The rapid meltdown of polar ice could shut down a key ocean current by 2050, triggering catastrophic surges of sea level rise along the U.S. East Coast and dangerous climate shifts in northwestern ...

Reductions in air pollution have helped warm the planet by cutting down on reflective particles in the atmosphere – but ...

For Americans, news of a record warm January might seem odd given how cold it was. But the U.S. is just a tiny fraction of ...

The world warmed to yet another monthly heat record in January, leaving scientists shocked. It was hoped that the La Niña ...

Those are the latest alerts in a new paper led by James Hansen, director of Columbia University’s Climate Science, Awareness ...

Earth’s prolonged streak of abnormal heat continued into 2025 despite the arrival of La Niña ocean conditions, which ...

Time is running out to prevent catastrophic consequences from global warming, a leading climate scientist warned a packed audience Thursday at Stanford University. Physicist James E. Hansen ...

Since James Hansen's 1988 testimony, the level of confidence in the anthropogenic (human-induced) causes of global warming has grown to be functionally unanimous within the scientific community.

In 1967 Hansen went to work for NASA’s Goddard Institute for Space Studies, in New York City, where he continued his research on planetary problems. Around 1970, some scientists suspected Earth was ...

From this increased energy imbalance, we conclude that global warming in 2010-2030 should be 50- 100 percent greater than the warming rate in 1970-2010.” (James Hansen, Global Warming ...