Polar bears have been getting fatter even as sea ice disappears in Norway’s Svalbard archipelago, the fastest-warming place on Earth – but scientists don’t expect the good times to last. The northern ...

A new study has found that the trunks of trees in the Amazon have become thicker in recent decades — an unexpected sign of the rainforest’s resilience in response to record-high levels of CO2 in the ...

Tree trunks in the Amazon are getting 3.3% thicker every decade as the plants absorb extra carbon dioxide, suggesting they are more resilient to global warming than previously thought. When you ...