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12 June 2018
South Napa Earthquake linked to summer groundwater dip
A summertime expansion in the Earth’s crust caused by changes in groundwater may have triggered the magnitude-6.0 earthquake in California’s wine country in 2014, according to a new study.
16 May 2016
New study maps rate of New Orleans sinking
New Orleans and surrounding areas continue to sink at highly variable rates due to a combination of natural geologic and human-induced processes, a new study finds. The observed rates of sinking, known as subsidence, were generally consistent with, but somewhat higher than, previous studies conducted using different data.