Mount St. Helens er en aktiv stratovulkan i Washington, nordvest i USA. Fjellet er en del av fjellkjeden Kaskadefjellene. Fjellet var tidligere kjent som Louwala-Clough, som betyr «rykende eller brennende fjell», men fikk sitt nåværende navn sent på 1700-tallet etter en britisk diplomat og baron ved navn St Helens som foretok undersøkninger av området. Nettet29. jul. 2024 · Mount St. Helens is a stratovolcano of the Cascadia volcanic arc well known worldwide for its volcanic collapse and eruption in 1980, which caused considerable destruction and changed the geomorphology of the volcano and of a considerable portion of its surroundings.
Geology of Mount St. Helens National Volcanic Monument
Nettet1. nov. 2024 · May 14 - October 21, 2024. More than 40 years after the explosive eruption of Mount St. Helens, relics from the blast continue to haunt nearby Spirit Lake. The remains of thousands of trees that were violently stripped from the mountainside in 1980 still float on the lake in 2024. But the log mat is more than a reminder of the volcano’s ... NettetThe Mount St. Helens Visitor Center at Silver Lake is one of several Interpretive Centers located on the Spirit Lake Highway with information about the volcano. The Forest … marion cowle rancho mirage ca
The Floating Logs of Spirit Lake - NASA
Nettet12. aug. 2024 · Mount St. Helens is a massive stratovolcano in the western Cascade Range of southern Washington, 50 miles north of Portland. It's one of several volcanic mountains rising above the horizon in the region, and the only one to have erupted in modern history. The landscape and mountain permanently changed on May 18, 1980. NettetDer Mount St. Helens ist ein aktiver Vulkan im Skamania County im Süden des US-Bundesstaates Washington mit einer Höhe von 2539 m. Er gehört zur Kaskadenkette, … Nettet18. apr. 2024 · Mount St. Helens is best known for its major eruption that occurred on May 18th 1980. It became the deadliest and most economically destructive volcanic event in … marion co wic