S45 E10: Volcanic Rock Helps Predict Speed of Future Lava Flow

Silica is a key component of sand but also of lava. The less there is, the more fluid the lava, and the faster it flows. Nyiragongo has some of the lowest-silica-content-lava on the planet, but there’s another clue to the lava’s speed—and it’s not good news.
Aired: 9/19/2018 | 0:01:33
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