Volcano Trek

Volcano Trek

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Жанр : Heinle/Cengage Learn
Издательство : Heinle/Cengage Learn

Аннотация:
Two scientists are travelling in Ethiopia to study a very old volcano. Volcanoes can be dangerous, because they have hot, melted rock inside. But they also offer important information. Will the scientists make it safely to the volcano? What will they learn?

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