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Earthquake trends in Oklahoma and other states likely related to wastewater injection">Earthquake trends in Oklahoma and other states likely related to wastewater injection

(Thu, 22 Jun 2017) According to the U.S. Geological Survey (USGS), the number of earthquakes east of the Rocky Mountains has increased dramatically since 2009. More earthquakes in these areas have coincided with the increase in oil and natural gas production from shale formations.

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