AGI/It's About Time

How have volcanic gases emitted from volcanoes in California affected your community.

• Fact sheet on gases being emitted from Mammoth Mountain Volcano, California.
• Fact sheet on carbon dioxide and helium discharge from Mammoth Mountain Volcano, California.

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Visit the USGS Cascades Volcano Observatory web site to find out more about their monitoring efforts.

• Map showing the western U.S. volcanoes monitored by the Cascades Volcano Observatory.

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Volcano World - Volcanic Gases
Site includes different factsabout volcanic gases.

Effects of Volcanic Gases - Volcano Information Center
Lists the effects of different volcanic gases on the environment and animals.

Volcano Hazards Fact Sheet - USGS Volcanic Gases
Discusses why volcanic gases are important to study, how geologists study volcanic gases, and what they have learned.

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Volcanoes and Climate Change
This article from NASA's Distributed Active Archive Center details the effects that large scale eruptions, such as the eruption of Mount Pinatubo, can have on the long-term global climate.

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