In 1831, a massive volcanic eruption in the Kuril Islands sent sulfur-laden ash high into the sky, cooling the planet and tinting the Sun green. The volcano, known as Zavaritzki, remained a mystery ...

Kilauea is in a unique phase of activity in Halema‘uma‘u, with 12 episodes of dual lava fountains since Dec. 23, 2024.

When a cinder cone erupts over and over, it can evolve into a stratovolcano. Stratovolcanoes are cone-shaped volcanoes that build up from layer after layer of lava and ash, one eruption at a time.

Kīlauea volcano at Hawai'i Volcanoes National Park is in a unique phase of activity in Halemaʻumaʻu, with 12 episodes of dual ...

The volcanic activity that began building Haleakala occurred about 2 million years ago. Haleakala is listed as a moderate threat volcano, and scientists say it’s not a matter of if but when ...

Eruptions of steam, ash ... If you can stay longer, climb Cinder Cone, an outstanding example of the results of volcanism, and, if you have the stamina for a more demanding trek, try Lassen ...

For 25 million years, volcanos spewed molten rock and ash across New Mexico, forming craters, super volcanos, cinder cones, lava flows and peak-less mountains. Over time, these massive eruptions ...

The eruption of the Klyuchevskaya Sopka volcano ... There are about 80 lateral explosive craters and cinder cones on the slopes. The volcano is located 30 kilometers from the village of Klyuchi ...

Ash released from shield volcanoes often builds up around the vent forming a steep, round hill known as a cinder cone. A lava tube may also form, beneath the surface of the ground, when low ...

Several past eruptions were characterized by similar lava fountaining episodes, including at the start of the Puʻuʻōʻō ...

But the first three years of the Pu‘u‘o‘o eruption were characterized by 44 lava fountaining episodes that built a prominent cinder- and spatter-cone standing 835 feet (255 meters ...