When a large volcano erupts, as Mount Spurr appears close to doing about 80 miles from Anchorage, Alaska, it can ...

When volcanoes like Alaska’s Mount Spurr erupt, the ash can damage people’s lungs, smother crops and kill animals, and the ...

Ash clouds are made of tiny particles that were lofted into the atmosphere from a volcanic eruption and can have a huge impact, even thousands of miles from the eruption.

Could a volcanic eruption blow ash out of the Earth’s atmosphere? Arleigh Pudlick, Becker, Minnesota No volcano has come close. The Earth’s atmosphere rises about 300 miles, in six layers.

This remarkable scientific detective work has revealed surprising insights about how our atmosphere ... or volcanic ash, they create small circular depressions. For these impressions to fossilize, ...

During its journey, Zhurong used ground-penetrating radar to examine layers beneath the surface ... 10 meters of material—likely dust, volcanic ash, or debris from asteroid impacts—which ...

Different channels give us greater insights into different characteristics of the atmosphere. Imagery from the AHI instruments ... thunderstorms, as they develop; volcanic ash, fire and smoke; and fog ...

Kanlaon Volcano emitted ash before noon Monday, according to the Philippine Institute of Volcanology and Seismology. In a post on its social media account, PHIVOLCS said the volcano has been ...

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