Arctic methane deposits starting to release, scientists find
Expedition discovers new source of greenhouse gas off East Siberian coast has been triggered.
Real and imminent extinction risk to whales
A letter signed by hundreds of scientists calls for global action to protect whales, dolphins and porpoises.
2020 had the warmest September on record
The analysis, by European scientists, kept this year on track to be one of the five hottest in recorded history.
Coal's last refuge crumbles with China's renewables plan
Beijing's latest energy policy will sharply increase wind and solar, but can't save the climate on its own.
Warmth shatters section of Greenland ice shelf
A big chunk of ice breaks away from the Arctic's largest remaining ice shelf - 79N, or Nioghalvfjerdsfjorden.
Humans exploiting and destroying nature on unprecedented scale
Animal populations have plunged an average of 68% since 1970, as humanity pushes the planet’s life support systems to the edge.
Greenland ice has shrunk beyond return, study finds
Greenland's ice sheet may have shrunk past the point of return, with the ice likely to melt away no matter how quickly the world reduces climate-warming emissions, new research suggests.