Ilopango volcano (IMAGE)

Proceedings of the National Academy of Sciences

Ilopango volcano

Caption

Ilopango volcano, the source of the 431 CE Tierra Blanca Joven (TBJ) eruption. The enormous eruption erupted around 55 km3 of magma from this vent, which�modified�the collapse structure that is infilled by a lake.�

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Image credit: Gerardo Aguirre-Díaz

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