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Displaying 41 - 50 of a total of 102 Frequently Asked Questions

A coal-fired power plant in Westport, Kentucky on the Ohio River. Image Copyright © Michael Collier. http://www.earthscienceworld.org/images
How much of U.S. carbon dioxide emissions are associated with electricity generation?
U.S. Energy Information Administration
A wind turbine.
How much of world energy consumption and electricity generation is from renewable energy?
American Geosciences Institute
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
An earthquake-resistant pipeline crossing the San Andreas Fault at Cholame, California. Image Copyright © Michael Collier http://www.earthscienceworld.org/images
How much oil is consumed in the United States?
U.S. Energy Information Administration
Wind Farm. Image Copyright © Michael Collier http://www.earthscienceworld.org/images
How much U.S. electricity is generated from renewable energy?
U.S. Energy Information Administration
Schematic from EPA of the cycle of water use and disposal in the hydraulic fracturing process. Image Credit: EPA
How much water does the typical hydraulically fractured well require?
U.S. Geological Survey
An irrigation canal in Montana. Image Copyright © Marli Miller, University of Oregon. http://www.earthscienceworld.org/images
How much water is used by people in the United States?
American Geosciences Institute
Survey of water quality in a mine water filtration pond. Image Credit: Ron Nichols, USDA NRCS
What affects the quality of surface and groundwater?
American Geosciences Institute
Rare earth elements include 17 elements: Yttrium, Scandium, and the Lanthanide Series. Image Credit: Peggy Greb, Agricultural Research Service, USDA
What are critical minerals, and why are they important?
U.S. Geological Survey
The National Oceanic and Atmospheric Administration‘s (NOAA) map of sea surface temperature anomalies shows warmer surface water temperatures in the eastern equatorial Pacific Ocean during El Niño. Image Credit: NOAA
What are El Niño and La Niña?
American Geosciences Institute

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Popular Frequently Asked Questions

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
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
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
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