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Displaying 51 - 60 of a total of 101 Frequently Asked Questions

Rare earth elements include 17 elements: Yttrium, Scandium, and the Lanthanide Series. Image Credit: Peggy Greb, Agricultural Research Service, USDA
What are rare earth elements, and why are they important?
U.S. Geological Survey
Photograph of tar sands mining, Alberta, Canada
What are tar sands?
American Geosciences Institute
An early example of a floating offshore wind turbine. Image Credit: NREL/Photo by Senu Sirnivas
What are the advantages and disadvantages of offshore wind farms?
American Geosciences Institute
Coal. Image Credit: CSIRO, CC BY 2.0, Coal
What are the different types of coal?
American Geosciences Institute
2014 Oso, Washington Landslide. Image Credit: USGS/Photo by Mark Reid
What are the different types of landslide hazard maps? What do they mean?
U.S. Geological Survey
An irrigation canal in Montana. Image Copyright © Marli Miller, University of Oregon. http://www.earthscienceworld.org/images
What are the effects of contaminants on water quality?
American Geosciences Institute
Power lines. Image Credit: U.S. Department of Energy
What are the energy-related carbon dioxide (CO2) emissions by source and sector for the United States?
U.S. Energy Information Administration
Mine trucks moving material from the Cripple Creek and Victor Gold Mines in Colorado. Image Credit USGS/Photo by Yolanda Fong-Sam
What are the main methods of mining?
American Geosciences Institute
Total primary energy use in the United States in 2017 by source and sector. Image Credit: U.S. Energy Information Administration
What are the major sources and users of energy in the United States?
U.S. Energy Information Administration
Inundation at Pago Pago, American Samoa, from the 2009 Samoa tsunami. Image Credit: NOAA/NGDC
What are the natural warning signs for a tsunami?
National Oceanic and Atmospheric Administration

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Popular Frequently Asked Questions

Most U.S. oil imports and exports (except for those with Canada and Mexico) travel by ship, such as this oil tanker on Lake Maracaibo, Venezuela
How much oil does the U.S. export and import?
American Geosciences Institute
Nuclear reactors and cooling towers at the Susquehanna Steam Electric Station south of Shickshinny, Pennsylvania. Image Credit: Nuclear Regulatory Commission
How many nuclear power plants are there in the U.S.?
U.S. Energy Information Administration
Total primary energy use in the United States in 2017 by source and sector. Image Credit: U.S. Energy Information Administration
What are the major sources and users of energy in the United States?
U.S. Energy Information Administration
Mt. St Helens following its catastrophic 1980 eruption. Image Credit: U.S. Geological Survey/Photo by Tom Casadevall
How many active volcanoes are there in the United States?
U.S. Geological Survey
Mine trucks moving material from the Cripple Creek and Victor Gold Mines in Colorado. Image Credit USGS/Photo by Yolanda Fong-Sam
What are the main methods of mining?
American Geosciences Institute