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
2011 Little Buffalo oil spill dangerous chemicals. According to Alberta Environment spokesman Trevor Gemmell, the spill was contained in stands of stagnant water and was 300 metres from any flowing water. Within two weeks, the company had cleaned up about 33 per cent of the oil, the oil pooled on top of the open water. However, it was estimated that it would take six months to recover most of the oil, including that which had soaked into the vegetation. Everyone involved admitted that restoring it fully was out of the question. The ERCB is the agency responsible for determining the cause of the leak. According