View sequential still images of thermokarst (thawed permafrost) at Horn Lake in northern Alaska during the summer of 2010. The video was made by researchers studying the responses of Arctic landscapes to permafrost degradation.
Arizona Daily Sun article about Jillian Worssam's PolarTREC experience on the USCGC Healy in the Bering Sea. Article created from journal excerpts, and was published on 3 August 2008.