deepwater horizon oil spill bioremediation4/4 cello for sale

Transcript: Media Encounter Access Problems While Covering The Oil Spill, "The BP Spill's Growing Toll on the Sea Life of the Gulf", "Biodiversity of the Gulf of Mexico: Applications to the Deep Horizon oil spill", "OSU researchers find heightened levels of known carcinogens in Gulf News and Research Communications", "U.S. oil spill waters contain carcinogens: report", "BP: Mile-long tube sucking oil away from Gulf well", "Oil spill full of methane, adding new concerns", "Dispersed Oil Disrupts Microbial Pathways in Pelagic Food Webs", "Oil from Deepwater Horizon disaster entered food chain in the Gulf of Mexico", "Scientists Find Evidence That Oil And Dispersant Mix Is Making Its Way into The Foodchain", "Gulf's dolphins pay heavy price for Deepwater oil spill", "BP oil spill: The 'horribly mutated' creatures living in the Gulf", "Eyeless shrimp and mutant fish raise concerns over BP spill effects", "Gulf seafood deformities alarm scientists Features", "Gulf ecosystem in crisis after BP spill", Deepwater Horizon spill threatens more species than legally protected, study finds, "Deep sea fish named in world top ten new species", "Gulf Oil Spill: Coral Death 'Definitively' Linked To BP Spill", "Impact of the Deepwater Horizon oil spill on a deep-water coral community in the Gulf of Mexico", "BP oil spill seriously harmed deep-sea corals, scientists warn", "Submarine Dive Finds Oil, Dead Sea Life at Bottom of Gulf of Mexico", "20102011 Cetacean Unusual Mortality Event in Northern Gulf of Mexico Office of Protected Resources NOAA Fisheries", Conservation Letters: Whale and dolphin death toll during Deepwater disaster may have been greatly underestimated by Dr. [54][55] In September a new wave of oil suddenly coated 16mi (26km) of Louisiana coastline and marshes west of the Mississippi River in Plaquemines Parish. Through the Natural Resource Damage Assessment (NRDA)Investigation performed by trustees to identify injuries to natural resources caused by oil spills, hazardous substance releases, and grounding incidents in National Marine Sanctuaries, and plan restoration activities. Crude oil is a heterogeneous hydrophobic compound that contains four classes of molecules: saturates, aromatics, asphaltenes, and resins [10] . [166][167], Genetically modified Alcanivorax borkumensis was added to the waters to speed digestion. [45] According to a group presenting the plaintiffs, the deal has no specific cap. [59][109] In addition, a white, milky substance was observed seeping from the wreckage. [287][288] CEOs from the top five oil companies all agreed to work harder at improving safety. [203] Damage to the ocean floor especially endangered the Louisiana pancake batfish whose range is entirely contained within the spill-affected area. [325] In June 2012, the settlement of claims through the GCCF was replaced by the court-supervised settlement program. [68], In 2013, more than 4,600,000lb (2,100t) of "oiled material" was removed from the Louisiana coast. [36][40] The Deepwater Horizon sank on the morning of 22 April 2010. [259] Due to the loss of the market value, BP had dropped from the second to the fourth largest of the four major oil companies by 2013. A report from the University of Florida said that many locations showed 20% of fish with lesions, while later estimates reached 50%. The rig's sinking on April 22 began the discharge of oil into the Gulf of Mexico. BP officials deny that the disease conditions are related to the spill, saying that dolphin deaths actually began being reported before the BP oil spill. Microbial Activities and Dissolved Organic Matter Dynamics in Oil-Contaminated Surface Seawater from the Deepwater Horizon Oil Spill Site. PLoS One, 2012, DOI: 10.1371/journal.pone.0034816, (9) Mulet, M., David, Z., Nogales, B., Bosch, R., Lalucat, J. and Garcia-Valdes, E. Pseudomonas Diversity in Crude-Oil-Contaminated Intertidal Sand Samples Obtained after the Prestige Oil Spill. Appl Environ Microbiol, 2011, DOI: 10.1128/AEM.01741-10, (10) Boopathy, R., Shields, S. and Nunna, S. Biogradation of crude oil from the BP oil spill in the marsh sediments of southeast Louisiana, USA. Appl Biochem Biotechnol, 2012, DOI: