KTEP - El Paso, Texas

Courtney Flatt

Your produce and frozen foods could soon arrive at grocery stores in trucks that release fewer emissions. Researchers are developing a clean technology to keep your food cool while it travels. Engineers at Pacific Northwest National Laboratory are working to replace refrigerated trucks' diesel-burning cooling system with fuel cells. These fuel cells mix hydrogen and air to create energy; the byproduct is water. Researcher Kriston Brooks says that means fewer greenhouse gas and particulate...