Exxon Valdez oil spill After 20 years, there is no evidence suggesting that either cleanup workers or the residents of the communities affected by the Valdez spill have had any adverse health effects as a result of the spill or its cleanup. In 1992, Exxon released a video titled "Scientists and the Alaska Oil Spill", to be distributed to schools. Dr. Michael Fry called it a piece of "corporate propaganda". In December 1994, the Unabomber assassinated Burson-Marsteller executive Thomas Mosser, accusing him of having "helped Exxon clean up its public image after the "Exxon Valdez" incident". The PR company claimed not to have been
Rayong oil spill study found that Corexit increases the toxicity of oil by 52 times. It can remain in the ecological food chain for many years and cause widespread and long-lasting health impacts." Official reports said of oil were spilled, but critics of the oil company and the government say that the spill was much larger and warned of health risks posed both by the spill and by the chemicals being used to disperse the oil. A higher estimate of the oil spill has been performed by Somporn Chuai-aree of Prince Songkhla University: "as low as or as high as ". This estimate