The United Nations Environment Programme ( UNEP ) is responsible for coordinating responses to environmental issues within the United Nations system. It was established by Maurice Strong , its first director, after the United Nations Conference on the Human Environment in Stockholm in June 1972. Its mandate is to provide leadership, deliver science and develop solutions on a wide range of issues, including climate change, the management of marine and terrestrial ecosystems , and green economic development. The organization also develops international environmental agreements ; publishes and promotes environmental science and helps national governments achieve environmental targets.
113-693: As a member of the United Nations Development Group , UNEP aims to help the world meet the 17 Sustainable Development Goals . UNEP hosts the secretariats of several multilateral environmental agreements and research bodies, including The Convention on Biological Diversity (CBD), The Minamata Convention on Mercury , The Basel , Rotterdam and Stockholm Conventions, The Convention on Migratory Species and The Convention on International Trade in Endangered Species of Wild Fauna and Flora (CITES), among others. In 1988,
226-651: A Declaration on the Human Environment ( Stockholm Declaration ) and the establishment of an environmental management body, which was later named the United Nations Environment Program (UNEP). UNEP was established by General Assembly Resolution 2997. Headquarters were established in Nairobi , Kenya, with a staff of 300, including 100 professionals in a variety of fields, and with a five-year fund of more than US$ 100 million. At
339-421: A subtropical highland climate ( Köppen climate classification Cwb ), due to its tropical location but high elevation. The lower region of the valley receives less rainfall than the upper regions of the south; the lower boroughs of Iztapalapa , Iztacalco , Venustiano Carranza and the east portion of Gustavo A. Madero are usually drier and warmer than the upper southern boroughs of Tlalpan and Milpa Alta ,
452-644: A book with the Parliament of the World's Religions Climate Action Program entitled, "Faith for Earth: A Call for Action." The book serves as an educational resource for students, teachers, and leaders across the world and highlights the role that faith-based organizations can play in addressing critical environmental issues. UN assigns specific years to topics to raise awareness and engagement. The following years pertain to environmental topics: See international observance and list of environmental dates . Following
565-848: A focus on country-level work. The Administrator of the United Nations Development Programme (UNDP) chairs the UNSDG. The UNSDG Chair reports to the Secretary-General and the CEB on progress in implementing the group's work plan, and on the management of the Resident Coordinator System. The United Nations Economic and Social Council and the United Nations General Assembly provide oversight and mandates for
678-499: A major role in the Spanish colonial empire as a political, administrative, and financial center. Following independence from Spain , the federal district was established in 1824. After years of demanding greater political autonomy , residents were finally given the right to elect both a head of government and the representatives of the unicameral Legislative Assembly by election in 1997. Ever since, left-wing parties (first
791-720: A major success that ended the war. The American invasion into the Federal District was first resisted during the Battle of Churubusco on 8 August, where the Saint Patrick's Battalion , which was composed primarily of Catholic Irish and German immigrants but also Canadians, English, French, Italians, Poles, Scots, Spaniards, Swiss, and Mexicans, fought for the Mexican cause, repelling the American attacks. After defeating
904-609: A member of the Party of the Democratic Revolution . Discontent over the election eventually led Cuauhtémoc Cárdenas to become the first elected mayor of Mexico City in 1997. Cárdenas promised a more democratic government , and his party claimed some victories against crime, pollution, and other major problems. He resigned in 1999 to run for the presidency. Mexico City is located in the Valley of Mexico, sometimes called
1017-469: A mountainous region of pine and oak trees known as the range of Ajusco . The average annual temperature varies from 12 to 16 °C (54 to 61 °F), depending on the altitude of the borough. The temperature is rarely below 3 °C (37 °F) or above 30 °C (86 °F). At the Tacubaya observatory, the lowest temperature ever registered was −4.4 °C (24 °F) on 13 February 1960, and
1130-626: A new king, Cuitláhuac , but he soon died; the next king was Cuauhtémoc . Cortés began a siege of Tenochtitlan in May 1521. For three months, the city suffered from the lack of food and water as well as the spread of smallpox brought by the Europeans. Cortés and his allies landed their forces in the south of the island and slowly fought their way through the city. Cuauhtémoc surrendered in August 1521. The Spaniards practically razed Tenochtitlan during
1243-543: A third of those in 1992. The levels of signature pollutants in Mexico City are similar to those of Los Angeles . Despite the cleanup, the metropolitan area is still the most ozone -polluted part of the country, with ozone levels 2.5 times beyond WHO -defined safe limits. To clean up pollution, the federal and local governments implemented numerous plans including the constant monitoring and reporting of environmental conditions, such as ozone and nitrogen oxides . When
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#17327656363661356-593: A universal member system (all UN member states). (UNEA, UN Environment Assembly) It was implemented once in 2014. The European Investment Bank and the United Nations Environment Programme created the Renewable Energy Performance Platform (REPP) in 2015 to assist a United Nations project dubbed Sustainable Energy for All. Renewable Energy Performance Platform was established with $ 67 million from
1469-538: A vision for, and gave practical guidance on how to mobilize education for environmental awareness. In 1976 UNESCO launched an environmental education newsletter Connect as the official organ of the UNESCO-UNEP International Environmental Education Programme (IEEP). Until 2007 it served as a clearinghouse to exchange information on environmental education in general and to promote the aims and activities of
