THE COMMONS, an ecological thriller by New York Times best-selling author, Susan Dworkin, is a perfectly plausible novel set in the not-so-distant future. The year is 2165. Climate change has impoverished the world. One giant corporation governs North America, and the source of its power is control of over what remains of the food supply. Forget three squares. Now the standard ration is one meal and two snacks per day. Fishing is over. So are fruit...