unknown; a persistent modern claim that the Roman Legions were sometimes paid in salt is baseless. The word salad literally means "salted", and comes from the ancient Roman practice of salting leaf vegetables . Wars have been fought over salt. Venice won a war with Genoa over the product, and it played a role in the American Revolution . Cities on overland trade routes grew rich by levying duties , and towns like Liverpool flourished on

6555-682: The Ramsar Convention on Wetlands. Over 40 mammal species have been recorded from the area, including the European ground squirrel , the steppe polecat and the European hamster . In the area over 300 bird species have been recorded with the earliest studies made by the Hungarian naturalist István Fászl . Of these, around 150 breed, representing around 40% of the European and 80% of all Austrian bird species. The area contains one of

6670-491: The United Nations member states (except Israel and Liechtenstein ), as well as Cook Islands , Niue and Palestine . The United States and Israel left UNESCO on 31 December 2018, but the United States rejoined in 2023. As of June 2023 , there have been 11 Directors-General of UNESCO since its inception – nine men and two women. The 11 Directors-General of UNESCO have come from six regions within

6785-413: The dihydrate NaCl·2H 2 O. Solutions of sodium chloride have very different properties from those of pure water; the freezing point is −21.12 °C (−6.02 °F) for 23.31 wt% of salt, and the boiling point of saturated salt solution is around 108.7 °C (227.7 °F). Salt is essential to the health of humans and other animals, and it is one of the five basic taste sensations . Salt

6900-444: The grass snake and a number of lizard species including the European green lizard , sand lizard and the common lizard . Occasionally, dice snakes may be seen, but the meadow viper , which was previously identified around the lake, has not been seen since 1973. Traces of human settlement around Lake Neusiedl go back to the neolithic period. The area became densely populated from the 7th century BC onward, initially by people of

7015-1131: The non-governmental , intergovernmental and private sector . Headquartered in Paris , France, UNESCO has 53 regional field offices and 199 national commissions. UNESCO was founded in 1945 as the successor to the League of Nations ' International Committee on Intellectual Cooperation . UNESCO's founding mission, which was shaped by the events of World War II , is to advance peace , sustainable development and human rights by facilitating collaboration and dialogue among nations. It pursues this objective through five major programme areas: education, natural sciences , social / human sciences , culture and communication/information. UNESCO sponsors projects that improve literacy , provide technical training and education, advance science, protect independent media and press freedom , preserve regional and cultural history , and promote cultural diversity . The organization prominently helps establish and secure World Heritage Sites of cultural and natural importance. UNESCO

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7130-826: The obsidian trade in Anatolia in the Neolithic Era . Salt was included among funeral offerings found in ancient Egyptian tombs from the third millennium BC, as were salted birds, and salt fish. From about 2800 BC, the Egyptians began exporting salt fish to the Phoenicians in return for Lebanon cedar , glass, and the dye Tyrian purple ; the Phoenicians traded Egyptian salted fish and salt from North Africa throughout their Mediterranean trade empire. Herodotus described salt trading routes across Libya back in

7245-399: The pike , zander , European carp and wels catfish , alongside numerous minnows , such as stickleback , common bleak , white bream , common bream and ruffe . The European eel is not native to the lake, but was introduced as a food source for humans. Due to environmental concerns, further releases of young eels has been recently banned. The Prussian carp has also been introduced to

7360-454: The tanning of hides, the preservation of meat and fish and the canning of meat and vegetables. Food-grade salt accounts for only a small part of salt production in industrialized countries (7% in Europe), although worldwide, food uses account for 17.5% of total production. In 2018, total world production of salt was 300 million tonnes , the top six producers being China (68 million),

7475-547: The 16th century onward. Originally, the lake was thus closely connected to the Danube and the Rába river systems. Most of the lake is surrounded by reeds which serve as a habitat for wildlife (making the lake an important resting place for migratory birds ) and are harvested in winter as soon as the ice is solid enough. This serves a double purpose, one ecological (removal of the bulk of organic matter that would otherwise decay in

