Section 8
Volcanic Hazards: Flows
In this section you will find materials that support the implementation of EarthComm, Section 8: Volcanic Hazards: Flows.
- To learn more about the Columbia River Basalt Group in the Northwest, visit the following web sites:
Columbia River Basalt Group, USGS
Background information, descriptions, and maps of the Columbia River Basalt Group.
Pacific Northwest Volcanics, USGS
Map of the Pacific Northwest showing the Cascade Range and Columbia Plateau.
Columbia River Flood Basalts, USGS
Map of the Columbia River Flood basalts.
Columbia Plateau Features, USGS
Map of Columbia plateau features.
- To learn more about how lava flows affect the biosphere,
visit the following web sites:
Hawaiian Volcano Observatory, USGS
Useful information about Hawaiian volcanoes.
Volcano World, Oregon State University
Identify volcanoes by name and find images and eruption data.
VENTS Program, NOAA
Information about black smokers and activity along mid-ocean ridges.
- To learn more about how lava affects the cryosphere,
visit the following web sites:
Mount Rainier, Washington, USGS
Information on the eruptions of Mt. Rainier.
Cascade Range Volcanoes, USGS
Provides links to all of the Cascade Range volcanoes, which provide background information and eruption data.
Bardarbunga/Grimsvötn Volcanoes, Iceland, Michigan Technological University
Includes location data and reports on volcano activity.
To learn more about this topic, visit the following web sites:
Lava
Lava Flows, Volcano World
View a slide show of different forms of lava with color photos and descriptions of each type. Site also includes a list of references and activities about lava.
Magma, Lava, Lava Flows, Lava Lakes, etc., USGS
Learn more background information about lava and the hazards associated with lava flows.
Types of Lava, ETE
A general overview of lava including a description of how silica and water content varies in different types of lava.
Pyroclastic Flows
Pyroclastic Flows and Pyroclastic Surges, USGS
Learn how pyroclastic flows and surges form, how they are different, and the hazards they pose to people.
Pyroclastic Flows, Volcano Information Center
An overview of pyroclastic flows. Includes a discussion of how geologists discovered pyroclastic flows as well as a list of journal and book references about pyroclastic flows.
Lahar
Debris Flows, Mudflows, Jökulhlaups, and Lahars, USGS
Gives a detailed introduction to lahars including what initiates a lahar flow and the composition of a lahar flow. Provides several historic examples of lahar flows associated with volcanic eruptions.
Lahars, Volcano Information Center
A good overview of lahars along with a list of journal references to investigate further.
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