• Volcanic gas: Mauna Loa is releasing volcanic gases, mostly sulfur dioxide. The gases are present in their highest concentrations in the immediate area around the summit crater or vents.

"Mauna Loa has exhibited signs of unrest before," she added. Early 2021 was the last time the volcano "displayed similar elevated earthquake activity and expansion," Mulliken said.. So far, webcam ...

Mauna Loa is not exploding like Washington state's Mount St. Helens did in 1980, killing 57 people. That eruption sent ash soaring over 80,000 feet (24,384 meters) and raining down as far as 250 ...

Volcanic gas: Mauna Loa is releasing volcanic gases, mostly sulfur dioxide. The gases are present in their highest concentrations in the immediate area around the summit crater or vents.

Just 21 miles east of Mauna Loa, Kilauea’s ongoing eruption is now confined to a lake of lava rippling at its summit. But the history of this volcano is painful for Hawaii’s Big Island.

Hawaii's Mauna Loa continued to erupt on Tuesday, at one point spewing lava up to 200 feet into the air. The volcano last erupted nearly four decades ago.

Volcanic gases rise from a Kilauea fissure in Leilani Estates, as the moon rises on Hawaii's Big Island on May 26, 2018, in Pahoa, Hawaii. Volcanic gas rising from the recent Mauna Loa eruption ...

Scientists have downgraded the alert for Hawaii's Mauna Loa, the world's largest active volcano, from a warning to a watch as its current behavior suggests it may stop erupting soon.

The greenhouse effect was discovered more than 150 years ago and the first scientific paper linking carbon dioxide levels in ...

RÉCIT - Un document que vient de présenter l’Agence américaine d’observation océanique et atmosphérique (NOAA) prévoit la fin ...

Lava is shooting 100 feet to 200 feet (30 to 60 meters) into the air as Hawaii's Mauna Loa, the world's largest active volcano, erupts for the first time in nearly 40 years. For now, lava is not ...