Breadcrumb Home Search Showing results for Language Content type Photo (1) Video (1) Article Type Topics (-) Ice (2) (-) Shifting Baselines (2) Ancient Seas (1) Climate Change (1) Poles (1) Temperature & Chemistry (1) The Anthropocene (1) Tags Arctic (2) Site Search Sort by RelevanceTitle SortAuthored on Order AscDesc Sort By RelevanceA-ZZ-ANewestOldest Video Dr. Jan Backman, Marine Geologist March 2010 Watch the Video Photo Arctic Sea Ice Extent Graph September 2011 View Image