While water vapor makes up the majority (up to 90%) of volcanic gases, the remaining significant components are Sulfur dioxide (SO2), Carbon dioxide (CO2) and Nitrogen (N2). Smaller amounts of hydrogen sulfide and carbon monoxide are also common. These gases ...
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Most of the world’s active volcanoes are found in new fold mountain regions that are located near plate boundaries. Examples include the Andes in South America and the Cascades in North America. These mountains are still growing due to tectonic ...
Oxygen is not released during a volcanic eruption. Volcanic gases are composed of volatiles that were dissolved in magma under high pressure. These primarily include water vapor, carbon dioxide, sulfur dioxide and nitrogen. Oxygen is a product of biological processes ...
Mount Erebus is the southernmost active volcano on Earth, located on Ross Island in the Antarctic continent. It is famous for its persistent convective lava lake, one of only a few in the world. It was discovered in 1841 by ...