Courtney Flatt http://wuis.org en A Greener Way To Cool Your Foods On The Way To The Grocery Store http://wuis.org/post/greener-way-cool-your-foods-way-grocery-store 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.<p>Engineers at <a href="http://www.pnnl.gov/">Pacific Northwest National Laboratory</a> 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. Wed, 04 Sep 2013 16:37:00 +0000 Courtney Flatt 8341 at http://wuis.org