University of Illinois student Stanley Dayan (from left) and Chabad Jewish Center employees Mordy Kurtz and Yosef Peysin work at the center's kosher food stand in 2013 at the university's State Farm Center basketball arena in Champaign, Ill.
The rendering industry likes to call itself the world's oldest recycling system. Nearly 100 percent of processed pigs will eventually get used — as meat and in uses as varied as medicine and pet food.
Ready-to-eat meals found in the prepared food aisle are a growing source of waste, as it is difficult to reuse meals that aren't sold but are fully cooked.
Kristofor Husted/Harvest Public Media
Students are given healthy choices on a lunch line at Draper Middle School in Rotterdam, N.Y., in 2012. To keep students from tossing out the fruits and vegetables they're served, researchers say it helps to give them a choice in what they put on their trays.
Sweet or salty? Historically among Eastern European Jews, how they liked their gefilte fish depended on where they lived. This divide created a strictly Jewish geography known as "the gefilte fish line."