According to Feeding America.org, nearly 40% of all food in America is wasted. At every stage in food production and distribution, unwanted and uneaten food is thrown away. This waste totals 108 billion pounds of food each year.

“What does action look like to you?” asked EcoReps co-founder Georgia Harrison at a recent workshop about sustainability. “Buying 300 lbs of bulk items from the food co-op,” said a student at...