Bioremediation methods for oil spills
National Environmental Technology Centre, AEA Technology, Didcot, United Kingdom. firstname.lastname@example.org
Bioremediation means the act of incorporating or enhancing the accessibility to materials (age.g., vitamins, microorganisms, or oxygen) to contaminated environments resulting in a speed of normal biodegradative processes. The outcome of area experiments and tests after actual spill situations were assessed to gauge the feasibility for this approach as a treatment for oil contamination within the marine environment. The ubiquity of oil-degrading microorganisms in the marine environment is established, and studies have shown the capacity regarding the native microflora to degrade many components of petroleum right after exposure. Research reports have identified numerous elements which impact the natural biodegradation rates of oil, including the beginning and concentration of oil, the availability of oil-degrading microorganisms, nutrient levels, air amounts, climatic circumstances, and deposit qualities. Bioremediation strategies in line with the application of fertilizers have-been demonstrated to stimulate the biodegradation prices of oil in cardiovascular intertidal sediments such as for example sand and cobble. The ratio of oil loading to nitrogen focus inside the interstitial liquid was identified to be the main controlling element affecting the prosperity of this bioremediation strategy. But the necessity for the seeding of normal environments with hydrocarbon-degrading bacteria is not plainly shown under natural environmental circumstances. It is suggested that bioremediation should now simply take its place at techniques designed for the treatment of oil spills, although there continues to be a clear have to set working limitations for its usage. Based on the available proof, we now have recommended preliminary operational tips for bioremediation on shoreline environments.
These recommendations have been in PubMed. This isn't always the entire variety of sources from this article.
- Atlas RM. Microbial degradation of petroleum hydrocarbons: an environmental perspective. Microbiol Rev. 1981 Mar;45(1):180–209.
- Bartha R. The microbiology of aquatic oil spills. Adv Appl Microbiol. 1977;22:225–266.
- Brown EJ, Braddock JF. Sheen display, a miniaturized most-probable-number means for enumeration of oil-degrading microorganisms. Appl Environ Microbiol. 1990 Dec;56(12):3895–3896.
- Dibble JT, Bartha R. aftereffect of iron from the biodegradation of petroleum in seawater. Appl Environ Microbiol. 1976 Apr;31(4):544–550.
- Goldstein RM, Mallory LM, Alexander M. cause of possible failure of inoculation to improve biodegradation. Appl Environ Microbiol. 1985 Oct;50(4):977–983.
- Herbes SE, Schwall LR. Microbial change of polycyclic fragrant hydrocarbons in pristine and petroleum-contaminated sediments. Appl Environ Microbiol. 1978 Feb;35(2):306–316.
- Jobson A, McLaughlin M, Cook FD, Westlake DW. Aftereffect of amendments in the microbial utilization of oil placed on soil. Appl Microbiol. 1974 Jan;27(1):166–171.
- Leahy JG, Colwell RR. Microbial degradation of hydrocarbons when you look at the environment. Microbiol Rev. 1990 Sep;54(3):305–315.
- Lindstrom JE, Prince RC, Clark JC, Grossman MJ, Yeager TR, Braddock JF, Brown EJ. Microbial populations and hydrocarbon biodegradation potentials in fertilized shoreline sediments affected by the T/V Exxon Valdez oil spill. Appl Environ Microbiol. 1991 Sep;57(9):2514–2522.
- Morgan P, Watkinson RJ. Hydrocarbon degradation in grounds and options for soil biotreatment. Crit Rev Biotechnol. 1989;8(4):305–333.
- Olivieri R, Bacchin P, Robertiello A, Oddo N, Degen L, Tonolo A. Microbial degradation of oil spills enhanced by a slow-release fertilizer. Appl Environ Microbiol. 1976 May;31(5):629–634.
- Prince RC. Petroleum spill bioremediation in marine environments. Crit Rev Microbiol. 1993;19(4):217–242.
- Vecchioli GI, Del Panno MT, Painceira MT. Usage of chosen autochthonous earth germs to improved degradation of hydrocarbons in soil. Environ Pollut. 1990;67(3):249–258.