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45-657: Bettlach may refer to: Bettlach, Switzerland Bettlach, Haut-Rhin , in Alsace, France [REDACTED] Topics referred to by the same term This disambiguation page lists articles about distinct geographical locations with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Bettlach&oldid=932722462 " Category : Place name disambiguation pages Hidden categories: Short description

90-451: A sufficiently small time interval: A positive growth rate indicates that the population is increasing, while a negative growth rate indicates that the population is decreasing. A growth ratio of zero indicates that there were the same number of individuals at the beginning and end of the period—a growth rate may be zero even when there are significant changes in the birth rates , death rates , immigration rates , and age distribution between

135-478: A total of 914 inhabited buildings. There were 212 multi-family buildings (23.2%), along with 94 multi-purpose buildings that were mostly used for housing (10.3%) and 24 other-use buildings (commercial or industrial) that also had some housing (2.6%). Of the single-family homes 18 were built before 1919, while 142 were built between 1990 and 2000. The greatest number of single-family homes (116) were built between 1946 and 1960. In 2000 there were 2,080 apartments in

180-469: Is a separable differential equation, the population may be solved explicitly, producing a logistic function : where A = K − P 0 P 0 {\displaystyle A={\frac {K-P_{0}}{P_{0}}}} and P 0 {\displaystyle P_{0}} is the initial population at time 0. The world population growth rate peaked in 1963 at 2.2% per year and subsequently declined. In 2017,

225-401: Is different from Wikidata All article disambiguation pages All disambiguation pages Bettlach, Switzerland Bettlach is first mentioned in 1181 as Betelacho . In 1279 it was mentioned as Bettelage and in 1329 as Betlach . Bettlach has an area, as of 2009 , of 12.21 square kilometers (4.71 sq mi). Of this area, 5.67 km (2.19 sq mi) or 46.4%

270-452: Is in direct contrast with less developed contexts, where population growth is still happening. Globally, the rate of population growth has declined from a peak of 2.2% per year in 1963. Population growth alongside increased consumption is a driver of environmental concerns , such as biodiversity loss and climate change , due to overexploitation of natural resources for human development . International policy focused on mitigating

315-402: Is the rate at which the number of individuals in a population increases in a given time period, expressed as a fraction of the initial population. Specifically, population growth rate refers to the change in population over a unit time period, often expressed as a percentage of the number of individuals in the population at the beginning of that period. This can be written as the formula, valid for

360-510: Is used for agricultural purposes, while 4.59 km (1.77 sq mi) or 37.6% is forested. Of the rest of the land, 1.64 km (0.63 sq mi) or 13.4% is settled (buildings or roads), 0.17 km (0.066 sq mi) or 1.4% is either rivers or lakes and 0.15 km (37 acres) or 1.2% is unproductive land. Of the built up area, industrial buildings made up 1.2% of the total area while housing and buildings made up 7.9% and transportation infrastructure made up 3.4%. Out of

405-509: The DRC are witnessing a similar growth in population. The following table gives some example countries or territories: Human population projections are attempts to extrapolate how human populations will change in the future. These projections are an important input to forecasts of the population's impact on this planet and humanity's future well-being. Models of population growth take trends in human development and apply projections into

450-620: The Jura Mountains . The blazon of the municipal coat of arms is Argent a Cross pattee couped fitche Gules. Bettlach has a population (as of December 2020 ) of 4,953. As of 2008 , 15.6% of the population are resident foreign nationals. Over the last 10 years (1999–2009 ) the population has changed at a rate of 2.8%. Most of the population (as of 2000 ) speaks German (4,168 or 88.3%), with Italian being second most common (153 or 3.2%) and French being third (80 or 1.7%). There are 3 people who speak Romansh . As of 2008 ,

495-526: The global population to increase from 1.6 billion in 1900 to 7.7 billion by November 2019. Some of the reasons for the "Modern Rise of Population" were particularly investigated by the British health scientist Thomas McKeown (1912–1988). In his publications, McKeown challenged four theories about the population growth: Although the McKeown thesis has been heavily disputed, recent studies have confirmed

