In situ bioremediation can be described as the process whereby pesticides are biologically degraded under natural conditions to either. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. It can be used to detoxify sites containing metals, pesticides, solvents, explosives, crude oil, hydrocarbons, and landfill leachates. Bioremediation, an environmental remediation technology.
Bioremediation techniquesclassification based on site of. In situ bioremediation the in situ method is the process of stimulating added bacteria or natural bacteria to bring about rapid biodegradation. Bioremediation, in simple terms, is the use of microorganisms to degrade contaminants that pose environmental and human risks. Bioremediation, contaminants, monitoring and saturation received 16 march 2011. It is also ideal for treating single sources and as a follow up treatment after free product removal by a different method. The adobe flash plugin is needed to view this content. Bioslurping teams vacuum assisted freeproduct recovery with bioventing to simultaneously recover free. Engineered in situ bioremediation the inherent ability of the microorganisms for bioremediation is generally slow. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Bioremediation is a waste management technique that involves the use of organisms to remove or neutralize pollutants from a contaminated site. Altogen labs offers bioremediation products and services in usa and canada. Increasingly, in situ bioremediation is being heralded as a promising new alternative ground water cleanup technology. Sun oil pipeline spill in ambler, pennsylvania 1970s continuing bioremediation projects by richard raymond of sun oil mid1980s emphasis on bioengineering organisms for bioremediation.
Bacteria aerobic and anaerobic fungi actinomycetes filamentous bacteria bioremediation mechanism microorganisms destroy organic contaminants in the. The first commercial in situ bioremediation system was installed in 1972 to. Bioremediation environmental technology physical sciences. Some nutrients come from the contaminating compounds being broken down, but additional nutrients are often required for healthy bacterial growth. Specially constructed windrow turners, either free standing or tractorpowered, are used to turn soil periodically. Bioremediation, both in situ and exsitu have also enjoyed strong scientific growth, in part due to the increased use of natural attenuation, since most natural attenuation is due to biodegradation. Free download soil pollution powerpoint presentation slides. Bioremediation experts representing academic research, field practice, regulation, and industry provide accessible information and case examples. It can be aerobic with oxygen more common or anaerobic without oxygen. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience.
It has been used commercially for more than 20 years. Bioremediation techniques, category definitions, and mode of action in marine and freshwater environments originally compiled to update and revise us epanrt bioremediation fact sheet and rrt iv bioremediation spill response guidance, types of bioremediation section and bioremediation response plan appendix g, in coordination. This singlesource reference encompasses all categories of pollutants and their applications in a convenient, comprehensive package. Microbes are very small organisms, such as bacteria, that live naturally in the environment. Most humans can appreciate the amazing complexity of their own bodies, but it is a lot harder to wrap your head.
Bioremediation o conducted under controlled conditions, biositesm bioremediation uses a combination of chemicals and microorganisms to naturally break down hazardous materials into nonhazardous substances that can be recycled or buried in conventional landfills. Scribd is the worlds largest social reading and publishing site. Oil spills, fertilizer and pesticide runoff, industrial waste, and chemical disposal all represent the. Dec 29, 2011 types of in situ bioremediation1 intrinsic in situ bioremediation. View and download powerpoint presentations on bioremediation ppt. Download bioremediation rice university ppt for free. Being a fresh graduate and having lots of free time, i stumbled upon your site when i was searching for work at home opportunities, good thing i.
Bioremediation 2 free download as powerpoint presentation. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Introduction to bioremediation environmental remediation. Feb 02, 2017 bioremediation is a waste management technique that involves the use of organisms to remove or neutralize pollutants from a contaminated site.
The program used to read these files adobe acrobat reader is available for free downloading at various internet sites including epas web site or from adobe systems inc. Displaying powerpoint presentation on bioremediation rice university available to view or download. The uploader spent hisher valuable time to create this soil pollution powerpoint presentation slides, to share hisher useful content with the world. Our scientists have applied advanced biotechnology to develop highly effective, fast, and safe bioremediation products and services.
Bioremediation is defined as the process whereby organic wastes are biologically degraded under controlled conditions to an innocuous state, or to levels below concentration limits established by regulatory authorities. Since bioremediation is based on natural attenuation the public. It is a cost effective and natural process, commonly used to treat organics, fuels or solvents. Fundamental principles of bioremediation mississippi.
Soil vapor extraction air sparging bioremediation thermal desorption soil washing chemical dehalogenation soil extraction in situ soil flushing 3. When compared to standard practices, effluent volumes generated by bioremediation are substantially smaller reducing the problem of sludge disposal. This process can take advantage of the many different microorganisms living in the environment. Bioremediation stimulates the growth of certain microbes that use contaminants as a source of food and. Biodegradation means that organic matter is broken down and can be used to help other microorganisms. Find powerpoint presentations and slides using the power of, find free presentations research about bioremediation ppt. Pdf bioremediation techniquesclassification based on site.
Lets face it, our fancy lives make a bunch of definitely not fancy messes. Microbial biodegradation and bioremediation brings together experts in relevant fields to describe the successful application of microbes and their derivatives for bioremediation of potentially toxic and relatively novel compounds. Ppt bioremediation powerpoint presentation free to view. Future perspective of pesticides bioremediation has also been briefly articulated to make a realistic comment with an element of. Ppt bioremediation powerpoint presentation free to download id. Bioremediation is the productive utilization of living systems, such as bac teria, fu ngi, algae, and some plants to degrade, detoxify, transform, immobilize, or stabi lize. This ppt presentation uploaded by onlinesearch in social issues ppt presentation category is available for free download,and can be used according to your industries like finance, marketing. Bioremediation can either be carried out ex situ or in situ, depending on several factors, which include but not limited to cost, site characteristics, type and concentration of pollutants. In this months microbiology online blog, we look at what bioremediation is and what it does.
