Soil Samples An environmental scientist takes contaminated soil samples at Joint Base Elmendorf-Richardson, Alaska, June 20, 2016. Defense Department personnel volunteered their off-duty time to perform environmental health work. SHARE IMAGE: Download Image: Full Size (0.65 MB) Tags: Partnerships Photo By: Dena O'Dell, Army VIRIN: 160622-A-RN349-006.JPG Photo Gallery