Volcanoes

Sulfur Skies over La Palma
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Sulfur Skies over La Palma

Volcanoes emit sulfur dioxide — a pungent gas that reacts with oxygen and moisture in the air to produce a haze called vog.

Published Oct 20, 2021

Image of the Day Atmosphere Volcanoes Remote Sensing

Eruption Continues at La Palma
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Eruption Continues at La Palma

Cumbre Vieja volcano is making its presence felt from above and below.

Published Oct 9, 2021

Image of the Day Atmosphere Heat Land Volcanoes Human Presence Remote Sensing

Ash and Cloud Rings Over La Palma
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Ash and Cloud Rings Over La Palma

As the Cumbre Vieja eruption continued into its second week, satellites captured images of some remarkable moments in the skies above the volcano.

Published Oct 5, 2021

Image of the Day Land Volcanoes Human Presence

Lava Burns a Path Through La Palma
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Lava Burns a Path Through La Palma

A slow-moving wall of basaltic lava is bulldozing its way through communities on one of the Canary Islands.

Published Sep 27, 2021

Image of the Day Heat Land Volcanoes

Cumbre Vieja Lights Up the Night
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Cumbre Vieja Lights Up the Night

An astronaut photograph shows the proximity of a volcanic eruption to nearby cities on the Spanish island of La Palma.

Published Sep 24, 2021

Image of the Day Land Volcanoes Human Presence