Mount Rainier is one of the most closely monitored volcanoes in the United States, but not for the reason most people think. While recent headlines sparked fears of a possible eruption, scientists say the volcano remains at normal alert status. However, Mount Rainier's greatest threat isn't lava or ash — it's lahars.
In this video, we explore why volcanologists consider Mount Rainier one of America's most dangerous volcanoes, how lahars can travel at incredible speeds, why over 90,000 people live in potential hazard zones, and what could happen if a major collapse occurred.
From the ancient Electron Mudflow to modern warning systems, this is the real story behind Mount Rainier and the disaster experts continue preparing for.