7590-613: The 5th century BC. In the early years of the Roman Empire, roads were built for the transportation of salt from the salt imported at Ostia to the capital. In Africa, salt was used as currency south of the Sahara, and slabs of rock salt were used as coins in Abyssinia . The Tuareg have traditionally maintained routes across the Sahara especially for the transportation of salt by Azalai (salt caravans). The caravans still cross

7705-838: The Directors-General of UNESCO since its establishment in 1946 is as follows: This is the list of the sessions of the UNESCO General Conference held since 1946: Ahmet Altay Cengizer Biennial elections are held, with 58 elected representatives holding office for four years. [REDACTED]   Finland [REDACTED]   Portugal [REDACTED]   Turkey [REDACTED]   Albania [REDACTED]   Belarus [REDACTED]   Bulgaria [REDACTED]   Cuba [REDACTED]   Grenada [REDACTED]   Jamaica [REDACTED]   Saint Lucia [REDACTED]   Saint Vincent and

7820-1802: The Grenadines [REDACTED]   Venezuela [REDACTED]   Bangladesh [REDACTED]   China [REDACTED]   India [REDACTED]   Indonesia [REDACTED]   Japan [REDACTED]   Philippines [REDACTED]   Burundi [REDACTED]   Equatorial Guinea [REDACTED]   Ethiopia [REDACTED]   Madagascar [REDACTED]   Zambia [REDACTED]   Zimbabwe [REDACTED]   Egypt [REDACTED]   Jordan [REDACTED]   Morocco [REDACTED]   France [REDACTED]   Germany [REDACTED]   Italy [REDACTED]   Netherlands [REDACTED]   Spain [REDACTED]    Switzerland [REDACTED]   Hungary [REDACTED]   Poland [REDACTED]   Russia [REDACTED]   Serbia [REDACTED]   Argentina [REDACTED]   Brazil [REDACTED]   Dominican Republic [REDACTED]   Uruguay [REDACTED]   Afghanistan [REDACTED]   Kyrgyzstan [REDACTED]   Philippines [REDACTED]   Pakistan [REDACTED]   South Korea [REDACTED]   Thailand [REDACTED]   Benin [REDACTED]   Congo [REDACTED]   Guinea [REDACTED]   Ghana [REDACTED]   Kenya [REDACTED]   Namibia [REDACTED]   Senegal [REDACTED]   Togo [REDACTED]   Saudi Arabia [REDACTED]   UAE [REDACTED]   Tunisia Salt In common usage, salt

7935-644: The League of Nations essentially centred on Western Europe ). The International Institute for Intellectual Cooperation (IIIC) was then created in Paris in September 1924, to act as the executing agency for the ICIC. However, the onset of World War II largely interrupted the work of these predecessor organizations. As for private initiatives, the International Bureau of Education (IBE) began to work as

8050-442: The Safeguarding of the Intangible Cultural Heritage ) and 2005 ( Convention on the Protection and Promotion of the Diversity of Cultural Expressions ). An intergovernmental meeting of UNESCO in Paris in December 1951 led to the creation of the European Council for Nuclear Research , which was responsible for establishing the European Organization for Nuclear Research (CERN) later on, in 1954. Arid Zone programming, 1948–1966,

8165-412: The UK the recommended iodine content of iodized salt is 10–22 ppm. Sodium ferrocyanide , yellow prussiate of soda, is sometimes added to salt as an anticaking agent . Such anticaking agents have been added since at least 1911 when magnesium carbonate was first added to salt to make it flow more freely. The safety of sodium ferrocyanide as a food additive was found to be provisionally acceptable by

8280-490: The United States (42 million), India (29 million), Germany (13 million), Canada (13 million) and Australia (12 million). The manufacture of salt is one of the oldest chemical industries. A major source of salt is seawater, which has a salinity of approximately 3.5%. This means that there are about 35 g (1.2 oz) of dissolved salts , predominantly sodium ( Na ) and chloride ( Cl ) ions , per kilogram (2.2 lbs) of water. The world's oceans are

