Reservoirs of silica-rich magma – the kind that causes the most explosive volcanic eruptions – can persist in Earth's upper crust for hundreds of thousands of years without triggering an eruption, according to new research.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/E...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/E...