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The facts seem to be: A rich country distorts the market at the behest of a few farm state senators and their huge agribusiness patrons in a way that causes hunger and sometimes starvation for millions. That strikes me has pretty criminal, actually.
And the number of thoughtful environmentalists who support corporate corn production for ethanol fuel is around zero (although there are probably a few outliers). There have got to be more efficient ways to produce energy than planting, fertilizing, spraying with pesticides, and harvesting a bunch of low efficiency solar panels.