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540-519: The industrial revolution . The most significant increase in the world's population has been since the 1950s, mainly due to medical advancements and increases in agricultural productivity . Due to its dramatic impact on the human ability to grow food, the Haber process , named after one of its inventors, the German chemist Fritz Haber , served as the "detonator of the population explosion ", enabling

585-504: The population is declining , especially in Eastern Europe , mainly due to low fertility rates , high death rates and emigration . In Southern Africa , growth is slowing due to the high number of AIDS-related deaths. Some Western Europe countries might also experience population decline. Japan's population began decreasing in 2005. The United Nations Population Division projects world population to reach 11.2 billion by

630-440: The voter turnout was 45.4%. As of  2010 , Bettlach had an unemployment rate of 3.9%. As of 2008 , there were 53 people employed in the primary economic sector and about 21 businesses involved in this sector. 1,557 people were employed in the secondary sector and there were 56 businesses in this sector. 579 people were employed in the tertiary sector , with 112 businesses in this sector. There were 2,628 residents of

675-551: The 2010-2011 school year there were a total of 462 students in the Bettlach school system. The education system in the Canton of Solothurn allows young children to attend two years of non-obligatory Kindergarten . During that school year, there were 82 children in kindergarten. The canton's school system requires students to attend six years of primary school , with some of the children attending smaller, specialized classes. In

720-457: The UN projected that the world population, 8 billion as of 2023 , would peak around the year 2086 at about 10.4 billion, and then start a slow decline, assuming a continuing decrease in the global average fertility rate from 2.5 births per woman during the 2015–2020 period to 1.8 by the year 2100 (the medium-variant projection). The UN’s 2024 report has revised the peak population to 10.3 billion in

765-482: The end of the Black Death , around the year 1350. A mix of technological advancement that improved agricultural productivity and sanitation and medical advancement that reduced mortality increased population growth. In some geographies, this has slowed through the process called the demographic transition , where many nations with high standards of living have seen a significant slowing of population growth. This

810-532: The end of the 21st century. The Institute for Health Metrics and Evaluation projects that the global population will peak in 2064 at 9.73 billion and decline to 8.89 billion in 2100. A 2014 study in Science concludes that the global population will reach 11 billion by 2100, with a 70% chance of continued growth into the 22nd century. The German Foundation for World Population reported in December 2019 that

855-485: The estimated annual growth rate was 1.1%. The CIA World Factbook gives the world annual birthrate, mortality rate, and growth rate as 1.86%, 0.78%, and 1.08% respectively. The last 100 years have seen a massive fourfold increase in the population, due to medical advances , lower mortality rates, and an increase in agricultural productivity made possible by the Green Revolution . The annual increase in

900-510: The forested land, 35.2% of the total land area is heavily forested and 2.4% is covered with orchards or small clusters of trees. Of the agricultural land, 30.9% is used for growing crops and 10.6% is pastures and 4.3% is used for alpine pastures. All the water in the municipality is flowing water. The municipality is located in the Lebern district. It stretches from the Aare river to the edge of

945-621: The future. These models use trend-based-assumptions about how populations will respond to economic, social and technological forces to understand how they will affect fertility and mortality , and thus population growth. The 2022 projections from the United Nations Population Division (chart #1) show that annual world population growth peaked at 2.3% per year in 1963, has since dropped to 0.9% in 2023, equivalent to about 74 million people each year, and could drop even further to minus 0.1% by 2100. Based on this,

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990-399: The gender distribution of the population was 51.0% male and 49.0% female. The population was made up of 2,001 Swiss men (41.5% of the population) and 461 (9.6%) non-Swiss men. There were 1,991 Swiss women (41.3%) and 372 (7.7%) non-Swiss women. Of the population in the municipality 1,283 or about 27.2% were born in Bettlach and lived there in 2000. There were 1,488 or 31.5% who were born in

1035-574: The global human population grows by 2.6 people every second, and could reach 8 billion by 2023. According to United Nations population statistics, the world population grew by 30%, or 1.6 billion humans, between 1990 and 2010. In number of people the increase was highest in India (350 million) and China (196 million). Population growth rate was among highest in the United Arab Emirates (315%) and Qatar (271%). Many of

