Hydraulic Fracturing | U.S. Geological Survey - USGS.gov
https://www.usgs.gov/mission-areas/water-resources/science/hydraulic-fracturing
Web ResultMar 2, 2019 · Hydraulic fracturing, commonly known as fracking, is the process of injecting water, sand, and/or chemicals into a well to break up underground bedrock to free up oil or gas reserves. The USGS monitors the environmental impact of this practice across the country, from potential earthquakes to degraded groundwater …
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