1582-541: A way not seen in other parts of the Americas. Spaniards encountered a society in which the concept of nobility mirrored that of their own. Spaniards respected the indigenous order of nobility and added to it. In the ensuing centuries, possession of a noble title in Mexico did not mean one exercised great political power, for one's power was limited even if the accumulation of wealth was not. The concept of nobility in Mexico
1695-472: A year by American troops in the framework of the Mexican–American War (1847–1848). The Battle for Mexico City was the series of engagements from 8 to 15 September 1847, in the general vicinity of Mexico City during the U.S. Mexican War . Included are major actions at the battles of Molino del Rey and Chapultepec , culminating with the fall of Mexico City. The U.S. Army under Winfield Scott scored
1808-468: Is a key component within the UNSDG, promoting social and economic progress by providing support. It was a key part of UNSDG's formation in 1997, uniting the UN system and improving the quality of its development assistance. Coordination leads to more strategic UN support for national plans and priorities, makes operations more efficient, reduces transaction costs for governments, and ultimately helps people attain
1921-601: Is now officially known as Ciudad de México (or CDMX ), with a greater degree of autonomy. A clause in the Constitution of Mexico , however, prevents it from becoming a state within the Mexican federation, as long it remains the capital of the country. Mexico City was traditionally known as La Ciudad de los Palacios ("the City of the Palaces"), a nickname attributed to Baron Alexander von Humboldt when visiting
2034-635: Is the solar loan programme sponsored by UNEP that helped 100,000 people finance solar power systems in India . Success in India's solar programme has led to similar projects in other parts of the developing world, including Tunisia , Morocco , Indonesia and Mexico . In 2001, UNEP alerted about the destruction of the Marshlands when it released satellite images showing that 90 percent of the marsh had been lost. The UNEP "support for environmental management of
2147-676: The Alameda Central , it is recognized as the oldest public park in the Americas . Parque México and Parque España in the hip Condesa district; Parque Hundido and Parque de los Venados in Colonia del Valle , and Parque Lincoln in Polanco . There are many smaller parks throughout the city. Most are small "squares" occupying two or three square blocks amid residential or commercial districts. Several other larger parks such as
2260-542: The Bosque de Tlalpan [ es ; no ] and Viveros de Coyoacán , and in the east Alameda Oriente [ es ] , offer many recreational activities. Northwest of the city is a large ecological reserve, the Bosque de Aragón [ ceb ; es ; no ] . In the southeast is the Xochimilco Ecological Park and Plant Market , a World Heritage Site . West of Santa Fe district are
2373-664: The Ecobici bike-sharing were among efforts to encourage alternate, greener forms of transportation. Chapultepec , the city's most iconic public park, has history back to the Aztec emperors who used the area as a retreat. It is south of Polanco district, and houses the Chapultepec Zoo the main city's zoo, several ponds and seven museums, including the National Museum of Anthropology . Other iconic city parks include
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#17327656363662486-696: The Iraqi Marshland" began in 2004, to manage the marshland area in an environmentally sound manner. UNEP has a programme for young people known as Tunza. Within this programme are other projects like the AEO for Youth . UNEP uses its position to raise awareness for a range of issues. International Environmental Education Programme (1975–1995) For two decades, UNESCO and UNEP led the International Environmental Education Programme (1975–1995), which set out
2599-651: The Millennium Development Goals and other internationally agreed development objectives. At present it is the Secretariat and technical and advisory support unit of the UNSDG. It brings together the UN development system to promote change and innovation to deliver together on sustainable development. DOCO works under the leadership of the UNSDG Chair and the guidance of the UNSDG. The team provides field evidence to inform policy, facilitates
2712-557: The Party of the Democratic Revolution and later the National Regeneration Movement ) have controlled both of them. The city has several progressive policies, such as elective abortions , a limited form of euthanasia , no-fault divorce , same-sex marriage , and legal gender change . On 29 January 2016, it ceased to be the Federal District (Spanish: Distrito Federal or D.F. ) and
2825-541: The Platform for Accelerating the Circular Economy , which is a public-private partnership of over 50 global organizations and governments seeking to support the transition to a global circular economy . Established in 1974, this is the world's only legal programme for the purpose of protecting the oceans and seas at the regional level. More than 143 countries participate in 18 regional programmes established by
2938-460: The Quadrennial comprehensive policy review (QCPR) – and global development priorities, as well as to ensure the UN development system becomes more internally focused and coherent. The UNSDG strategic priorities give direction to UNSDG members' efforts at the global, regional and country level to facilitate a step change in the quality and impact of UN support at the country level. The UNSDG (at
3051-561: The Saint Patrick's Battalion , the Mexican–American War came to a close after the United States deployed combat units deep into Mexico resulting in the capture of Mexico City and Veracruz by the U.S. Army's 1st, 2nd, 3rd and 4th Divisions . The invasion culminated with the storming of Chapultepec Castle in the city itself. During this battle, on 13 September, the 4th Division, under John A. Quitman , spearheaded
3164-520: The Sustainable Development Goals . The following are all members of the UNSDG, as of January 2022: The following organizations have membership confirmation pending at the UNSDG, as of March 2019: The UNSDG is one of the three pillars of the UN system Chief Executives Board (CEB), which furthers coordination and cooperation on a wide range of substantive and management issues facing UN system organizations. The CEB brings