1080-548: The impact of human population growth is concentrated in the Sustainable Development Goals which seeks to improve the standard of living globally while reducing the impact of society on the environment while advancing human well-being. World population has been rising continuously since the end of the Black Death , around the year 1350. Population began growing rapidly in the Western world during

1125-483: The municipality and 1,859 workers who commuted away. The municipality is a net exporter of workers, with about 1.7 workers leaving the municipality for every one entering. Of the working population, 13.4% used public transportation to get to work, and 60.5% used a private car. From the 2000 census , 1,980 or 41.9% were Roman Catholic , while 1,643 or 34.8% belonged to the Swiss Reformed Church . Of

1170-444: The municipality there were 291 students in primary school and 7 students in the special, smaller classes. The secondary school program consists of three lower, obligatory years of schooling, followed by three to five years of optional, advanced schools. 82 lower secondary students attend school in Bettlach. As of 2000 , there were 4 students in Bettlach who came from another municipality, while 171 residents attended schools outside

1215-417: The municipality who were employed in some capacity, of which females made up 42.7% of the workforce. In 2008 the total number of full-time equivalent jobs was 1,992. The number of jobs in the primary sector was 33, all of which were in agriculture. The number of jobs in the secondary sector was 1,500 of which 1,382 or (92.1%) were in manufacturing and 116 (7.7%) were in construction. The number of jobs in

1260-419: The municipality. Population growth#Population growth rate Population growth is the increase in the number of people in a population or dispersed group. Actual global human population growth amounts to around 83 million annually, or 1.1% per year. The global population has grown from 1 billion in 1800 to 8.1 billion in 2024. The UN projected population to keep growing, and estimates have put

1305-413: The municipality. The most common apartment size was 4 rooms of which there were 643. There were 74 single-room apartments and 632 apartments with five or more rooms. Of these apartments, a total of 1,946 apartments (93.6% of the total) were permanently occupied, while 55 apartments (2.6%) were seasonally occupied and 79 apartments (3.8%) were empty. As of 2009 , the construction rate of new housing units

1350-513: The municipality. There were 2,346 married individuals, 235 widows or widowers and 324 individuals who are divorced. As of 2000 , there were 1,989 private households in the municipality, and an average of 2.3 persons per household. There were 599 households that consist of only one person and 118 households with five or more people. Out of a total of 2,014 households that answered this question, 29.7% were households made up of just one person and there were 12 adults who lived with their parents. Of

1395-688: The number of living humans peaked at 88.0 million in 1989, then slowly declined to 73.9 million in 2003, after which it rose again to 75.2 million in 2006. In 2017, the human population increased by 83 million. Generally, developed nations have seen a decline in their growth rates in recent decades, though annual growth rates remain above 2% in some countries of the Middle East and Sub-Saharan Africa , and also in South Asia , Southeast Asia , and Latin America . In some countries

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1440-521: The population are between 0 and 6 years old and 746 teenagers or 15.8% are between 7 and 19. Of the adult population, 230 people or 4.9% of the population are between 20 and 24 years old. 1,503 people or 31.8% are between 25 and 44, and 1,204 people or 25.5% are between 45 and 64. The senior population distribution is 529 people or 11.2% of the population are between 65 and 79 years old and there are 159 people or 3.4% who are over 80. As of 2000 , there were 1,816 people who were single and never married in

1485-439: The population has reached its carrying capacity , it will stabilize and the exponential curve will level off towards the carrying capacity, which is usually when a population has depleted most its natural resources . In the world human population, growth may be said to have been following a linear trend throughout the last few decades. The growth of a population can often be modelled by the logistic equation where As it

1530-531: The population) belonged to no church, are agnostic or atheist , and 146 individuals (or about 3.09% of the population) did not answer the question. In Bettlach about 1,855 or (39.3%) of the population have completed non-mandatory upper secondary education , and 522 or (11.1%) have completed additional higher education (either university or a Fachhochschule ). Of the 522 who completed tertiary schooling, 70.1% were Swiss men, 17.8% were Swiss women, 8.4% were non-Swiss men and 3.6% were non-Swiss women. During

