Miesse traced the first association of Mount Shasta with La Pérouse’s plume back to a single article written in 1930 by volcanologist R. H. Finch. The article has since been cited in research ...

Capital Weather Gang Mount Shasta is nearly snowless, a rare event that is helping melt the mountain’s glaciers Shasta’s glaciers have lost more than 50 percent of their volume and area in the ...

In addition to Shasta, the California volcanoes categorized as “very high threat” are Lassen and the Long Valley Caldera, in the high desert east of Mammoth Mountain (which is itself a volcano).