3277-613: The Toltec , and Mexica (Aztecs) cultures. The latter arrived around the 14th century to settle first on the shores of the lake. The city of Mexico-Tenochtitlan was founded by the Mexica people in 1325 or 1327. The old Mexica city that is now referred to as Tenochtitlan was built on an island in the center of the inland lake system of the Valley of Mexico , which is shared with a smaller city-state called Tlatelolco . According to legend,
3390-706: The Twelve Apostles of Mexico who arrived in New Spain in 1524, described the rebuilding of the city as one of the afflictions or plagues of the early period: The seventh plague was the construction of the great City of Mexico, which, during the early years used more people than in the construction of Jerusalem. The crowds of laborers were so numerous that one could hardly move in the streets and causeways, although they are very wide. Many died from being crushed by beams, or falling from high places, or in tearing down old buildings for new ones. Preconquest Tenochtitlan
3503-716: The United Kingdom 's International Climate Finance initiative, administered by the Department for Business, Energy and Industrial Strategy , in 2015, and $ 128 million in 2018. REPP was established with a five-year goal of improving energy access for at least two million people in Sub-Saharan Africa. It has so far invested around $ 45 million to renewable energy projects in 13 countries in Sub-Saharan Africa . Solar power and hydropower are among
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3616-899: The World Meteorological Organization and UNEP established the Intergovernmental Panel on Climate Change (IPCC). UNEP is also one of several Implementing Agencies for the Global Environment Facility (GEF) and the Multilateral Fund for the Implementation of the Montreal Protocol . UNEP sometimes uses the alternative name UN Environment. The headquarters of the agency is in Nairobi, Kenya. In
3729-484: The effects of climate change ". This was reinforced in 2008, by Srgjan Kerim, President of the UN General Assembly, who estimated that there would be between 50 million and 200 million environmental migrants by 2010. In 2008, UNEP made a series of statements that glaciers are shrinking at record rates and many could disappear within decades. Scientists measuring the health of almost 30 glaciers around
3842-566: The massacre of an unknown number of protesting students in Tlatelolco . Three years later, a demonstration in the Maestros avenue, organized by former members of the 1968 student movement, was violently repressed by a paramilitary group called " Los Halcones ", composed of gang members and teenagers from many sports clubs who received training in the US. On 19 September 1985, at 7:19am CST ,
3955-473: The most productive urban areas in the world . The city was responsible for generating 15.8% of Mexico's GDP, and the metropolitan area accounted for about 22% of the country's GDP. If it were an independent country in 2013, Mexico City would be the fifth-largest economy in Latin America . Mexico City is the oldest capital city in the Americas and one of two founded by Indigenous people . The city
4068-535: The ozone layer —the Montreal Protocol was negotiated. He was succeeded by Elizabeth Dowdeswell (1992–1998), Klaus Töpfer (1998–2006), Achim Steiner (2006–2016), and Erik Solheim (2016–2018). UNEP's acting executive director, Joyce Msuya , took office in November 2018 following the resignation of Erik Solheim . Prior to that appointment, she was UNEP's deputy executive director. Inger Andersen
4181-443: The 1970s, the need for environmental governance at a global level was not universally accepted, particularly by developing nations. Some argued that environmental concerns were not a priority for nations in poverty. The leadership of Canadian diplomat Maurice Strong convinced many of the developing nations' governments that they needed to prioritize this issue. In the words of Nigerian professor Adebayo Adedeji : "Mr. Strong, through
4294-408: The 1987 Montreal Protocol for limiting emissions of gases blamed for thinning the planet's protective ozone layer, and the 2017 Minamata Convention , a treaty to limit toxic mercury. UNEP has sponsored the development of solar loan programmes, with attractive return rates, to buffer the initial deployment costs and entice consumers to consider and purchase solar PV systems . The most famous example
4407-694: The 2007 publication of the Intergovernmental Panel on Climate Change Fourth Assessment Report , the Paris Call for Action , presented by French president Jacques Chirac and supported by 46 countries, called for the UNEP to be replaced by a new and more powerful "United Nations Environment Organization", to be modeled on the World Health Organization . The 46 countries included the European Union nations, but notably did not include
4520-538: The Basin of Mexico. This valley is located in the Trans-Mexican Volcanic Belt in the high plateaus of south-central Mexico. It has a minimum altitude of 2,200 meters (7,200 feet) above sea level and is surrounded by mountains and volcanoes that reach elevations of over 5,000 meters (16,000 feet). This valley has no natural drainage outlet for the waters that flow from the mountainsides, making
4633-572: The City of Lakes . If approved by the government the project will contribute to the supply of water from natural sources to the Valley of Mexico , the creation of new natural spaces, a great improvement in air quality, and greater population establishment planning. By the 1990s Mexico City had become infamous as one of the world's most polluted cities; however, the city has since become a model for drastically lowering pollution levels. By 2014 carbon monoxide pollution had dropped drastically, while sulfur dioxide and nitrogen dioxide were at levels about
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4746-633: The Gulf of Mexico and the Pacific Ocean. After landing in Veracruz , Spanish explorer Hernán Cortés advanced upon Tenochtitlan with the aid of many of the other native peoples, arriving there on 8 November 1519. Cortés and his men marched along the causeway leading into the city from Iztapalapa (Ixtapalapa), and the city's ruler, Moctezuma II , greeted the Spaniards; they exchanged gifts, but