1575-402: The rest of the households, there are 653 married couples without children, 618 married couples with children There were 92 single parents with a child or children. There were 15 households that were made up of unrelated people and 25 households that were made up of some sort of institution or another collective housing. In 2000 there were 584 single-family homes (or 63.9% of the total) out of

1620-630: The rest of the population, there were 70 members of an Orthodox church (or about 1.48% of the population), there were 18 individuals (or about 0.38% of the population) who belonged to the Christian Catholic Church , and there were 62 individuals (or about 1.31% of the population) who belonged to another Christian church. There were 225 (or about 4.77% of the population) who were Islamic . There were 12 individuals who were Buddhist , 37 individuals who were Hindu and 3 individuals who belonged to another church. 525 (or about 11.12% of

1665-556: The same canton, while 1,100 or 23.3% were born somewhere else in Switzerland, and 718 or 15.2% were born outside of Switzerland. In 2008 there were 32 live births to Swiss citizens and 2 births to non-Swiss citizens, and in same time span there were 33 deaths of Swiss citizens. Ignoring immigration and emigration, the population of Swiss citizens decreased by 1 while the foreign population increased by 2. There were 4 Swiss men and 3 Swiss women who immigrated back to Switzerland. At

1710-426: The same time, there were 18 non-Swiss men and 6 non-Swiss women who immigrated from another country to Switzerland. The total Swiss population change in 2008 (from all sources, including moves across municipal borders) was a decrease of 39 and the non-Swiss population decreased by 12 people. This represents a population growth rate of -1.1%. The age distribution, as of 2000 , in Bettlach is; 350 children or 7.4% of

1755-460: The tertiary sector was 459. In the tertiary sector; 116 or 25.3% were in wholesale or retail sales or the repair of motor vehicles, 14 or 3.1% were in the movement and storage of goods, 49 or 10.7% were in a hotel or restaurant, 6 or 1.3% were the insurance or financial industry, 85 or 18.5% were technical professionals or scientists, 32 or 7.0% were in education and 83 or 18.1% were in health care. In 2000 , there were 1,075 workers who commuted into

1800-472: The total population at 8.6 billion by mid-2030, 9.8 billion by mid-2050 and 11.2 billion by 2100. However, some academics outside the UN have increasingly developed human population models that account for additional downward pressures on population growth; in such a scenario population would peak before 2100. Others have challenged many recent population projections as having underestimated population growth. The world human population has been growing since

1845-411: The two times. A related measure is the net reproduction rate . In the absence of migration, a net reproduction rate of more than 1 indicates that the population of females is increasing, while a net reproduction rate less than one ( sub-replacement fertility ) indicates that the population of females is decreasing. Most populations do not grow exponentially, rather they follow a logistic model . Once

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1890-406: The value of his ideas. His work is pivotal for present day thinking about population growth, birth control, public health and medical care. McKeown had a major influence on many population researchers, such as health economists and Nobel prize winners Robert W. Fogel (1993) and Angus Deaton (2015). The latter considered McKeown as "the founder of social medicine ". The "population growth rate"

1935-693: The world's countries, including many in Sub-Saharan Africa , the Middle East , South Asia and South East Asia , have seen a sharp rise in population since the end of the Cold War . The fear is that high population numbers are putting further strain on natural resources, food supplies, fuel supplies, employment, housing, etc. in some of the less fortunate countries. For example, the population of Chad has ultimately grown from 6,279,921 in 1993 to 10,329,208 in 2009, further straining its resources. Vietnam , Mexico , Nigeria , Egypt , Ethiopia , and

1980-582: The year 2084. However, estimates outside of the United Nations have put forward alternative models based on additional downward pressure on fertility (such as successful implementation of education and family planning goals in the UN's Sustainable Development Goals ) which could result in peak population during the 2060–2070 period rather than later. Even though the global fertility rate continues to fall, chart #2 shows that because of population momentum

2025-626: Was 2.9 new units per 1000 residents. The vacancy rate for the municipality, in 2010 , was 1.72%. The historical population is given in the following chart: In the 2007 federal election the most popular party was the SVP which received 32.3% of the vote. The next three most popular parties were the FDP (20.43%), the CVP (20.04%) and the SP (17.22%). In the federal election, a total of 1,526 votes were cast, and

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