The atmosphere is still feeling the effects of the January 2022 eruption of the Hunga-Tonga volcano in the southern Pacific ...

A rare underwater eruption at Hunga Tonga sent water vapor into Earth’s atmosphere, cooling the stratosphere and reshaping ...

This assessment shows how Hunga’s water-rich plume reshaped the stratosphere in ways not seen before,” said Tim Naish, Chair ...

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge ...

Aerial images show the devastation in Tonga left behind after a violent offshore volcanic eruption sparked a tsunami and clouded the sky with ash. Communications with the island nation have largely ...

The Hidden Climate Power of Sulfur Dioxide When massive volcanic eruptions occur, they inject millions of tons of sulfur dioxide into the stratosphere, where it forms sulfate aerosols that scatter ...

The government called the eruption an "unprecedented disaster." The Hunga-Tonga-Hunga-Ha'apai volcanic eruption last week caused widespread damage to the Pacific Island nation of Tonga, with a huge ...

An advisory was previously issued for the entire U.S. West Coast and Alaska. The National Tsunami Warning Center issued a tsunami advisory for American Samoa after another undersea volcano eruption ...

Since 2000, specialists at the National Museum of Natural History have produced the world’s foremost report on active ...