Arctic Radiation – IceBridge Sea and Ice Experiment (ARISE) researchers conducts a series of research flights out of Eielson Air Force Base, Alaska, from August to October 2014. Scientists and engineers used a collection of instruments aboard a NASA C-130 research aircraft to quantify ice elevation, incoming sunlight, outgoing infrared radiation and various cloud properties to better understand climate impact on Arctic sea ice and glaciers. (U.S. Air Force photo by Senior Airman Racheal Watson/Released)