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Volcanism - Windows to the Universe
Mt. Hood
This is an image of Mt. Hood, in Oregon, USA.
Click on image for full size version (170K GIF )
Image from: U.S. Geological Survey
Return to Plate Tectonics
Return to Earth's Surface & Interior
You might also be interested in: How did life evolve on Earth? The answer to this question can help us understand our past and prepare for our future. Although evolution provides credible and reliable answers, polls show that many people turn away from science, seeking other explanations with which they are more comfortable.
...more Mt. Mazama was once among a cluster of stratovolcanoes stretching along the Washington and Oregon coast. This cluster of volcanoes includes Mt. Hood, Mt. Rainier, and Mt. St. Helens. The magma chamber
...more The most majestic of the volcanoes are composite volcanoes, also known as strato-volcanoes. Unlike the shield volcanoes which are flat and broad, composite volcanoes are tall, symmetrically shaped, with
...more One of the most powerful volcanic explosions in the history of the world occured at Krakatoa in the last century. Krakatoa was formerly a volcanic island located between Java and Sumatra. It was located
...more Mt. Etna is Europe's largest active volcano. It is located in a region where the African plate meets the Eurasian plate. The last major eruption of Mt. Etna occurred in 1992.
...more Lassen Peak is an example of what is called a "volcanic dome". The most recent eruptive activity occurred at Lassen Peak in 1914-1917. The eruption began on May 30, 1914, with a small vent near the summit
...more Mt. Pelee is not a very tall volcano, in fact it is an example of what is called a "lava dome". An extremely destructive eruption of Mount Pelee occurred in 1902. A coastal town, about 4 miles downslope
...more