Years after the Exxon Valdez oil spill, heavy residual oiling remains in sediments of Smith Island, June 2011. (David Janka, R/V Auklet, NOAA). Captions And Photo source: NOAA
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An engineering professor has figured out why oil remains trapped along miles of gravel beaches more than 20 years after the Exxon Valdez tanker disaster in Prince William Sound…
