In the United States, more than one-third of all available food goes uneaten due to pre-harvest loss and post-harvest waste, according to the U.S. Department of Agriculture. That's enough to feed the world's 870 million undernourished people four times over.
Growers would prefer not to leave crops unharvested, but they're trapped in a wasteful system [continue reading - Click on "Sustainability" edition, see p. 49]