8395-548: The United States and Israel lost UNESCO voting rights in 2013 without losing the right to be elected; thus, the United States was elected as a member of the executive board for the period 2016–19. In 2019, Israel left UNESCO after 69 years of membership, with Israel's ambassador to the UN Danny Danon writing: "UNESCO is the body that continually rewrites history, including by erasing the Jewish connection to Jerusalem... it

8510-429: The annual global production of around three hundred million tonnes , only a small percentage is used for human consumption. Other uses include water conditioning processes, de-icing highways, and agricultural use. Edible salt is sold in forms such as sea salt and table salt, the latter of which usually contains an anti-caking agent and may be iodised to prevent iodine deficiency . As well as its use in cooking and at

8625-692: The ash produced by burning the timber of the Indian salt tree ( Maytenus vitis-idaea ) and other trees. The largest mine operated by underground workings in the world is the Sifto mine, located mostly 550 meters below Lake Huron, in Goderich, Ontario (Canada). About seven million tons of salt are extracted from it annually. The Khewra Salt Mine in Pakistan has nineteen storeys, eleven of which are underground, and 400 km (250 mi) of passages. The salt

8740-671: The availability of salt has been pivotal to civilization. What is now thought to have been the first city in Europe is Solnitsata , in Bulgaria , which was a salt mine, providing the area now known as the Balkans with salt since 5400 BC. Salt was the best-known food preservative, especially for meat, for many thousands of years. A very ancient salt-works operation has been discovered at the Poiana Slatinei archaeological site next to

8855-400: The coast natives lost their previous profits; as of the late 1950s, sea salt was still the currency best appreciated in the interior. Salzburg , Hallstatt , and Hallein lie within 17 km (11 mi) of each other on the river Salzach in central Austria in an area with extensive salt deposits. Salzach means "salt river" while Salzburg means "salt castle", both taking their names from

8970-757: The commission, the Nobel Peace Prize laureate Seán MacBride ). The same year, UNESCO created the International Programme for the Development of Communication (IPDC), a multilateral forum designed to promote media development in developing countries. In 1993, UNESCO's General Conference endorsed the Windhoek Declaration on media independence and pluralism, which led the UN General Assembly to declare

9085-436: The communities of Illmitz , Apetlon (Mosonbánfalva) and Podersdorf am See forming the so-called Seewinkel (lake corner), which is located between the lake and the Hungarian border. Hungarian names of Austrian towns lying on the lake's shore are given in parentheses. Despite remaining a protected wildlife habitat, the region of Lake Neusiedl, particularly in its Austrian part, draws significant numbers of tourists. The lake

9200-533: The date of its adoption, 3 May, as World Press Freedom Day . Since 1997, UNESCO has awarded the UNESCO / Guillermo Cano World Press Freedom Prize every 3 May. UNESCO admitted Palestine as a member in 2011. Laws passed in the United States after Palestine applied for UNESCO and WHO membership in April 1989 mean that the United States cannot contribute financially to any UN organization that accepts Palestine as

9315-444: The desert from southern Niger to Bilma , although much of the trade now takes place by truck. Each camel takes two bales of fodder and two of trade goods northwards and returns laden with salt pillars and dates. In Gabon, before the arrival of Europeans, the coast people carried on a remunerative trade with those of the interior by the medium of sea salt. This was gradually displaced by the salt that Europeans brought in sacks, so that

9430-489: The diffusion of national science bureaucracies. In the field of communication, the "free flow of ideas by word and image" has been in UNESCO's constitution since it was established, following the experience of the Second World War when control of information was a factor in indoctrinating populations for aggression. In the years immediately following World War II, efforts were concentrated on reconstruction and on

9545-565: The early work of UNESCO in the education field was a pilot project on fundamental education in the Marbial Valley, Haiti, which was launched in 1947. Following this project one of expert missions to other countries, included a 1949 mission to Afghanistan. UNESCO recommended in 1948 that Member countries should make free primary education compulsory and universal. The World Conference on Education for All , in Jomtien , Thailand, started

