Stacks of scones laid at the bottom of a trash can, tossed by a coffee shop employee at closing time because of expired shelf life. Raw poultry and produce topped a pile of trash in a kitchen garbage can. An estimated one-third of the food produced for human consumption worldwide — about 1.3 billion tons — gets lost or wasted each year, according to the Food and Agriculture Organization of the United Nations. The U.S. Department of Agriculture estimated this country produced 133 billion pounds of food waste, a net worth of $161 billion, in 2010. As part of a food waste ...