Guest Post by Willis Eschenbach
Let me start by getting the jargon out of the way. The “NPP” is the “net primary productivity”. It is how many total tonnes of new plant matter are produced around the globe each year as a result of photosynthesis.
In a book excerpt in the February 2002 UnScientific American magazine entitled “The Bottleneck”, Edward O. Wilson, a brilliant ant biologist and also an unrepentant alarmist about, well, everything, put forward the Malthusian argument that humans are about to run out of food. He said that we are currently wedged into a “bottleneck”, he warned of the dangers of “exponential growth” in population, and he averred that we will be squeezed mightily before the population levels off. The following quote was one part of his argument, an idea which has resurfaced recently as a “scientific” claim:
Wilson: “We already appropriate by some means or another…
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