A startup company in Seattle is converting half-eaten burgers, spoiled milk, and spent yeast from a brewery into electricity and fertilizer. Katie Herzog visits Jan Allen, from Impact Bioenergy, to find out how a shipping-container-sized digester converts leftovers into energy.
Learn about Operation Sustain, a video game that teaches kids about climate change.
Join Katie as she visits a state-of-the-art oyster nursery and learns how to slurp oysters
How can we reduce agricultural waste? Replace fish meal with mealworms.
