Crops grown for food (green) versus for animal feed and fuel (purple)

Crops grown for food (green) versus for animal feed and fuel (purple)

Just 55% of the world's crop calories are actually eaten directly by people.


Via  nationalgeographic.com
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Alex E

Ecoclimax is defined by Odum (1969) as the culmination state after a succession in a stabilized ecosystem in which maximum biomass (or high information content) and symbiotic function among organisms is kept per unit of available energy flow.