Mt. Saint Helens from space! Before and after eruption - 1973 to 2019

40 years after the massive volcanic eruption of Mount St. Helens in Washington state, NASA reviews photography captured by Landsat satellites of the area from 1973 to 2019. Video credit: NASA's Goddard Space Flight Center Matthew R. Radcliff (USRA): Lead Producer Aaron E. Lepsch (ADNET): Technical Support Sean Healey (US Forest Service): Scientist Zhiqiang Yang (US Forest Service): Scientist Matthew R. Radcliff (USRA): Writer