Every ecosystem is complex and unique. In some places, specific plants, animals, fungi, or bacteria will have a dramatic effect on how the other things in the area will live. Most of the time, if one ...

Mount St. Helens environment recovering 45 years after eruption With most plants and animals now back, scientists are shifting their observation focus.

Where is Mount St. Helens? Mount St. Helens is in Skamania County, Washington. The volcano formed through four eruptive events starting about 275,000 years ago, according to the USGS.

According to the USGS, Mount St. Helens is the most active volcano in the lower 48 states and the most likely in the Cascades to erupt again.

Mount St. Helens, the largest volcanic eruption in US history, was commemorated this weekend, 45 years after its eruption, which killed 57 people and spewed ash across 11 US states and 5 Canadian p… ...

The Mount St. Helens Visitor Center near Castle Rock closed for renovations in 2024, and is set to reopen with brand new exhibits expanding on the natural history of the region.

The Mount St. Helens visitor center is reopening its doors with the first major renovations since it opened in 1986. Starting May 31, the center will be open daily from 9 a.m. to 5 p.m.

It was 45 years ago today when Mount St. Helens erupted, triggering the biggest landslide in Earth’s recorded history and creating an ash cloud that reached across the country. John Yang looks ...

The 45th anniversary of the catastrophic eruption of Mount St. Helens is on May 18. Here's what to know and when the volcano might erupt again.

Remembering the deadly Mount St. Helens eruption 45 years later Mount St. Helens erupted 45 years ago, causing the deadliest volcanic disaster in U.S. history. Adel Toay, Drew Mikkelsen, Leah ...

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.

Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.