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Displaying 81 - 90 of a total of 102 Frequently Asked Questions

A library in California following an earthquake. Image Copyright © California State University Northridge Geology Department, Image source: Earth Science World Image Bank http://www.earthscienceworld.org/images
What is the probability that an earthquake is a foreshock to a larger earthquake?
U.S. Geological Survey
An example of anthracite coal, the purest grade of coal. Image Copyright © Dr. Richard Busch
What is the role of coal in the United States?
U.S. Energy Information Administration
Graph of dry shale gas production in the United States from 2003-2017.
What is the role of shale as a source of oil and gas resources in the United States?
U.S. Energy Information Administration
Lava erupting from fissures at Bárðarbunga Volcano, Iceland. Image Credit: Peter Hartree, CC BY-SA 2.0, Bárðarbunga Volcano, September 4 2014
What kinds of hazards are associated with volcanic eruptions?
American Geosciences Institute
Fireworks get their different colors from different chemical compounds, each of which comes from certain mineral resources. Image Credit: Ronald Carlson. http://www.publicdomainpictures.net/view-image.php?image=90675&picture=fireworks
What minerals are used in fireworks?
American Geosciences Institute
An old computer recycling farm in the Midwest. Image Credit: USGS/Photo by Carl Orazio.
What role does recycling play in our metal supply?
American Geosciences Institute
A coal-fired power plant in Westport, Kentucky on the Ohio River. Image Copyright © Michael Collier. http://www.earthscienceworld.org/images
What types and amounts of energy are produced in each state?
U.S. Energy Information Administration
Flooding at Heloden Lake in Montana. Image Copyright © Bruce Molnia, Terra Photographics
Where can I find flood maps for my area?
American Geosciences Institute
Water sampling for quality assessment in Pakistan. Image Credit: Centers for Disease Control and Prevention
Where can I find information about the health effects of contaminants in drinking water?
American Geosciences Institute
The Aleyska pipeline in Alaska that transports crude oil from Prudhoe Bay down to Valdez. Image Copyright © Larry Fellows, Arizona Geological Survey.
Where can I find maps or information on the location of natural gas and oil pipelines?
American Geosciences Institute

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Popular 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
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
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