Alaska’s Arctic Landscape: Then and Now

Ice Stories: Dispatches From Polar Scientists – To understand some of the details of how global warming is affecting Arctic tundra, Ken Tape, a graduate student at the University of Alaska, Fairbanks, and his colleagues will float down two rivers in Alaska to sample numerous locations where repeated old photos show that shrubs are expanding, and compare those locations to ones where the vegetation is not changing. The primary change underway throughout many regions is a shift from a shrub-free to a shrub-dominated tundra.

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Blog dispatches from the field (June-August 2008):

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