New 3D maps released at the 2014 Ocean Sciences Meeting in Honolulu show a huge mass of Atlantic seawater infused with traces of lead, a pollutant that was widely used in the automobile industry until a few decades ago...
Photo via Shutterstock Sometimes it seems like air transportation is the last to catch up with energy innovations. Busses, cars and trains regularly run on a variety of green options. But airplanes, with a few exceptions,...