9660-581: The export of salt extracted from the salt mines of Cheshire . Various governments have at different times imposed salt taxes on their peoples. The voyages of Christopher Columbus are said to have been financed from salt production in southern Spain, and the oppressive salt tax in France was one of the causes of the French Revolution . After being repealed, this tax was reimposed by Napoleon when he became emperor to pay for his foreign wars , and

9775-478: The food ingredients. The refined salt industry cites scientific studies saying that raw sea and rock salts do not contain enough iodine salts to prevent iodine deficiency diseases . Salts have diverse mineralities depending on their source, giving each a unique flavour. Fleur de sel , a natural sea salt from the surface of evaporating brine in salt pans, has a distinctive flavour varying with its source. In traditional Korean cuisine , so-called " bamboo salt "

9890-435: The furnace vaporises before condensing onto the surface of the ceramic material, forming a strong glaze . When drilling through loose materials such as sand or gravel, salt may be added to the drilling fluid to provide a stable "wall" to prevent the hole collapsing. There are many other processes in which salt is involved. These include its use as a mordant in textile dying, to regenerate resins in water softening, for

10005-540: The identification of needs for means of mass communication around the world. UNESCO started organizing training and education for journalists in the 1950s. In response to calls for a " New World Information and Communication Order " in the late 1970s, UNESCO established the International Commission for the Study of Communication Problems, which produced the 1980 MacBride report (named after the chair of

10120-529: The influence of science on society. The journal ceased publication in 1992. UNESCO also published Museum International Quarterly from the year 1948. UNESCO has official relations with 322 international non-governmental organizations (NGOs). Most of these are what UNESCO calls "operational"; a select few are "formal". The highest form of affiliation to UNESCO is "formal associate", and the 22 NGOs with formal associate (ASC) relations occupying offices at UNESCO are: The institutes are specialized departments of

10235-651: The iodine. Iodine deficiency affects about two billion people around the world and is the leading preventable cause of intellectual disabilities . Iodized table salt has significantly reduced disorders of iodine deficiency in countries where it is used. The amount of iodine and the specific iodine compound added to salt varies. In the United States , the Food and Drug Administration (FDA) recommends 150 micrograms of iodine per day for both men and women. US iodized salt contains 46–77 ppm (parts per million), whereas in

10350-403: The lake and its biotopes were discussed during the first half of the 20th century but came to nothing. Detailed plans to divide the lake bed with earthworks so that certain parts with reasonably fertile soil could be permanently drained and claimed for agriculture while the remaining parts would be used for intensive aquaculture had been finalized and approved in 1918 but were abandoned when most of

10465-630: The lake became Austrian territory after World War I. In 1971 plans for a bridge across the Austrian part of the lake were thwarted by environmentalists. In 1993 the National Park Neusiedler See-Seewinkel gained international acceptance as an IUCN Category II preserve. In 2001 the national parks in Austria and Fertő-Hanság in Hungary were together accepted as a World Heritage Site . Lake Neusiedl See and its surrounding areas in Austria also enjoy protection through

10580-601: The lake from Mörbisch to Illmitz . Everybody who can swim and is more than 160 cm (5 ft 3 in) in height can participate in this event, which was revived in 2004. UNESCO The United Nations Educational, Scientific, and Cultural Organization ( UNESCO ; pronounced / j uː ˈ n ɛ s k oʊ / ) is a specialized agency of the United Nations (UN) with the aim of promoting world peace and security through international cooperation in education, arts, sciences and culture. It has 194 member states and 12 associate members, as well as partners in

10695-425: The lake's complete disappearance has been documented in considerable detail on several occasions, e.g. in 1740–1742, 1811–1813, and most recently in 1866, when the private diary of a local, Gottlieb Wenzel, noted that he crossed the bed of the lake on 4 June without soiling his boots. Parts of the lake bed were claimed for agriculture; wheat and turnips were being planted. However, in 1871 the lake began to return and by

10810-499: The lake) and one economic (the reed is sold for various purposes, mostly related to construction and housing). During the summer months, there are occasional reed fires, as dry reed is easily flammable, and fires spread quickly because of the almost constant wind. Water quality is determined by temperature, wind, and by the amount of salt and mud emanating with the ground water from the sediments . Several plans for dams and other intrusive construction works which would have destroyed

