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Fact Sheets

The following fact sheets are published as Information Circulars and provide information about geologic hazards, DGGS programs, and general geoscience information. Find a list of all Information Circulars here.

Coastal flooding & erosion in Alaska

Coastal flooding & erosion in Alaska

35% of the U.S. coastline is in Alaska. Learn about the challenges these communities face and DGGS' data collection and mapping efforts. See citation details.

Alaska & climate change

Alaska & climate change

Climate change presents challenges and opportunities in Alaska. See citation details.

Geophysics in Alaska

Geophysics in Alaska

This data helps reveal the physical properties of the earth and is used in several applications. See citation details.

Landslides in Alaska

Landslides in Alaska

Learn about historical landslides and the risks associated with living in landslide-prone area. See citation details.

Tsunamis in Alaska

Tsunamis in Alaska

Learn about the basics of tsunamis and how DGGS maps tsunami hazards in Alaska. See citation details.

Tsunami hazards: frequently asked questions

Tsunami hazards: Frequently asked questions

Answers to common questions about tsunamis in Alaska. See citation details.

Earthquakes in Alaska

Earthquakes in Alaska

Alaska is one of the most seismically active regions in the world. Learn about what causes them, how to prepare, and what to do during and after an event. See citation details.

Naturally occurring radon in Alaska

Naturally occurring radon in Alaska

Learn about the risks of this colorless, odorless gas, and how to test for it in your home. See citation details.

Radon testing after earthquakes

Radon testing after earthquakes

Earthquakes may disturb materials around your home's foundation, creating new pathways for this odorless, colorless gas to enter your home. Learn why it's a good idea to test for radon following an earthquake. See citation details.

Naturally occurring asbestos in Alaska

Naturally occurring asbestos in Alaska

Learn about what it is, where it's found, and how to reduce your exposure to asbestos in Alaska. See citation details.

Naturally occurring arsenic in Alaska groundwater

Naturally occurring arsenic in Alaska groundwater

What is arsenic, where does it come from, and how can you test for it? See citation details.

Naturally occurring arsenic in interior Alaska groundwater

Naturally occurring arsenic in interior Alaska groundwater

Specific information about arsenic in interior Alaska. See citation details.

Naturally occurring holes in ice

Naturally occurring holes in ice

Learn about the science behind naturally occurring holes in the ice. See citation details.

DGGS Organizational Sections and Centers

Services of the Alaska Division of Geological & Geophysical Surveys

Services of the Alaska Division of Geological & Geophysical Surveys

DGGS is the authority on Alaska's geologic resources and hazards. The geologists and support staff at DGGS are leaders in collecting, researching, interpreting, storing, and distributing information about Alaska's geology. Their research helps the state of Alaska in a variety of ways. See citation details.

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