NA, (11) Atlas, R. Oil Biodegradation and Bioremediation: A tale of the Two Worst Spills in U.S. History. Environ Sci Technol, 2011, DOI: 10.1021/es2013227, Figure 1: http://www.birdeducation.org/BENBulletin32.htm, Figure 2: http://www.csmonitor.com/USA/2010/0602/BP-oil-spill-Five-outside-the-box-solutions-to-capping-and-cleanup, Figure 3: http://www.csmonitor.com/Environment/2011/0106/Gulf-oil-spill-study-s-surprising-find-Bacteria-ate-methane-in-three-months, Figure 4: http://www.thelmagazine.com/TheMeasure/archives/2010/05/24/your-pictures-of-the-bp-oil-spill-making-landfall-are-here-and-just-as-hopelessly-tragic-as-youd-feared, From MicrobeWiki, the student-edited microbiology resource, Specific strain of microbes capable of hydrocarbon degradation, Possible topics for further research and direction, http://www.birdeducation.org/BENBulletin32.htm, http://www.csmonitor.com/USA/2010/0602/BP-oil-spill-Five-outside-the-box-solutions-to-capping-and-cleanup, http://www.csmonitor.com/Environment/2011/0106/Gulf-oil-spill-study-s-surprising-find-Bacteria-ate-methane-in-three-months, http://www.thelmagazine.com/TheMeasure/archives/2010/05/24/your-pictures-of-the-bp-oil-spill-making-landfall-are-here-and-just-as-hopelessly-tragic-as-youd-feared, https://microbewiki.kenyon.edu/index.php?title=Microbial_Response_to_Deepwater_Horizon_Oil_Spill&oldid=79090. [305][306] The USCG actively requested skimming boats and equipment from several countries.[307]. The main nutrients added to stimulate the growth of oil degrading microbes during the BP oil spills are nitrate and sulfate fertilizers [6]. However, it was not clear if this deal had been officially proposed to BP and if BP has accepted it. The disaster had a significant impact on the environment and the local economy, and it highlighted the . [293][294], In the UK, there was anger at the American press and news outlets for the misuse of the term "British Petroleum" for the company a name which has not been used since British Petroleum merged with the American company Amoco in 1998 to form BP Amoco. This was described as a "sick joke" and "a very serious error of judgement" by Friends of the Earth Scotland. According to EPA's report, the released amount is not enough to pose an added cancer risk to workers and coastal residents, while a second research team concluded that there was only a small added risk. The gas released caused an enormous underwater explosion that sadly took 11 lives and injured 17 others. The loss of life and the subsequent pollution of the Gulf of Mexico were the result of poor risk management, lastminute changes to plans, failure to observe and respond to critical indicators, inadequate well control response, and insufficient emergency bridge response training by companies and individuals responsible for drilling at the Macondo well and for the operation of the drilling platform. Please refer to the appropriate style manual or other sources if you have any questions. There was a report detailing the release of thousands of tons of hydrocarbon gases (HC) into the atmosphere. In summer 2010, approximately 47,000people and 7,000vessels were involved in the project. Following a five-year evaluation of the damage, the Trustees issued a plan in 2016 to restore the Gulf and allocate funds from the settlement with BP. [3], From April to mid-July 2010, 411controlled in-situ fires remediated approximately 265,000bbl (11.1million USgal; 42,100m3). [131] According to BP and federal officials, dispersant use stopped after the cap was in place;[132][133] however, marine toxicologist Riki Ott wrote in an open letter to the EPA that Corexit use continued after that date[134] and a GAP investigation stated that "[a] majority of GAP witnesses cited indications that Corexit was used after [July 2010]."