13 Oct '11, 12pm

Revisiting Population Growth: The Impact of Ecological Limits

Revisiting Population Growth: The Impact of Ecological Limits Demographers are predicting that world population will climb to 10 billion later this century. But with the planet heating up and growing numbers of people putting increasing pressure on water and food supplies and on life-sustaining ecosystems, will this projected population boom turn into a bust? by robert engelman The hard part about predicting the future, someone once said, is that it hasn’t happened yet. So it’s a bit curious that so few experts question the received demographic wisdom that the Earth will be home to roughly 9 billion people in 2050 and a stable 10 billion at the century’s end. Demographers seem comfortable projecting that life expectancy will keep rising while birth rates drift steadily downward, until human numbers hold steady with 3 billion more people than are alive today. What’s odd abo...

Full article: http://e360.yale.edu/feature/how_environmental_limits_may...

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Revisiting population growth: The impact of eco...

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