With approximately 140 engineers, scientists, and researchers, 40% with PhDs, CRREL's skilled staff has expertise in a wide range of disciplines.  Serving the Corps of Engineers team, CRREL builds innovative products which support the warfighter, water resources, environment, infrastructure and homeland security. CRREL uses a multi-disciplinary research approach that solves the most difficult environmental physics and cold region engineering problems. With recognized international expertise, CRREL fosters partnerships across government agencies, academia and industry to solve complex problems.