Mauna Loa

Hot Topic: What Do We Really Know About Volcanoes?

Ongoing volcanic eruptions in Hawaii and Guatemala are leading to speculation that volcanism in general may be on an upswing. The anecdotal evidence, at least, is tantalizing: There have been about 25 major eruptions around the world from 2000 to 2018, compared to 65 for the entire 20 th Century.

Subscribe to Mauna Loa