4859-695: The IEEP in particular, as well as being a network for institutions and individuals interested and active in environment education. Climate change In 1989, UNEP published a statement predicting that "entire nations could be wiped off the face of the Earth by sea level rise if the global warming trend is not reversed by the year 2000". In 2005, UNEP issued a joint statement with the United Nations University predicting that "50 million people could become environmental refugees by 2010, fleeing
4972-520: The Mexican wolf. Other guests are the golden eagle, pronghorn, bighorn sheep, caracara, zebras, African elephant, macaw, hippo, among others. Zoo Los Coyotes is a 27.68-acre (11.2 ha) zoo located south of Mexico City in the Coyoacan. It was inaugurated on 2 February 1999. It has more than 301 specimens of 51 species of wild native or endemic fauna from the area, featuring eagles, ajolotes, coyotes, macaws, bobcats, Mexican wolves, raccoons, mountain lions, teporingos, foxes, white-tailed deer. Mexico City has
5085-444: The Mexicas' principal god, Huitzilopochtli , indicated the site where they were to build their home by presenting a golden eagle perched on a prickly pear devouring a rattlesnake . Between 1325 and 1521, Tenochtitlan grew in size and strength, eventually dominating the other city-states around Lake Texcoco and in the Valley of Mexico. When the Spaniards arrived, the Aztec Empire had reached much of Mesoamerica , touching both
5198-403: The Miguel Hidalgo. It was opened in 1924. Visitors can see about 243 specimens of different species including kangaroos, giant panda, gorillas, caracal, hyena, hippos, jaguar, giraffe, lemur, lion, among others. Zoo San Juan de Aragon is near the San Juan de Aragon Park in the Gustavo A. Madero. In this zoo, opened in 1964, there are species that are in danger of extinction such as the jaguar and
5311-487: The Norwegian Institute of International Affairs said the freezing of funds was probably unprecedented. [REDACTED] This article incorporates text from a free content work. Licensed under CC BY-SA ( license statement/permission ). Text taken from Issues and trends in Education for Sustainable Development , 26, 27, UNESCO. United Nations Development Group The United Nations Sustainable Development Group ( UNSDG ), previously
5424-702: The Regional Seas Conventions and Action Plans, with 14 of them underpinned by legally binding international conventions, such as the Helsinki Convention , the Oslo Dumping Convention , the Barcelona Convention or the Bucharest Convention. The RSCAPs include the Caribbean region , East Asian seas, East African region, Mediterranean Basin , Pacific Northwest region, West African region, Caspian Sea , Black Sea region, Northeast Pacific region, Red Sea and Gulf of Aden , ROPME Sea Area, South Asian seas, Southeast Pacific region, Pacific region, Arctic region, Antarctic region, Baltic Sea , and Northeast Atlantic region. Each programme consists of countries which share
5537-421: The Spanish preserved Tenochtitlan's basic layout, they built Catholic churches over the old Aztec temples and claimed the imperial palaces for themselves. Tenochtitlan was renamed "Mexico" because the Spanish found the word easier to pronounce. The city had been the capital of the Aztec Empire and in the colonial era, Mexico City became the capital of New Spain . The viceroy of Mexico or vice-king lived in
5650-401: The UN system for 2007 to the General Assembly. The UNSDG's chairperson is the UNDP's Administrator. Since its inception, the following has been the Chair of the UNSDG: Under Kemal Derviş' leadership, an "Advisory Group", which provides the UNSDG Chair with advice and guidance on managing the operational dimensions of the UNSDG and the Resident Coordinator System, was established. In 2009,
5763-399: The UNSDG. The UNSDG is overseen by the Economic and Financial Committee (Second Committee) of the General Assembly. The UNSDG has provided reports such as the Comprehensive statistical analysis of the financing of operational activities for the development of the UN system for 2006 and the Comprehensive statistical analysis of the financing of operational activities for the development of
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#17327656363665876-458: The United Nations Development Group (UNDG), is a group of 36 United Nations funds, programmes, specialized agencies, departments and offices that play a role in development. It was created by the Secretary-General of the United Nations in order to improve the effectiveness of United Nations development activities at the country level. Its strategic priorities are to respond to the Triennial Comprehensive Policy Review (TCPR) – which became in 2008
5989-435: The United States, Saudi Arabia, Russia, and China, the top four emitters of greenhouse gases . In December 2012, following the Rio+20 Summit, a decision by the General Assembly of the United Nations to "strengthen and upgrade" the UNEP and establish universal membership of its governing body was confirmed. In other words, it was reorganized by applying the existing executive member system (58 member states) from 1973 to 2013 to
6102-424: The achievement of shared results, and promotes excellence in UN leadership and coordination. The core objective is a relevant and impactful UN contribution to development. Mexico City This is an accepted version of this page Mexico City is the capital and largest city of Mexico , and the most populous city in North America . It is one of the most important cultural and financial centers in
6215-426: The area closest to the main square in what was known as the traza , in orderly, well laid-out streets. Indigenous residences were outside that exclusive zone and houses were haphazardly located. Spaniards sought to keep indigenous people separate but since the Zócalo was a center of commerce for Amerindians, they were a constant presence in the central area, so strict segregation was never enforced. At intervals Zócalo
6328-446: The area was struck by the 1985 Mexico City earthquake . The earthquake proved to be a disaster politically for the one-party state government. The Mexican government was paralyzed by its own bureaucracy and corruption, forcing ordinary citizens to create and direct their own rescue efforts and to reconstruct much of the housing that was lost as well. However, the last straw may have been the controversial elections of 1988. That year,
