Volcanoes, including Mt. Hood, can go from dormant to active quickly
Sunday, February 16, 2014 - 13:00
in Earth & Climate
A new study suggests that the magma sitting 4-5 kilometers beneath the surface of Oregon's Mount Hood has been stored in near-solid conditions for thousands of years, but that the time it takes to liquefy and potentially erupt is surprisingly short – perhaps as little as a couple of months.