Pdf bioremediation of marine oil spills researchgate. Thus, the problem of oil leakage and pollution in coastal waters and ports has persisted for a long time. Bioremediation of marine oil spills iowa state university. Bioremediation for marine oil spills united states. Study on the biodegradation of crude oil by free and.
Others have suggested that what really limits oil biodegradation in the environment is the absence of effective oil degrading microorganisms, and they. Field work on the project was conducted at port curtis near gladstone in queensland. Ix bioremediation in the marine environment karunasagar, iddya encyclopedia of life support systems eolss mercury, a number of toxic metals are present in wastes generated by the power generation industry, the combustion of fossil fuels, the metal industry and also in agricultural runoff and sewage. As an oil spill countermeasure within the marine environ ment, bioremediation has been defined as the act of adding materials to contaminated environments. Imo ebook e584e bioremediation in marine oil spills, 2004 edition. It involves utilizing naturally occurring microorganisms which are able to eat hydrocarbons and use them as an energy source. Bioremediation is any process that uses decomposers and green plants, or their enzymes, to improve the condition of contaminated environments.
Biosparging, where air is pushed into soil to stimulate microbial bioremediation. Oil spill response methods booms and skimmers bioremediation by oileating bacteria edvokit 956 1. Bioremediation is defined as the act of adding or improving the availability of materials e. Bioremediation is a potentially important option for dealing with marine oil spills. Successful bioremediation of a major marine oil spill has been achieved based upon addition of nitrogen and phosphorus fertilizers.
Bioremediation in marine oil spills, 2004 edition major incidents such as the amoco cadiz france, 1978, the exxon valdez usa, 1989, the braer uk, 1993, the sea empress uk, 1996, the erika france, 1999 and the prestige spain, 2002 have provided the stimulus for the development of alternative response techniques to tackle oil pollution both at sea and on the shoreline. Prince bioremediation is a potentially important option for dealing with marine oil spills. Exposure to natural seeps and recent anthropogenic oil spills likely increases the biodegradation rates of oil. Oil spills threaten the health of both human lifestyle and environmental ecosystems. Marine halflives of dispersed oil can range from 1 day to months. Bioremediation of marine oil spills world congress on biotechnology. Petroleum spill bioremediation in marine environments. Such emulsions can form quickly in turbulent conditions and may contain 30 to 80 percent water. A majority of molecules in crude oils and refined products are. Bioremediation of marine oil spills has become a very practical approach to oil spill cleanup efforts in recent years. Chapter 18 bioremediation of marine oil spills sciencedirect. Oildegrading microorganisms are indigenous to the worlds oceans, but environmental constraints limit their activity and so a bioremediation strategy must be tailored to local conditions. Imo ebook e584e bioremediation in marine oil spills, 2004. If anything positive has resulted from the massive exxon valdez oil spill, it is that this environmental calamity increased the nations awareness of the.
Abstract bioremediation of marine oil spills in the long run, biodegradation is the eventual fate of oil spilled at sea that cannot be collected or burnt. Government printing office, washington, dc 204029325 order form can be found in the back of this report. Moreover, the requirements for suc cessful seeding are more demanding than those for nutrient enrichment. Bioremediation of marine oil spills matt radermacher abstract bioremediation of marine oil spills has become a very practical approach to oil spill cleanup efforts in recent years. Therefore, the two main approaches to oilspill bioremediation are. As discussed by swannell and colleagues 1996, the exxon. Field evaluations of marine oil spill bioremediation home. Oil degrading microorganisms are indigenous to the worlds oceans, but environmental constraints limit their activity and so a bioremediation strategy must be tailored to local conditions. Bioremediation of oil spills this threeyear project assessed short term effects of commonly transported oils and in situ bioremediation on tropical australian mangrove and salt marsh habitats. For example, tests conducted for 114 days in large microcosms 30.
Specific bacteria can be used to bioremediate specific contaminants, such as hydrocarbons, which are present in oil and gasoline. Therefore, the two main approaches to oil spill bioremediation are. Bacteria can be used to clean up oil spills in the ocean through bioremediation. Bioremediation of oil spills mar 14, 2019 by admin in biotechnology an oil spill is a form of pollution that involves the release of petroleum into the biosphere especially the waterways such as oceans, posing a huge threat to marine life. Bioremediation, marine oil spills, biodegradation, exxon valdez introduction bioremediation can be a costeffective technology see figure 1, that is often used to treat oil spills in all types of environmental media including soils, groundwater, and surface water both freshwater and marine. Major incidents such as the amoco cadiz france, 1978, the exxon valdez usa, 1989, the braer uk, 1993, the sea empress uk, 1996, the erika france, 1999 and the prestige spain, 2002 have provided the stimulus for the development of alternative response techniques to tackle oil pollution both at sea and on the shoreline. Catastrophic oil spills stimulate these organisms to bloom in a reproducible fashion, and although oil does not provide bioavailable nitrogen, phosphorus or iron, there. While an oil slick is at sea, its biodegradation is likely to be surfacearea limited and can be stimulated by employing. Partcipants, ota workshop on bioremediation for marine oil spills december 4,1990 james blackburn energy, environment and resources center university of tennessee al bourquin ecova corp. Prince rc, atlas rm 2005 bioremediation of marine oil spills. Bioremediation for marine oil spills bioremediation warrants further research, neither is planning a significant research program of its own. An experimental study was conducted to degrade marine oil spill using beeswax as a biostimulant for bioremediation and also to study the chemical variation. Some of these methods, like in situ burning or the use of dispersal agents, do a lot of harm themselves.
