28 Jun '11, 12pm

A World Centered on Sea Ice Is Changing Swiftly at the Poles

A World Centered on Sea Ice Is Changing Swiftly at the Poles

A World Centered on Sea Ice Is Changing Swiftly at the Poles For eons, the polar marine food chain has been closely linked to the seasonal formation and retreat of sea ice. Now, as that ice rapidly melts in the Arctic and along the Antarctic Peninsula, this intricate web of life is undergoing major shifts, benefiting some creatures and putting others at risk. by fen montaigne As sea ice rapidly melts in the Arctic and parts of Antarctica, the threat to creatures that use the ice as a feeding platform — polar bears and walruses in the Arctic, and Adélie penguins in the Antarctic — has been well publicized. But these iconic symbols of global warming are merely the pinnacle of polar marine ecosystems whose foundations rest, above all, on one thing: the widespread, seasonal formation and retreat of sea ice. And as temperatures rise in the Arctic and along the Antarctic Peninsu...

Full article: http://e360.yale.edu/feature/a_world_centered_on_sea_ice_...

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