Arctic

Could reindeer be slowing climate change?

January 18, 2017

As the climate warms and permafrost thaws, some tundra dwellers might be helping cool the planet. By grazing heavily and decreasing the height and prevalence of ...

Are polar bears changing their diet?

May 11, 2016

Deep in the Western Hudson Bay, populations of bearded seals are declining. As polar bears prey on these seals, researchers wonder how similar changes in prey ...
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