Livable Planet

How did teen climate activist Greta Thunberg rise to fame so quickly?

Greta Thunberg, the favorite to win Friday’s Nobel Peace Prize, has inspired books, met with heads of state, and testified before Congress, the European Parliament and the United Nations. Her Friday school strikes for climate action have expanded to millions of people around the world.   

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Science

How the warming Arctic might be behind Boston's deep freeze

Updated

There may be a counterintuitive explanation for the deep freeze that hit New England this winter: The rapidly warming Arctic is causing big disruptions in the jet stream, which carries weather across North America. Is this the worst winter you've experienced?