Related topics: volcano · volcanic ash

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.

Volcanic eruptions have more effect in summer

Detailed modeling of the effect of volcanic eruptions on the El Niño Southern Oscillation (ENSO) has shown that the climate response to these events depends on the timing of the eruption and the preceding conditions. The ...

Crystals reveal the danger of sleeping volcanoes

Most active volcanoes on Earth are dormant, meaning that they have not erupted for hundreds or even thousands of years, and are normally not considered hazardous by the local population. A team of volcanologists from the ...

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