Guillermo Vieiro was 44 when he died in 1985 while descending Argentina's Tupungato lava dome, one of the highest peaks in ...

Guatemala's active Volcan de Fuego (Volcano of Fire) poses an imminent threat to at least 30,000 people, the National Coordinator for Disaster Reduction (Conred) warned on Monday.

Though the eruption poses little danger to humans at the present ... of the Earth’s crust known as plate tectonics, that lava creates more land in the middle of the ocean.

which is why experts warn pilots when a volcano poses an active threat. Two months after this eruption, Great Sitkin began effusing lava, which is when molten rock steadily flows out of a volcano ...

Guillermo Vieiro was 44 when he died in 1985 — as did his climbing partner — while descending Argentina’s Tupungato lava dome, one of the highest ... a daughter of late mountaineer Guillermo Vieiro, ...

Mount Rainier keeps me up at night because it poses such a great threat to the ... When this volcano eventually blows, it won't be lava flows or choking clouds of ash that threaten surrounding ...