By Alon Tal
Overpopulation remains the leading driver of hunger, desertification, species depletion and a range of social maladies across the planet. Recently, a spate of op-ed essays have filled the pages of some of world’s top newspapers and blogs — from the Guardian to the New York Times — challenged this view, declaring that overpopulations is not, nor has ever been, a problem. To make progress in the most recent round of the age-old debate between technological optimists and Malthusian realists, it’s important to establish criteria and characterize consequences.
On what basis are these newest cornucopian assurances made? In the New York Times piece, for instance, Ellis Erle asserts that after studying the ecology of agriculture in China and talking to archaeologists, he reached the conclusion that technologies have always been able to overcome any anticipated exceedance of carrying capacity. A key corroboration marshaled for this view refers to a retrospective assessment of Chinese farming by archaeologists. It purportedly claims that new and more efficient technologies invariably enabled local farmers to overcome any anticipated exceedance of carrying capacity.
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