Skip to main content
Back to Show
PBS News Hour

From Mt. St. Helens' volcanic ashes, Mother Nature rebuilds

Wednesday marks the 36th anniversary of the deadliest volcanic event in U.S. history: the eruption of Mount St. Helens, which killed every living thing in a 230 mile radius. But the slopes around the volcano are now beginning to repopulate with plant and animal life, giving biologists a unique opportunity to watch an ecosystem develop in real time. Science correspondent Miles O’Brien reports.

Support Provided By
Season
October 4, 2025 - PBS News Weekend full episode
26:45
October 4, 2025 - PBS News Weekend full episode
October 3, 2025 - PBS News Hour full episode
57:46
October 3, 2025 - PBS News Hour full episode
October 2, 2025 - PBS News Hour full episode
57:46
October 2, 2025 - PBS News Hour full episode
October 1, 2025 - PBS News Hour full episode
57:46
October 1, 2025 - PBS News Hour full episode
September 30, 2025 - PBS News Hour full episode
57:46
September 30, 2025 - PBS News Hour full episode
September 29, 2025 - PBS News Hour full episode
57:46
September 29, 2025 - PBS News Hour full episode
September 28, 2025 - PBS News Weekend full episode
26:45
September 28, 2025 - PBS News Weekend full episode
September 27, 2025 - PBS News Weekend full episode
26:45
September 27, 2025 - PBS News Weekend full episode
September 26, 2025 - PBS News Hour full episode
57:46
September 26, 2025 - PBS News Hour full episode
September 25, 2025 - PBS News Hour full episode
57:46
September 25, 2025 - PBS News Hour full episode
September 24, 2025 - PBS News Hour full episode
56:45
September 24, 2025 - PBS News Hour full episode
September 23, 2025 - PBS News Hour full episode
56:50
September 23, 2025 - PBS News Hour full episode
Active loading indicator