The Population ExplosionThe Population Explosion vividly describes how the Earth's population, growing by 95 million people a year, is rapidly depleting the planet's resources, resulting in famine, global warming, acid rain, and other major problems. Paul and Anne Ehrlich also clearly and concisely point to immediate action that will lessen the threat of ruin and begin to build a more peaceful, sane, and secure world. |
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Page 47
... human forms were quite small , probably not exceeding a few tens of thousands . Fe- males probably bore several ... population per year.2 In 1989 , the human population of roughly 5.2 billion ( 5,200 million ) 3 produced about 144 ...
... human forms were quite small , probably not exceeding a few tens of thousands . Fe- males probably bore several ... population per year.2 In 1989 , the human population of roughly 5.2 billion ( 5,200 million ) 3 produced about 144 ...
Page 61
... population control first when they think of solving the human problems related to overpopulation . To stop human population growth humanely , by limiting births , will take a very long time at least two generations , even if completed ...
... population control first when they think of solving the human problems related to overpopulation . To stop human population growth humanely , by limiting births , will take a very long time at least two generations , even if completed ...
Page 269
... Human Appropriation of the Products of Photosynthesis , " BioScience , vol . 36 ( 1986 ) , pp . 368-73 . 27. Ibid . 28. Study of Critical Environmental Problems , Man's Impact on the Global Environment ( MIT Press , Cambridge , Mass ...
... Human Appropriation of the Products of Photosynthesis , " BioScience , vol . 36 ( 1986 ) , pp . 368-73 . 27. Ibid . 28. Study of Critical Environmental Problems , Man's Impact on the Global Environment ( MIT Press , Cambridge , Mass ...
Contents
Preface | 9 |
Why Isnt Everyone as Scared as We Are? | 13 |
The OneTime Bonanza | 24 |
Copyright | |
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abortion Africa agricultural American animals aquifers areas atmosphere average Bangladesh birth birthrates caused China cities climate change CO₂ contraceptives countries course crops death rates decades decline demographic depletion desertification developing nations disease Earth ecological economic economists Ecoscience ecosystem services ecosystems Ehrlich energy environment environmental epidemic especially exponential growth factor family-planning farm fertility food production forests future genetic global warming Green Revolution greenhouse growing growth rate Holdren Homo sapiens human population human predicament impact important increase India industrial irrigation issues L. R. Brown land less living major million natural numbers organisms overpopulation ozone P. R. Ehrlich per-capita percent photosynthesis plants policies pollution poor nations Population Bomb population connection population control population explosion population growth population problem reduced regions result rich nations rise scientists social society soil Soviet square miles tion tons tropical United virus Washington world population Worldwatch Institute York