Bioremediation is defined as the process whereby organic wastes are biologically degraded under controlled conditions to an innocuous state, or to levels below concentration limits established by regulatory authorities 2 for bioremediation to be effective, microorganisms must enzymatically attack the pollutants and convert them to. Nov 23, 2014 bioremediation often takes longer than other treatment options. Continuing bioremediation projects by richard raymond of sun oil mid1980s emphasis on bioengineering organisms for bioremediation. Bioremediation techniques are typically more economical than traditional methods such as incineration, and some pollutants can be treated on site, thus reducing exposure risks for cleanup personnel, or potentially wider exposure as a result of transportation accidents. Bioremediation can occur on its own natural attenuation or intrinsic bioremediation or can be spurred on via the addition of fertilizers to increase the.
Bioremediation definition of bioremediation by the free. Bioremediation, an environmental remediation technology for. The global environment is now facing a highly critical situation due to rapid urbanization and industrialization as well as increasing population in the. It can also be used to remediate soils contaminated. Future perspective of pesticides bioremediation has also been briefly articulated to make a realistic comment with an element of optimism for the researchers working in. Bioremediation is defined as a process that uses microorganisms or their enzymes to treat polluted sites for regaining their original condition glazer and nikaido, 1995. Bioremediation often takes longer than other treatment options.
Bioremediation bioremediation is the use of microorganisms to destroy or immobilize waste materials microorganisms include. Dubey pptbioremediation methods and its application, misr university. Lecture 12 bioremediation free online course materials. Bioremediation the use of bacteria and fungi and plants to break down or degrade. Bioremediation requires apt levels of water, oxygen, heat and nutrients for healthy bacterial microorganisms growth. Pdf bioremediation techniquesclassification based on. Introduction bioremediation is the use of microorganism metabolism to remove pollutants. Purchase microbial biodegradation and bioremediation 1st edition. Bioremediation is the property of its rightful owner. We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. Bioremediation the quality of life on earth is linked inextricably to the overall quality of the environment the contamination of soil and water with organic and inorganic pollutants is of increasing concern and the subject of.
Bioremediation approaches are generally classified as in situ or ex situ. A free powerpoint ppt presentation displayed as a flash slide show on id. Introduction bioremediation is the use of living organisms, primarily microorganisms, for the degradation of hazardous chemicals in soil sediments, water, or other contaminated materials into less toxic forms microorganisms metabolize the chemicals to. It is used of plants and trees to clean up polluted soil and water. Biodegradation the use of living organisms such as bacteria, fungi, and plants to degrade chemical compounds bioremediation. According to the epa, bioremediation is a treatment that uses naturally occurring organisms to break down hazardous substances into less toxic or non toxic substances. Dubey ppt bioremediation methods and its application, misr university. Use of living organisms to transform, destroy or immobilize contaminants goal. Bioremediation is recognized as an important tool to restore contaminated sites, reforest eroded areas and degraded ecosystems.
Hindu college, nagercoil, tamil nadu, india key words. Chapter 9 bioremediation toxicity reduction involves adding chemicals to hazardous waste in order to diminish the toxicity. Bioremediation of contaminated diesel and motor oil through the optimization of biosurfactant produced by paenibacillus sp. Bioremediation of environmental pollutants presented by, rituparna addy, pranab roy department of biotechnology haldia institute of technology 2. Microbial biodegradation and bioremediation 1st edition. The technique is designed for free products recovery such as light nonaqueous phase liquids lnapls, thus remediating capillary, unsaturated and saturated zones. Bioremediation is the use of biological organisms to clean up remediate environmental contaminants. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that. This aids mixing and, crucially, aeration of the soil.
Engineered bioremediation intrinsic bioremediation 8. Bioremediation is an engineered technology that modifies environmental conditions physical, chemical, biochemical, or microbiological to encourage microorganisms to destroy or detoxify organic and inorganic contaminants in the environment. Introduction to in situ bioremediation of groundwater. The contaminated water and soil are treated with microorganisms and then after the materials are degraded the soil and water are placed in a bed with oxygen and rich. Treating contaminated soils onsite at bioremediation facilities. Exsitu bioremediation describes a process where contaminated soil or water is removed from the environment by biological organisms. An aid to the development of bioremediation proposals. History of bioremediation 1972 first commercial application.
Introduction to bioremediation free download as powerpoint presentation. Download altogen labs bioremediation services powerpoint presentation. Exsitu bioremediation can use bioreactors and added nutrients. Bioremediation that can occur on its ownfactors effecting rate of intrinsicbioremediation. This technology did not live up to its initial promise.
Reproduced, with permission, from environmental reclamation services ltd, glasgow, uk b in situ. Bioremediation polychlorinated biphenyl soil free 30. Bioremediation is a process or technique in which living organisms or their products are used naturally or artificially to remediate destroy or immobilize pollutants in the environment uqab et al. Bioremediation free download as powerpoint presentation. Ppt bioremediation powerpoint presentation free to. Bioremediation rice university powerpoint presentation. Bioremediation techniques are more economical than traditional methods and pollutants can be treated on site, thus reducing exposure risks for personnel. Bioremediation techniquesclassification based on site of application.
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