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extraterrestrial volcanism

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Exploring the Sulfur Dioxide Volcanoes of Venus

If the 800-degree heat or crushing atmospheric pressure doesn't get you, you might want to watch out for spewing plumes of sulfur dioxide and liquid lava flows on your next visit to Venus. We've long known that our neighboring planet has lots of volcanoes, but no one is sure if any of them are currently active. It's impossible to see through Venus' dense CO2 atmosphere, but the European Space Agency's Venus Express orbiter has found evidence of drastic, sudden chemical changes at high altitudes. An active volcano might be the culprit. More »

8:00 AM on Fri Apr 11 2008
By Ed Grabianowski
862 views, 4 comments

Latest by corpore-metal: @Gann: Um, no, not really. The amount of CO2 on Venus is many, many, many times greater that what we've generated over the last 100 years. Human generated greenhouse gases will have fubar'd our civilization long before we approach those levels. more »