10925-445: The lake, alongside the pumpkinseed . The European tree frog is a common species in the area. Other amphibians that can be found, especially in the reed belt and the lakeside edge, include common toad , European green toad , common spadefoot , moor frog , agile frog , pool frog , marsh frog , edible frog and the European fire-bellied toad . Danube crested newt and smooth newt are also present. Reptiles are represented by

11040-721: The largest breeding populations of great egrets , with up to 700 pairs. There are also around 35 pairs of grey heron and 70 pairs of great bustard . One of the best known bird species in the area is the white stork , which is seen as a symbol of the region. Other species present include Eurasian spoonbill , purple heron , eastern imperial eagle , white-tailed eagle , greylag goose , golden oriole , European bee-eater , pied avocet , ruff , Kentish plover , common tern , common redshank , black-tailed godwit , Eurasian curlew , western yellow wagtail , short-eared owl , Montagu's harrier and many others which are of interest to local and visiting birdwatchers. Native fish species include

11155-412: The latter two compounds. In "doubly fortified salt", both iodide and iron salts are added. The latter alleviates iron deficiency anaemia , which interferes with the mental development of an estimated 40% of infants in the developing world. A typical iron source is ferrous fumarate . Another additive, especially important for pregnant women, is folic acid (vitamin B 9 ), which gives the table salt

11270-451: The local water level by as much as 75 cm (30 inches). However, the lake remains sensitive to changes in its equilibrium, as recent climate change scenario simulations have shown. Before the regulation works of the 19th century, the lake extended in the southeast to the marshlands of the Hanság ( German : Waasen ) which have been increasingly drained and claimed for agriculture from

11385-775: The necessity for an international organization was expressed in the Moscow Declaration, agreed upon by China , the United Kingdom, the United States and the USSR. This was followed by the Dumbarton Oaks Conference proposals of 9 October 1944. Upon the proposal of CAME and in accordance with the recommendations of the United Nations Conference on International Organization (UNCIO), held in San Francisco from April to June 1945,

11500-582: The organization that support UNESCO's programme, providing specialized support for cluster and national offices. UNESCO awards 26 prizes in education, natural sciences, social and human sciences, culture, communication and information as well as peace: International Days observed at UNESCO are provided in the table below: As of July 2023 , UNESCO has 194 member states and 12 associate members. Some members are not independent states and some members have additional National Organizing Committees from some of their dependent territories . UNESCO state parties are

11615-561: The organization's fields of competence. As member states worked together over time to realize UNESCO's mandate, political and historical factors have shaped the organization's operations in particular during the Cold War , the decolonization process, and the dissolution of the Soviet Union . Among the major achievements of the organization is its work against racism, for example through influential statements on race starting with

11730-476: The organization: West Europe (5), Central America (1), North America (2), West Africa (1), East Asia (1), and East Europe (1). To date, there has been no elected Director-General from the remaining ten regions within UNESCO: Southeast Asia, South Asia, Central and North Asia, Middle East, North Africa, East Africa, Central Africa, South Africa, Australia-Oceania, and South America. The list of

11845-484: The past, rainfall and aridity caused significant floods (which in 1768 enlarged the lake to its maximum documented size of 515 km [199 sq mi]) and significant decreases in the lake's level, although frequently there seemed to be no apparent connection between the size of the lake's surface area and the weather situation. Stratigraphy shows that the lake bed has totally dried up at least 100 times since its formation (18,000–14,000 BC). During recent history

11960-503: The sea, salt is extracted from the vast sedimentary deposits which have been laid down over the millennia from the evaporation of seas and lakes. These sources are either mined directly, producing rock salt, or are extracted by pumping water into the deposit. In either case, the salt may be purified by mechanical evaporation of brine. Traditionally, purification was achieved in shallow open pans that were heated to accelerate evaporation. Vacuum -based methods are also employed. The raw salt

