Facts on Urbanization, शहरीकरण पर तथ्य

FACTS ON URBANIZATION, शहरीकरण पर तथ्य

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Currently, more than half of the world’s population lives in urban areas.

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• By 2050, about 70% of the world’s population is expected to live in urban areas.

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• Over 60% of the land projected to become urban by 2030 is yet to be built.

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• Half of the population of Asia is expected to live in urban areas by 2020, while Africa is likely to

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reach a 50% urbanization rate only in 2035.

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• In 1970, Tokyo and New York were the only megacities.i

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• Today, there are 13 megacities in Asia, 4 in Latin America, and two each in Africa, Europe and

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Northern America.ii

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• Megacities account for a small though increasing proportion of the world urban population: 9.9% in

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2011 and 13.6% in 2025.

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• Over half of the urban population lives and will continue to live in small urban centres with fewer

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than half a million inhabitants.

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• In 2011, Northern America had the highest level of urbanization (82.2 percent), followed by Latin

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America and the Caribbean (79.1 percent).iii

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• The rate of urbanization is expected to be the highest in Africa and Asia over the coming decades.

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Over the next four decades, urban population is likely to treble in Africa and to increase by 1.7

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times in Asia.iv

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• Of the 187,066 new city dwellers that will be added to the world’s urban population every day

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between 2012 and 2015, 91.5 per cent, or 171,213, will be born in a developing country.v

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• In 2011, 75 per cent of the rural population were concentrated in 19 countries, mostly located in

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Africa or Asia (with the exception of Brazil, the Russian Federation and the United States).

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• The largest rural population (853 million) is found in India, followed by China (666 million).

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• Cities contribute to up to 70 per cent of the total greenhouse gas emissions.vi

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• Urban-based economic activities account for up to 55 per cent of gross national product (GNP) in

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low income countries, 73 per cent in middle-income countries and 85 per cent in high income

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countries.vii

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• Cities also generate a disproportionate amount of revenue for governments.viii

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• While the number of slum dwellers has increased, the proportion of the urban population living in

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slums in the developing world has declined from 46 per cent in the year 1990 to an estimated 32

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per cent in 2010. ix

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• The world’s slum population is projected to reach 889 million by 2020. x

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• It is estimated that between the year 2000 and 2010, a total 227 million people in the developing

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world were moved out of slum conditions.