For starters, one crucial source of information is what's known as a zero-age sample: a chunk of lava fresh from the lake. It would be the Rosetta stone of Nyiragongo, the piece that could unlock ...

Tephra includes large, dense chunks, light rock debris, and ash. The restless lava lake in Nyiragongo's summit crater regularly causes eruptions of gas and smoke laden with tephra. Lava is the ...

Nyiragongo is located in one of the ... where huge parts of the plateau had broken off and plummeted to the lava lake below. While we were in the crater, we witnessed collapsing rock and mud ...

often in the form of a churning lava lake in the crater. In 2002 which is the last time Nyiragongo erupted, it lasted for a day but destroyed 15 per cent of Goma, including part of the ...

Only two of the volcanoes are active -- Nyamuragira, which erupted early last year causing no casualties -- and Nyiragongo. In 1977, up to 2,000 people died when a 1,000 metre-wide lake of lava ...

Nyiragongo: Monitoring one of the world’s most volatile volcanoesNyiragongo: Monitoring one of the world’s most volatile volcanoes ...

The 990m-high strato-volcano's setting makes it extremely difficult to climb. Pictures taken from space are really the only way of looking inside Saunders Island is part of the South Georgia and ...