12075-727: The spread of civilization, salt became one of the world's main trading commodities. It was of high value to the ancient Hebrews, the Greeks, the Romans, the Byzantines, the Hittites and other peoples of antiquity. In the Middle East, salt was used to seal an agreement ceremonially, and the ancient Hebrews made a " covenant of salt " with God and sprinkled salt on their offerings to show their trust in him. An ancient practice in time of war

12190-406: The spring of 1876 it had already reassumed its usual size. The last (brief and partial) vanishing took place during the summer of 1949 when the northern part of the lake bed (to the approximate latitude of Podersdorf ) fell dry for a few weeks. Each time the drying-up of the lake bed caused major environmental disruptions because the humidifying and temperature buffering effect of the large water body

12305-491: The surface of Xiechi Lake near Yuncheng in Shanxi , China, dates back to at least 6000 BC, making it one of the oldest verifiable saltworks. There is more salt in animal tissues, such as meat, blood, and milk, than in plant tissues. Nomads who subsist on their flocks and herds do not eat salt with their food, but agriculturalists, feeding mainly on cereals and vegetable matter, need to supplement their diet with salt. With

12420-623: The table, salt is present in many processed foods. Sodium is an essential element for human health via its role as an electrolyte and osmotic solute . However, excessive salt consumption increases the risk of cardiovascular diseases such as hypertension . Such health effects of salt have long been studied. Accordingly, numerous world health associations and experts in developed countries recommend reducing consumption of popular salty foods. The World Health Organization recommends that adults consume less than 2,000 mg of sodium, equivalent to 5 grams of salt, per day. All through history,

12535-538: The time of Brahmanic sacrifices, in Hittite rituals and during festivals held by Semites and Greeks at the time of the new moon , salt was thrown into a fire where it produced crackling noises. The ancient Egyptians, Greeks and Romans invoked their gods with offerings of salt and water and some people think this to be the origin of Holy Water in the Christian faith. In Judaism , it is recommended to have either

12650-592: The water level is controlled by an artificial outflow, the Einserkanal  [ de ; hu ; it ; nl ; pl ] , and a sluice on Hungarian territory near Fertőújlak , and bilateral issues are dealt with by the Austro-Hungarian water commission which was established in 1956. However, comparatively minor fluctuations of the lake's level continue to occur. In 1965 the lake gained 100 million cubic metres (3.5 billion cubic feet) of water within

12765-515: The world's living species, such as the komodo dragon of Indonesia, the panda of China, the bald eagle of North American countries, the aye-aye of Madagascar, the Asiatic lion of India, the kākāpō of New Zealand, and the mountain tapir of Colombia, Ecuador and Peru. UNESCO and its specialized institutions issue a number of magazines. Created in 1945, The UNESCO Courier magazine states its mission to "promote UNESCO's ideals, maintain

12880-555: Was salting the earth : scattering salt around in a defeated city to prevent plant growth. The Bible tells the story of King Abimelech who was ordered by God to do this at Shechem , and various texts claim that the Roman general Scipio Aemilianus Africanus ploughed over and sowed the city of Carthage with salt after it was defeated in the Third Punic War (146 BC). Salt may have been used for barter in connection with

12995-445: Was absent, and because the winds blew large amounts of salty dust into the surrounding villages. On earlier occasions the lake was sometimes referred to as a "swamp", suggesting a very low water level with an expansion of reeds throughout the lake bed. Two records dated to 1318 and 1324, respectively mention a "river", implying that at this time the lake might have been reduced to a central body of water running from north to south. Today

13110-460: Was not finally abolished until 1946. In 1930, Mahatma Gandhi led a crowd of 100,000 protestors on the "Dandi March" or " Salt Satyagraha ", during which they made their own salt from the sea as a demonstration of their opposition to the colonial salt tax . This act of civil disobedience inspired numerous Indians and transformed the Indian independence movement into a national struggle. Salt

13225-594: Was readmitted by the UNESCO General Conference that July. UNESCO implements its activities through five programme areas: education, natural sciences, social and human sciences, culture, and communication and information. UNESCO does not accredit institutions of higher learning. The UNESCO transparency portal has been designed to enable public access to information regarding the Organization's activities, such as its aggregate budget for

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