Arctic could be ice-free a decade earlier than thought

The Arctic Ocean's ice cap will disappear in summer as soon as the 2030s and a decade earlier than thought, no matter how aggressively humanity draws down the carbon pollution that drives global warming, scientists said Tuesday.

Shanghai records hottest May day in 100 years

Shanghai recorded its hottest May day in 100 years on Monday, the city's meteorological service announced, shattering the previous high by a full degree.

The researchers tackling the world's climate-driven water crisis

A safe supply of clean water is necessary for human survival—yet 2.2 billion people around the world lack access to this basic human right. A global crisis is looming on water security, which has been escalated by climate ...

Butterfly tree of life reveals an origin in North America

About 100 million years ago, a group of trendsetting moths started flying during the day rather than at night, taking advantage of nectar-rich flowers that had co-evolved with bees. This single event led to the evolution ...

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