[135]. [234], The United States Department of Health and Human Services set up the GuLF Study in June 2010 in response to these reports. In May 2013, he was honored as a "distinguished leader" by the University of Birmingham, but his award ceremony was stopped on multiple occasions by jeers and walk-outs and the focus of a protest from People & Planet members. The dangers are even greater when poured into the source of a spill, because they are picked up by the current and wash through the Gulf. It uses microorganisms or biological agents to treat oil spills, and soils contaminated 4. [42][43][44] The total estimated volume of leaked oil approximated 4.9Mbbl (210million USgal; 780,000m3) with plus or minus 10% uncertainty,[3] including oil that was collected,[45] making it the world's largest accidental spill. Two methods of bioremediation were used: bioaugmentation and biostimulation [11]. Deepwater Horizon Oil Spill: Coastal Wetland and Wildlife Impacts and Response - M. Lynne Corn - Google Books Search Images Maps Play YouTube News Gmail Drive More Calendar Translate Mobile Books. Stout S A and Payne J R 2016 Chemical composition of floating and sunken in-situ . Oil biodegradation at a depth 5,000 feet or greater is . Cleaning efforts were implemented soon after that using surfactants to disperse the oil to create more surface area for decomposition by microorganisms and other forms of bioremediation . [23][59] Oil sector analysts at London-based investment bank Canaccord Genuity noted that a settlement along the lines disclosed would only be a partial resolution of the many claims against BP. BP said 826,800bbl (131,450m3) had been recovered or flared. This process involves investigating the effects of the spill on natural resources and determining the costs to restore them. [6][46] BP challenged the higher figure, saying that the government overestimated the volume. The second had been intended to serve as a backup and was not completed. They used skimmer boats to remove a majority of the oil and they used sorbents to absorb any remnant of oil like a sponge. The Deepwater Horizon rig, owned and operated by offshore-oil-drilling company Transocean and leased by oil company BP, was situated in the Macondo oil prospect in the Mississippi Canyon, a valley in the continental shelf. [318] Another was ignoring a pressure test that had failed. How Microbes Clean up Oil: Lessons From the Deepwater Horizon Oil Spill. Secondly, increasing the bioavailability (by micelle formation or decreasing interfacial tension and increasing solubility) of hydrophobic water insoluble substrates (14). [126] Over 400sorties were flown to release the product. Responding to the report, Transocean and Halliburton placed all blame on BP. To assist with the efforts the captains had to register their ships with the Vessels of Opportunity; however, an issue arose when more boats registered than actually participated in the clean-up efforts only a third of the registered boats. "[342][343] The DOJ also said Transocean, the owner and operator of the Deepwater Horizon rig, was guilty of gross negligence as well. Though the leak had slowed, it was estimated by a government-commissioned panel of scientists that 4,900,000 barrels of oil had already leaked into the gulf. Testing over the past year (2019) reported by GulfSource.org, for the pollutants tested have not produced results.[186]. [192] The oil contained approximately 40% methane by weight, compared to about 5% found in typical oil deposits. This was to cover all offshore cleanup activities, BP later requested a second NIOSH investigation of onshore cleanup operations. After the explosion, oil gushed from the sea floor releasing an estimated 5.84x108 litre of crude oil into the ocean [11] . [141] On 24 May, EPA Administrator Lisa P. Jackson ordered EPA to conduct its own evaluation of alternatives and ordered BP to reduce dispersant use by 75%. Pelican eggs contained "petroleum compounds and Corexit". Pumping continued for eight hours, at the end of which the well was declared to be "in a static condition. [209] Some estimates are that only 2% of the carcasses of killed mammals have been recovered. [271] On 22 June, a United States federal judge on the United States District Court for the Eastern District of Louisiana Martin Leach-Cross Feldman when ruling in the case Hornbeck Offshore Services LLC v. Salazar, lifted the moratorium finding it too broad, arbitrary and not adequately justified. The well is situated in the Macondo Prospect in Mississippi Canyon Block 253 (MC253) of the Gulf of Mexico, in the United States' exclusive economic zone.

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