Anthropocene

A new study finds that Arctic sea ice could disappear in the summers as early as the 2030s, a decade earlier than previously thought

Smoke from record-setting wildfires in Canada has blanketed parts of the eastern U.S., but shifting summer weather patterns should bring relief

The most comprehensive census yet of the hippos in Colombia that are descended from several imported by drug-cartel leader Pablo Escobar reveals that there could be twice as many of the invasive animals as previous estimates indicated

A new tool that tracks military deployments to climate disasters could shed light on how the traditional war-fighting mission is evolving under a warming climate

A key FEMA disaster fund and state insurance programs could run out of money to finance disaster recovery and pay claims, respectively, as hurricane and wildfire seasons begin

Good news: the world is discussing a treaty to stem plastic pollution. Bad news: fossil-fuel interests are trying to weaken it

A new analysis finds that dry air and record-breaking temperatures linked to climate change have led to more frequent severe fires in California

The Montreal Protocol was intended to save Earth’s ozone layer, but it also helped slow global warming and delayed the melting of Arctic sea ice

World Biodiversity Day reminds us that the profound crises we confront are just different sides of the same coin

New research says climate change was responsible for yet another withering heat wave, which baked South Asia in April

One of the next five years will almost certainly be the hottest on record, and there’s a two-in-three chance one year will cross the crucial global warming threshold of 1.5 degrees C

Oil companies can’t be trusted in times of disaster; just ask an Alaskan