US Army Corps of Engineers
Engineer Research and Development Center Website

Cold Regions Lab retires sea ice expert
During one of his many Arctic field trips, geophysicist Dr. Donald Perovich takes measurements of the sea ice cover while standing with instrumentation in a melt pond. The U.S. Army Engineer Research and Development Center’s Hanover site recently retired Perovich in a ceremony at the New Hampshire laboratory.

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Photo by: Dr. Donald Perovich |  VIRIN: 171026-A-OB991-001.JPG