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Articles sur Climate change

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Permafrost is thawing across the Arctic, releasing microbes and organic materials that have been trapped in the frozen ground for thousands of years. NOAA via Wikimedia Commons

Thawing permafrost is full of ice-forming particles that could get into atmosphere

New research shows that permafrost contains huge amounts of particles that make it easier for cloud moisture to freeze. Thawing permafrost is releasing these ice-nucleating particles.
S. Anna Florin.

Burnt ancient nutshells reveal the story of climate change at Kakadu — now drier than ever before

Tiny nutshell fragments, found at a rock shelter in the Kakadu region, have helped researchers track past climate change in the region.
Through the Paris Agreement, the world’s countries agreed to work to keep global warming well under 2 degrees Celsius. Saeed Khan/AFP via Getty Images

Why the US rejoining the Paris climate accord matters at home and abroad — 5 scholars explain

The US is formally back in the Paris climate agreement as of today. As one of the world’s largest greenhouse gas emitters, it has a lot of work to do, with food security, health and safety at stake.

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