6441-451: The armies of Pancho Villa and Emiliano Zapata , but the city did not experience violence. Huerta had abandoned the capital and the conquering armies marched in. Venustiano Carranza 's Constitutionalist faction ultimately prevailed in the revolutionary civil war and Carranza took up residence in the presidential palace. In the 20th century the phenomenal growth of the city and its environmental and political consequences dominate. In 1900,
6554-404: The army stronghold of the ciudadela or citadel, with significant civilian casualties and the undermining of confidence in the Madero government. Victoriano Huerta , chief general of the Federal Army , saw a chance to take power, forcing Madero and Pino Suarez to sign resignations. The two were murdered later while on their way to Lecumberri prison . Huerta's ouster in July 1914 saw the entry of
6667-433: The attack against Chapultepec and carried the castle. Future Confederate generals George E. Pickett and James Longstreet participated in the attack. Serving in the Mexican defense were the cadets later immortalized as Los Niños Héroes (the "Boy Heroes"). The Mexican forces fell back from Chapultepec and retreated within the city. Attacks on the Belén and San Cosme Gates came afterwards. The treaty of Guadalupe Hidalgo
6780-448: The camaraderie did not last long. Cortés put Moctezuma under house arrest , hoping to rule through him. Tensions increased until, on the night of 30 June 1520 – during a struggle known as " La Noche Triste " – the Aztecs rose up against the Spanish intrusion and managed to capture or drive out the Europeans and their Tlaxcalan allies. Cortés regrouped at Tlaxcala. The Aztecs thought the Spaniards were permanently gone, and they elected
6893-445: The capital. The 16th century saw a proliferation of churches, many of which can still be seen today in the historic center . Economically, Mexico City prospered as a result of trade. Unlike Brazil or Peru , Mexico had easy contact with both the Atlantic and Pacific worlds. Although the Spanish crown tried to completely regulate all commerce in the city, it had only partial success. The concept of nobility flourished in New Spain in
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#17327656363667006-432: The city in the 19th century, who, sending a letter back to Germany, said Mexico City could rival any major city in Europe. But it was English politician Charles Latrobe who really penned the following: "... look at their works: the moles, aqueducts, churches, roads—and the luxurious City of Palaces which has risen from the clay-built ruins of Tenochtitlan...", on page 84 of the Letter V of The Rambler in Mexico . During
7119-413: The city vulnerable to flooding. Drainage was engineered through the use of canals and tunnels starting in the 17th century. Mexico City primarily rests on what was Lake Texcoco . Seismic activity is frequent there. Lake Texcoco was drained starting from the 17th century. Although none of the lake waters remain, the city rests on the lake bed's heavily saturated clay. This soft base is collapsing due to
7232-438: The colonial period to work on infrastructure to prevent flooding. Floods were not only an inconvenience but also a health hazard, since during flood periods human waste polluted the city's streets. By draining the area, the mosquito population dropped as did the frequency of the diseases they spread. However, draining the wetlands also changed the habitat for fish and birds and the areas accessible for indigenous cultivation close to
7345-441: The colonial period, the city's motto was "Muy Noble e Insigne, Muy Leal e Imperial" (Very Noble and Distinguished, Very Loyal and Imperial). During Andrés Manuel López Obrador 's administration a political slogan was introduced: la Ciudad de la Esperanza ( lit. ' The City of Hope ' ). This motto was quickly adopted as a city nickname but has faded since the new motto, Capital en Movimiento ("Capital in Movement"),
7458-439: The construction of large sporting facilities. In 1969, the Mexico City Metro was inaugurated. Explosive growth in the population of the city started in the 1960s, with the population overflowing the boundaries of the Federal District into the neighboring State of Mexico, especially to the north, northwest, and northeast. Between 1960 and 1980 the city's population more than doubled to nearly 9 million. In 1980, half of all
7571-429: The draining of Lake Texcoco and global warming have greatly reduced snowfalls after the snow flurries of 12 February 1907. Since 1908, snow has only fallen three times, snow on 14 February 1920; snow flurries on 14 March 1940; and on 12 January 1967, when 8 centimeters (3 in) of snow fell on the city, the most on record. The 1967 snowstorm coincided with the operation of Deep Drainage System that resulted in
7684-569: The energy methods used in the projects. In September 2018, a series of allegations were made against the executive director of the UNEP, Eric Solheim, at that time, including excessive number of days spent outside the headquarters in Nairobi, Kenya. As a result, Eric Solheim resigned. Several donor countries withdrew their donation in the aftermath of the allegation, including the Dutch government who announced it would withhold $ 8 million in funding to UNEP until nepotism issues were resolved. Sweden and Denmark stopped funding as well. A spokesman for
7797-444: The environmental field. The Global 500 Roll of Honour was initiated in 1987 and ended in 2003. Its 2005 successor, Champions of the Earth , and a similar award, Young Champions of the Earth , are given annually to entrepreneurs, scientists, policy leaders, upcoming talent, individuals and organizations who make significant positive impacts on resources and the environment in their areas. UNEP has registered several successes, such as
7910-402: The establishment of infrastructure for electric vehicles . At this international conference 250 politicians and representatives of non-government organizations discussed future road transportation under the motto of "Sustainable Mobility–the Post-2012 CO 2 Agenda". Circular economy UNEP is the co-chair and a founding partner (along with groups such as the Ellen MacArthur Foundation ) for
