Fracking Can Cause Earthquakes, but Oil and Gas Extraction May Cause More

Geologists and politicians have been arguing for several years about whether hydraulic fracturing of shale to release natural gas can cause earthquakes . Finally, a comprehensive study has settled the question: Yes, fracking can. However, the number of earthquakes linked to fracking operations is very small; many more temblors are linked to conventional oil and natural gas extraction. [More]

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