What's going on in the Arctic?

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We're talking about the North Pole's warm winter on Climate Cast this week, plus we hear about the climate role that forests play and the status of renewable energy.

Above freezing, in the dark night of winter, in the Arctic, in February. Scientists are stunned by an incredible Arctic heat wave this winter. We ask The Washington Post's Capital Weather Gang's Jason Samenow what's going on in the Arctic.

Climate change would be a lot worse without the forests. University of Minnesota forest resources Peter Reich explains why, and tells us about his work.

We've seen some positive trends in carbon emissions as the share of renewable energy grows. Bloomberg senior U.S. utilities analyst Rachel Luo gives Climate Cast an update on the status of renewables.

Hear the whole show using the audio player above.