8023-409: The executive heads of UN organizations together on a regular basis under the chairmanship of the Secretary-General. Within the CEB structure, the High-Level Committee on Management works on system-wide administrative and management issues, the High-Level Committee on Programmes considers global policy issues, while the United Nations Development Group deals with operational activities for development with
8136-553: The final siege of the conquest. Cortés first settled in Coyoacán , but decided to rebuild the Aztec site to erase all traces of the old order. He did not establish a territory under his own personal rule , but remained loyal to the Spanish crown. The first Spanish viceroy arrived in Mexico City fourteen years later. By that time, the city had again become a city-state , having power that extended far beyond its borders. Although
8249-520: The first head of UN Environment. He was also secretary-general of both the 1972 United Nations Conference on the Human Environment and the Earth Summit (1992). The position was then held for 17 years (1975–1992) by Mostafa Kamal Tolba , who was instrumental in bringing environmental considerations to the forefront of global thinking and action. Under his leadership, UN Environment's most widely acclaimed success—the historic 1987 agreement to protect
8362-610: The headquarters, but they pulled out to support Nairobi. Many of the developing countries were "not particularly supportive of creating a new formal institution for environmental governance", but supported its creation as an act of "Southern solidarity". In 2000, the World Conservation Monitoring Centre , based in Cambridge and sponsored by IUCN , became part of UNEP. In December 1972, the UN General Assembly unanimously elected Maurice Strong to be
8475-581: The highest temperature on record was 34.7 °C (94.5 °F) on 25 May 2024. Overall precipitation is heavily concentrated in the summer months, and includes dense hail . Snow falls in the city scarcely, although somewhat more often on nearby mountaintops. Throughout its history, the Central Valley of Mexico was accustomed to having several snowfalls per decade (including a period between 1878 and 1895 in which every single year—except 1880—recorded snowfalls ), mostly lake-effect snow . The effects of
8588-610: The industrial jobs in Mexico were located in Mexico City. Under relentless growth, the Mexico City government could barely keep up with services. Villagers from the countryside who continued to pour into the city to escape poverty only compounded the city's problems. With no housing available, they took over lands surrounding the city, creating huge shanty towns . The inhabitants of Mexico City faced serious air pollution and water pollution problems, as well as groundwater-related subsidence . Air and water pollution has been contained and improved in several areas due to government programs,
8701-655: The insurgency, occurred four days later. After a decade of war, Mexico's independence from Spain was effectively declared in the Declaration of Independence of the Mexican Empire on 27 September 1821. Agustín de Iturbide is proclaimed Emperor of the First Mexican Empire by Congress, crowned in the Cathedral of Mexico . The Mexican Federal District was established by the new government and by
8814-465: The last half of the 18th century. Many of these palaces can still be seen today, leading to Mexico City's nickname of "The city of palaces" given by Alexander Von Humboldt . The Grito de Dolores ("Cry of Dolores"), also known as El Grito de la Independencia ("Cry of Independence"), marked the beginning of the Mexican War of Independence . The Battle of Guanajuato, the first major engagement of
8927-452: The levels of these two pollutants reached critical levels, contingency actions were implemented which included closing factories, changing school hours, and extending the A day without a car program to two days of the week. The government also instituted industrial technology improvements, a strict biannual vehicle emission inspection and the reformulation of gasoline and diesel fuels . The introduction of Metrobús bus rapid transit and
9040-438: The locals' nickname chilangos . Chilango is used pejoratively by people living outside Mexico City to "connote a loud, arrogant, ill-mannered, loutish person". For their part those living in Mexico City designate insultingly those who live elsewhere as living in la provincia ('the provinces', 'the periphery') and many proudly embrace the term chilango. Residents of Mexico City are more recently called defeños (deriving from
9153-564: The lower Cenolithic period (9500–7000 BC). However, a 2003 study placed the age of the Peñon woman at 12,700 years old (calendar age), one of the oldest human remains discovered in the Americas. Studies of her mitochondrial DNA suggest she was either of Asian or European or Aboriginal Australian origin. The area was the destination of the migrations of the Teochichimecas during the 8th and 13th centuries, people that would give rise to
9266-489: The main campus of the National Autonomous University of Mexico . Designed by the most prestigious architects of the era, including Mario Pani , Eugenio Peschard , and Enrique del Moral , the buildings feature murals by artists Diego Rivera , David Alfaro Siqueiros , and José Chávez Morado . It has since been recognized as a UNESCO World Heritage Site . The 1968 Olympic Games brought about
9379-424: The metropolitan area. The area receives about 820 millimeters (32 in) of annual rainfall, which is concentrated from May through October with little or no precipitation for the remainder of the year. The area has two main seasons. The wet humid summer runs from May to October when winds bring in tropical moisture from the sea, the wettest month being July. The cool sunny winter runs from November to April, when
9492-517: The most recent definition agreed upon by the federal and state governments, the population of Greater Mexico City is 21,804,515, which makes it the sixth-largest metropolitan area in the world, the second-largest urban agglomeration in the Western Hemisphere (behind São Paulo , Brazil ), and the largest Spanish-speaking city (city proper) in the world. Greater Mexico City has a GDP of $ 411 billion in 2011, which makes it one of
9605-511: The non-rotational members of the advisory group were: the FAO, ILO, UNDP, UNESCO, UNFPA, UNICEF, UNHCR, WFP, WHO and UNIDO. The rotational members (for a period of one year, as of 2016) are: UNCTAD (representing UNEP, UN-Habitat and UNODC) and the Economic and Social Commission for Western Africa (representing all five Regional Commissions ). The UN Development Operations Coordination Office (DOCO)
