Population. Industrialized Overpopulation https://www.youtube.com/watch?v=xG-meaGqg-M https://www.youtube.com/watch?v=U4qkQMudpII.

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Presentation transcript:

Population

Industrialized Overpopulation

World Population Growth

Developing and Industrialized Countries

World Population Growth World population is growing exponentially since the mid 19th century. Doubling rate getting shorter. It took about 18,000 for the population to reach 1 billion years billion years 2 billion 1920 – years 4 billion 1970 – years 9 billion

World Population Will peak at between 10 – 20 billion in 2070 Will decline to 9 by North America may be the only places with increasing population in 2100 with an increase from 314 to 454 million. Why might this be?

World Population – North America Immigration has been increasing in North America. First generation immigrants have more children.

World Population - Africa Population will grow from 1 billion today to 3.8 billion in 2100 By 2100 it may start to decline.

World Population - China By 2020 China will reach its peak at 1.6 billion. It will decline to 1.25 by It will have more well educated people than Europe and North America combined. India will be the world’s most populous country by 2020 with over 2 billion people

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