Browsing the "overpopulation" Tag

Peak Water: What Happens When the Wells Go Dry?

July 9th, 2013 | by Earth Policy Institute

Aquifer depletion now threatens harvests in China, India, and the United States. These big three grain producers together supply half of the world's grain harvest. The question is not whether water shortages will affect future harvests in these countries, but rather when they will do so


Full Planet, Empty Plates: Chapter 2. The Ecology of Population Growth

May 9th, 2013 | by Earth Policy Institute

Throughout most of human existence, population growth has been so slow as to be imperceptible within a single generation. Reaching a global population of 1 billion in 1804 required the entire time since modern humans appeared on the scene. To add the second billion, it took until 1927, just over a century. Thirty-three years later, in 1960, world population reached 3 billion. Then the pace sped up, as we added another billion every 13 years or so until we hit 7 billion in late



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