9718-508: The old Aztec ceremonial center. The existing central plaza of the Aztecs was effectively and permanently transformed to the ceremonial center and seat of power during the colonial period, and remains to this day in modern Mexico, the central plaza of the nation. The rebuilding of the city after the siege of Tenochtitlan was accomplished by the abundant indigenous labor in the surrounding area. Franciscan friar Toribio de Benavente Motolinia , one of
9831-419: The over-extraction of groundwater, called groundwater-related subsidence . Since the beginning of the 20th century the city has sunk as much as nine meters (30 feet) in some areas. On average Mexico City sinks 20 inches (1 foot and 8 inches) or 50 centimetres (1/2 meters ) every year. This sinking is causing problems with runoff and wastewater management, leading to flooding problems, especially during
9944-650: The pine forests of the Desierto de los Leones National Park . Amusement parks include Six Flags México , in Ajusco neighborhood which is the largest in Latin America. There are numerous seasonal fairs present in the city. Mexico City has three zoos. Chapultepec Zoo , the San Juan de Aragon Zoo [ es ; no ] and Los Coyotes Zoo . Chapultepec Zoo is located in the first section of Chapultepec Park in
10057-516: The political disputes of the country. It was the imperial capital on two occasions (1821–1823 and 1864–1867), and of two federalist states and two centralist states that followed innumerable coups d'états in the space of half a century before the triumph of the Liberals after the Reform War . It was also the objective of one of the two French invasions to Mexico ( 1861–1867 ), and occupied for
10170-568: The population of Mexico City was about 500,000. The city began to grow rapidly westward in the early part of the 20th century and then began to grow upwards in the 1950s, with the Torre Latinoamericana becoming the city's first skyscraper. The rapid development of Mexico City as a center for modernist architecture was most fully manifested in the mid-1950s construction of the Ciudad Universitaria, Mexico City ,
10283-636: The postal abbreviation of the Federal District in Spanish: D.F., which is read "De-Efe"). They are formally called capitalinos (in reference to the city being the capital of the country), but "[p]erhaps because capitalino is the more polite, specific, and correct word, it is almost never utilized". The oldest signs of human occupation in the area of Mexico City are those of the " Peñón woman " and others found in San Bartolo Atepehuacan ( Gustavo A. Madero ). They were believed to correspond to
10396-432: The presidency was set between the P.R.I. 's candidate, Carlos Salinas de Gortari, and a coalition of left-wing parties led by Cuauhtémoc Cárdenas , son of the former president Lázaro Cárdenas . The counting system "fell" because coincidentally the power went out and suddenly, when it returned, the winning candidate was Salinas, even though Cárdenas had the upper hand. As a result of the fraudulent election, Cárdenas became
10509-511: The relationship between chemical use and health, and management of industry. The location of the headquarters proved to be a major controversy, with developed countries preferring Geneva , where several other UN offices are based, while developing countries preferred Nairobi, as that would be the first international organization headquartered in the Global South . At first, Mexico City , New Delhi , and Cairo were also competing to be
10622-472: The renovation of vehicles and the modernization of public transportation. The autocratic government that ruled Mexico City since the Revolution was tolerated, mostly because of the continued economic expansion since World War II. This was the case even though this government could not handle the population and pollution problems adequately. Nevertheless, discontent and protests began in the 1960s leading to
10735-441: The same sea and manages this sea at the regional level. The programmes are controlled by secretariats or Regional Coordinating Units and Regional Activity Centers. UNEP protects seas by promoting international conventions through education and training. Launched in 2017, the initiative's goal is to encourage and collaborate with faith-based organizations to protect the environment and invest in green resources. In 2020, UNEP published
10848-417: The siege of Tenochtitlan, and during colonial times the Spanish regularly drained the lake to prevent floods. Only a small section of the original lake remains, located outside Mexico City, in the municipality of Atenco , State of Mexico . Architects Teodoro González de León and Alberto Kalach along with a group of Mexican urbanists, engineers and biologists have developed the project plan for Recovering
10961-595: The signing of their new constitution, where the concept of a federal district was adapted from the United States Constitution . Before this designation, Mexico City had served as the seat of government for both the State of Mexico and the nation as a whole. Texcoco de Mora and then Toluca became the capital of the State of Mexico. During the 19th century, Mexico City was the center stage of all
11074-831: The sincerity of his advocacy, soon made it clear that all of us, irrespective of the stage of our development, have a large stake in the matter." After developing organisations such as the International Labour Organization , the Food and Agriculture Organization and the World Health Organization , the 1972 United Nations Conference on the Human Environment (the Stockholm Conference) was convened. In this conference various topics were discussed such as pollution, marine life, protection of resources, environmental change, and disasters relating to natural and biological change. This conference resulted in
11187-462: The summer. The entire lake bed is now paved over and most of the city's remaining forested areas lie in the southern boroughs of Milpa Alta , Tlalpan and Xochimilco . Originally much of the valley lay beneath the waters of Lake Texcoco , a system of interconnected salt and freshwater lakes. The Aztecs built dikes to separate the fresh water used to raise crops in chinampas and to prevent recurrent floods. These dikes were destroyed during
