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Horizon Oil Explosion

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The 2010 Horizon Oil Rig Explosion
April 20th, 2010 an explosion occurred that created what would be considered one of the worst oil spills in U.S. history. The Deepwater Horizon Oil Rig was being leased by BP Oil Company and was located only about 40 miles off of the coast of Louisiana. A surge of natural gas that made its way to the Horizon rig’s platform ignited, causing the rig to capsize and sink, thus breaking risers that were being used to counteract the large amount of pressure from oil and natural gasses (Pallardy, 2015). The explosion killed 11 workers and injured 17 others and caused a massive leak in the oil wellhead. It took 87 days for the wellhead to be closed and it is estimated that over that time around 210 million gallons …show more content…

The coast of the Gulf of Mexico is an extremely important habitat for a wide variety of migratory birds. When these birds come in contact with oil and other contaminates, they bring those contaminates to where ever they migrate to which can be as far as Alaska or South America (Tangley, 2010). Due to seabird’s susceptibility to the effects of oil, the amount of seabird deaths in the Gulf is easily in the hundreds of thousands and keeps growing (Balmer, 2014). Birds are especially affected by oil getting in their feathers. The oil causes the feathers to mat and loose its insulation capabilities, thus causing thousands of birds to die of hypothermia. Birds that are too heavily oiled end up too heavy to fly and will often lose their buoyancy causing many birds to drown (U.S. Fish and Wildlife Service, 2004). The birds can also easily ingest the oil and contaminates while trying to clean their feathers and even eggs were contaminated by compounds found in the BP oil (Pallardy, 2015). Oil ingestion in birds and mammals has been found to cause organ and adrenal damage, skin irritation and ulceration, immune system suppression, and changes to natural behavior (U.S. F.W.S., …show more content…

The dispersants were a substance that was supposed to break down the oil and make it easier for bacteria to be able to process the contaminates (Pallardy, 2015). The main dispersant used was called Corexit. The manufacturer of Corexit determined that it was safe to be used, however there has been a lot of controversy over the pros and cons of the dispersants and whether they were doing more damage than good (Kirby, 2013) Lab studies suggest that the dispersants had just as much of a negative effect on coral as the oil did by itself. The dispersants helped keep the oil from rising to the surface, however the combination of the oil and dispersants made the environment and welfare of the Gulf’s sea life even worse (Freudenburg & Gramling,

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