Related topics: volcano · volcanic ash

Unravelling the when, where and how of volcanic eruptions

There are about 1,500 potentially active volcanoes worldwide and about 50 eruptions occur each year. But it's still difficult to predict when and how these eruptions will happen or how they'll unfold. Now, new insight into ...

600-year-old marine sponge holds centuries-old climate records

Scientists used a 600-year-old marine sponge to reconstruct a record of ocean temperature in the North Atlantic revealing past volcanic activity as well as the current global warming trend from the release of carbon dioxide ...

Where does the Earth's heat come from?

Earth generates heat. The deeper you go, the higher the temperature. At 25km down, temperatures rise as high as 750°C; at the core, it is said to be 4,000°C. Humans have been making use of hot springs as far back as antiquity, ...

Thousands flee as Indonesian volcano bursts to life

Thousands have fled the scene of a rumbling Indonesian volcano that burst to life for the first time in several years, belching a massive column of smoke and ash, the disaster agency said Monday.

page 3 from 40