Chapter 18 bioremediation of marine oil spills pdf free. Aug 15, 2011 in proceedings of the 29th arctic and marine oil spill program amop, june 57, edmonton, alberta, canada. Others have suggested that what really limits oil biodegradation in the environment is the absence of effective oil degrading microorganisms, and they therefore seek to add such organisms. Bioremediation of oil spills submitted by anchal garg environment science 2016 2. These organisms remove oil seepage and spilled oil from the marine and terrestrial environment.
Oil spills have become serious problem in cold environments with ever icrese in resource exploitation,transportation,storage and accidental lekage of oils bioremidation is a promising action for remidation it is effective and economic in removing oils with less undue environmental damages. Science of the total environment 2018, 626, 12431258. Mousse will eventually disperse in the water column. Phytoremediation, uses the mechanisms of plants to decrease efficacy of pollutants. Bioslurping, using pumping to apply oxygen and water, thus separating and compiling soils to increase remediation of microbes. It will benefit anyone involved in training programmes, contingency planning or actual response to oil spills. Bartha and atlas, 1976, bioremediation has been a potential treatment for mitigating marine oil spills atlas, 1977. Oil degrading microorganisms are indigenous to the worlds oceans, but environmental constraints limit their activity and so a bioremediation strategy must.
Crude oil has been part of the marine environment for millions of years, and microbes that use its rich source of energy and carbon are found in seawater, sediments, and shorelines from the tropics to the polar regions. Microbial hydrocarbon degradationbioremediation of oil spills. Congress, office of technology assessment,bioremediation for marine oil spills background paper, otabpo70 washington, dc. The tragic exxon valdez oil spill in 1989, informed the united states of the lack of preparedness the oil industry and country had in such remediation situations. Field evaluations of marine oil spill bioremediation. Oil spills are harmful for marine life photo credit noaa and georgia department of natural resources, ccby 2. Exxon, by virtue of its alaska and new jersey experiences, has more familiarity with fertilization.
Oceans and environment program william westermeyer subject. Technical personnel who are responsible for designing and operating field bioremediation processes as well as consultants and equipment manufacturers will also find it useful. Oil degrading microorganisms are indigenous to the world oceans, but environmental constraints limit their activity and so a bioremediation strategy must. The application of bioremediation to evos followed extensive laboratory and field testing to demonstrate safety and efficacy. Oil spills oil spills occur frequently throughout the world. In proceedings of the 29th arctic and marine oil spill program amop, june 57, edmonton, alberta, canada. Applied microbial solutions for realworld environmental cleanup. Bioremediation for marine oil spills office of technology assessment. Biodegradation of marine oil spills in the arctic with a greenland perspective. Bioremediation oil spills list of high impact articles. Oil spills require quick action so that they cause as little damage as possible. The success of seeding oil spills with microbial preparations is ambiguous. Bioremediation is a promising technology for responding to marine oil spills. Jul 24, 2016 bioremediation has been shown to be a safe and effective way to reduce the effects of oil spills.
Most of the responsibility for oil spills falls on large oil tankers 22% of the total. Introduction an oil spill is the release of a liquid petroleum hydrocarbon into the environment, especially the marine ecosystem, due to human activity. Since the early 1970s, following the discovery that nutrient fertilizers could enhance the rates of oil biodegradation in marine environments atlas and bartha, 1972. Oil degrading microorganisms are indigenous to the world oceans, but environmental constraints limit their activity and so a bioremediation strategy must be tailored to local conditions. Bioremediation of oil spills using microorganism science. Marine oil spill, spill prevention, response to spill, booms, skimmers, dispersants, insitu burning, bioremediation, aesthetic appeal, oil recovery introduction marine oil pollution results from land runoff. Oildegrading microorganisms are indigenous to the worlds oceans, but. Bioremediation oil spills share this page oil spills have become serious problem in cold environments with ever icrese in resource exploitation,transportation,storage and accidental lekage of oils bioremidation is a promising action for remidation it is effective and economic in removing oils with less undue environmental damages. Prince and others published bioremediation of marine oil spills find, read and cite all the research you need on researchgate. Web alert bioremediation of oil spills an annotated selection of world wide web sites relevant to the topics in microbial biotechnology microbes cleaning up deepwater.
Currently, there are limited methods for cleaning up oil spill which have reached the shoreline or which have spread over a large area. Bioremediation of oil spills using microorganism science of. Bioremediation for marine oil spills part 2 of 11 author. Bioremediation for marine oil spills 7 action, becomes entrained with the insoluble components of oil. It is estimated that one out of every million tons. Oil spill bioremediation technologies epitomize modern environmental.