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| Title: |
POISONOUS GAS FROM DORMANT VOLCANO |
| Caption: |
(a) Water in Lake Nyos, a crater lake in Cameroon, Africa, accumulated and then released immense volumes of carbon dioxide in 1986. A landslide into the lake triggered the carbon dioxide eruption and is responsible for the muddy water in this photograph. (T. Oban/Corbis/Sygma) |
| Keywords: |
volcanoes, volcanism, volcanic eruptions, poisonous gases, atmosphere |
