Wildlife still exposed to Exxon Valdez oil 20 years after disaster

Scientists in Alaska have discovered that lingering oil from the 1989 Exxon Valdez spill is still being ingested by some wildlife more than 20 years after the disaster. The research, published in Environmental Toxicology and Chemistry, uses biomarkers to reveal long-term exposure to oil in harlequin ducks and demonstrates how consequences of oil spills are measured in decades rather than years.

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