Thomas A. Douglas, Ph.D., research chemist, is a senior scientist for the U.S. Army Engineer Research and Development Center’s Cold Regions Research and Engineering Laboratory in Alaska. He has worked at CRREL since 2001 after receiving a doctoral degree in Earth Sciences from Dartmouth College. His research is focused on the environmental characterization of permafrost, snow, and ice to support infrastructure development and to understand the response of Arctic and sub-arctic terrains to climate warming. He has participated in multiple 500-1,000 mile wintertime traverses across the Alaskan Arctic and has worked at remote field sites in Alaska, Canada, and Greenland. Douglas is an author or co-author of more than 100 scientific papers and book chapters. Contact: ERDCinfo@usace.army.mil | Some of his work: https://usace.contentdm.oclc.org/digital/search/searchterm/Thomas%20A.%20Douglas