Logging may have contributed to deadly Washington landslide
Washington DC (UPI) Apr 01, 2014 - Geologists are trying to figure out exactly what triggered the deadly landslide in Oso, Washington, last month. So far there are two primary suspects: rising groundwater that loosened already slippery layers of soil, or the Stillaguamish River, whose current has slowly eroded the base of the hillside. If it's the former, scientists say logging might have played a role. "We have a ... more
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