11300-679: The time the UNDG) was one of the main UN actors involved in the development of the Post-2015 Development Agenda which lead to the creation of the Sustainable Development Goals . The UNDG was renamed as the UNSDG around January 2018. By 1997, there were calls within the United Nations to draw all UN agencies working on development issues together; for the many UN Development Programmes, Funds, and Specialised Agencies were encroaching upon each other's activities. This
11413-670: The time, US$ 40 million were pledged by the United States and the remainder by 50 other nations. The 'Voluntary Indicative Scale of Contribution' established in 2002 has the role to increase the supporters of the UNEP. The finances related to all programs of UNEP is voluntarily contributed by Member states of the United Nations . The Environmental Fund, which all nations of UNEP invest in, is the core source of UNEP's programs. Between 1974 and 1986 UNEP produced more than 200 technical guidelines or manuals on environment including forest and water management, pest control , pollution monitoring,
11526-417: The total draining of what was left of Lake Texcoco. After the disappearance of Lake Texcoco, snow has never fallen again over Mexico City. The region of the Valley of Mexico receives anti-cyclonic systems. The weak winds of these systems do not allow for the dispersion, outside the basin, of the air pollutants which are produced by the 50,000 industries and 4 million vehicles operating in and around
11639-541: The viceregal palace on the main square or Zócalo . The Mexico City Metropolitan Cathedral , the seat of the Archbishopric of New Spain, was constructed on another side of the Zócalo, as was the archbishop's palace, and across from it the building housing the city council or ayuntamiento of the city. A late seventeenth-century painting of the Zócalo by Cristóbal de Villalpando depicts the main square, which had been
11752-568: The world found that ice loss reached record levels in 2006. On average, the studied glaciers shrank by 4.9 feet in 2006. Norway 's Breidalblikkbrea glacier shrank 10.2 feet in 2006. Glaciers lost an average of about a foot of ice a year between 1980 and 1999, but since the turn of the millennium the average loss has increased to about 20 inches. Electric vehicles At the fifth Magdeburg Environmental Forum held in 2008, in Magdeburg , Germany, UNEP and car manufacturer Daimler AG called for
11865-421: The world. Mexico City is located in the Valley of Mexico within the high Mexican central plateau , at an altitude of 2,240 meters (7,350 ft). The city has 16 boroughs or demarcaciones territoriales , which are in turn divided into neighborhoods or colonias . The 2020 population for the city proper was 9,209,944, with a land area of 1,495 square kilometers (577 sq mi). According to
11978-423: Was adopted by the administration headed by Marcelo Ebrard , though the latter is not treated as often as a nickname in media. Up until 2013, it was common to refer to the city by the initialism "DF" from "Distrito Federal de México". Since 2013, the abbreviation "CDMX" (Ciudad de México) has been more common, particularly in relation to government campaigns. The city is colloquially known as Chilangolandia after
12091-597: Was appointed executive director of UNEP by UN secretary-general António Guterres in February 2019. (acting) (born 1968) The United Nations Environment Assembly is UNEP's governing body. Created in 2012 to replace the Governing Council, it currently has 193 members and meets every two years. UNEP's structure includes eight divisions: UNEP's main activities are related to: Several awards programs have been established to recognize outstanding work in
12204-423: Was built in the center of the inland lake system, with the city reachable by canoe and by wide causeways to the mainland. The causeways were rebuilt under Spanish rule with indigenous labor. Colonial Spanish cities were constructed on a grid pattern, if no geographical obstacle prevented it. In Mexico City, the Zócalo (main square) was the central place from which the grid was then built outward. The Spanish lived in
12317-938: Was especially so with the Delivering as One initiative. An initial proposal was to merge UNICEF , the World Food Programme and the UNFPA into the UNDP. Finally, then Secretary-General Kofi Annan worked to form the UNDG and won praise from then UNDP Administrator James Speth . In May 2018 the United Nations Development Group (UNDG) was reorganized into the United Nations Sustainable Development Group (UNSDG) in order to accelerate progress toward
12430-418: Was not political but rather a very conservative Spanish social one, based on proving the worthiness of the family. Most of these families proved their worth by making fortunes in New Spain outside of the city itself, then spending the revenues in the capital, building churches, supporting charities and building extravagant palatial homes. The craze to build the most opulent residence possible reached its height in
12543-539: Was originally built on a group of islands in Lake Texcoco by the Mexica around 1325, under the name Tenochtitlan . It was almost completely destroyed in the 1521 siege of Tenochtitlan and subsequently redesigned and rebuilt in accordance with the Spanish urban standards . In 1524, the municipality of Mexico City was established, known as México Tenochtitlán , and as of 1585, it was officially known as Ciudad de México (Mexico City). Mexico City played
12656-566: Was signed in what is now the far north of the city. The capital escaped the worst of the violence of the ten-year conflict of the Mexican Revolution . The most significant episode of this period for the city was the Decena Trágica ("Ten Tragic Days") of February 1913, when forces counter to the elected government of Francisco I. Madero staged a successful coup. The center of the city was subjected to artillery attacks from
12769-403: Was where major celebrations took place as well as executions. It was also the site of two major riots in the seventeenth century, one in 1624, the other in 1692. The city grew as the population did, coming up against the lake's waters. As the depth of the lake water fluctuated, Mexico City was subject to periodic flooding. A major labor draft, the desagüe , compelled thousands of indigenous over
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