This technology involves efficient use of aquatic plants to remove, detoxify or immobilize heavy metals. A plant has a potential for accumulating, immobilizing, and transforming a low level of persistent contaminants. Phytoremediation seminar report, ppt, pdf for chemical. Study investigates attitudes of soilremediation experts to phytoremediation 1 january 2018 issue 500 the contents and views included in science for. However, formatting rules can vary widely between applications and fields of interest or study. Phytoremediation is a better option for cleanup of metalcontaminated sites. Also explore the seminar topics paper on phytoremediation with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year chemical engineering chem or ieee chemical btech, be, mtech students for the year 2015 2016. This guide provides abstracts of over 100 phytoremediation overviews, field studies and demonstrations, research articles, and internet resources. Can stress enhance phytoremediation of polychlorinated biphenyls. In this cost model, unless farmers considered the reduced soil cd as a value to their land, they would not accept the loss in highervalue vegetable crop production due to growing willow to remove cd 11.
Phytoremediation of contaminated soils using ornamental plants. Sep 12, 2017 phytoremediation phytoremediation definition. Glick br 2010 using soil bacteria to facilitate phytoremediation. Relative to many traditional remediation engineering techniques, phytoremediation is. Phytoremediation is a general term used to clean up contaminants using plants, or remediate sites by removing pollutants from soil and water chandra shekar et al 2003. Finally, a matrix is provided to allow easy screening of the abstracted references. The phytoremediation technique for cleaning up contaminated. In brief, the well cap was opened, and the static water level was allowed to. Phytoremediation of heavy metalsconcepts and applications. A specific case study is described wherein a hybrid phytoremediation system is compared and contrasted with conventional groundwater and phytoremediation technologies. Highlights heavy metal pollution is a serious environmental problem. May 30, 2019 phytoremediation is popular in theory due to its low establishment cost and relative simplicity. As an emerging hopeful technology, phytoremediation for using in management and remediation of contaminated soils has its advantages and limitations.
Phytoremediation, volume 83, the latest release in the advances in botanical research series, covers a variety of new topics, including metallophytes from calamine and serpentine soils incl. Phytoextraction removes metals or organics from soils by accumulating them in the biomass of plants. Phytoremediation mechanisms of heavy metal contaminated soils. Plant assisted bioremediation, sometimes referred to as a type of phytoremediation, involves the interaction of. The cost of phytoremediation is highly variable and there a high correlation between cost of phytotreatment and contaminant concentration, types, properties of soil andwater, site circumstances and importance of pollutant as a hazardous effect in the food chain. Phytoremediation techniques in wastewater treatment. Phytoremediation plantfacilitated remediation of polluted soil and. Contaminated soils and waters pose a major environmental and human health problem, which may be partially solved by the emerging phytoremediation technology. Venkatraman and ashwath, 2010, reprinted with permission of the publisher emerald insight. Water hyacinth eichhornia crassipes is a freefloating aquatic plant which belongs to the family of. Phytoremediation of environmental pollutants crc press book.
Anyway, phytoremediation is the most cost effective treatment methods. Research is in progress to screen plants for hyperaccumulation of heavy metals. Phytoremediation is an emerging technology that uses various plants to degrade, extract, contain, or immobilize contaminants from soil and water. This technology has been receiving attention lately as an innovative, costeffective alternative to the more established treatment methods used. Definition and origins heavy metals are natural constituents of the earths crust 14 15. Many microorganisms and plants are capable of degrading free cyanides without.
The present article summarizes new progress in phytoremediation of pcbs, including the use of transgenic plants and plantassociated bacteria. Plants,used as remediation techniques, take up the heavy metals to produce an internal concentration greater than. It also provides a brief summary of phytoremediation. The plant root zone is referred to as the rhizosphere, this is where the action occurs. Permission for reuse free in most cases can be obtained from rightslink. This costeffective plantbased approach to remediation takes advantage of the remarkable ability of plants to concentrate elements and compounds from the environment and to metabolize various molecules in their tissues. Phytoremediation is defined by unep 2012a,b as the use of living green plants for in situ removal, degradation, and containment of contaminants in soils, surface waters, and groundwater. In the 1990s, there were several companies working with phytoremediation, including phytotech, phytoworks, and earthcare.
Plant adaptation and phytoremediation ebook, 2010 worldcat. It is used of plants and trees to clean up polluted soil and water. A hybrid phytoremediation system for contaminants in. Using soil bacteria to facilitate phytoremediation. Study investigates attitudes of soilremediation experts to. Examples where phytoremediation has been used successfully include the restoration of abandoned metal mine workings, and sites where polychlorinated biphenyls have been dumped during manufacture and mitigation of ongoing coal mine discharges reducing the impact of contaminants in soils, water, or air. This vital book, featuring an international set of authors, is a key reference for researchers and environmental managers, as well as anyone involved in the mining industry or landscape remediation. These document repositories provide instock documents free of charge, but document supplies. Explore phytoremediation with free download of seminar report and ppt in pdf and doc format. Heavy metals contaminated soils and phytoremediation strategies. Phytoremediation is the use of plants and associated soil microbes to reduce the concentrations or toxic effects of.
Guide to phytoremediation of highway runoff november 2001 ii disclaimer the guide should not be construed as policy of caltrans. To minimise such risk, phytoremediation comes into play. Plant roots take contaminants from the ground into the body of the plant. Phytoremediation is an emerging bioremediation technology that uses the plant to remove contaminants from soil and water. Pdf phytoremediation of heavy metal contaminated soils. Phytoremediation techniques for treating metalcontaminated sites. Pdf the mobilization of heavy metals by man through extraction from ores and processing for different. All journal articles featured in international journal of phytoremediation vol 22 issue 4. Unlike other kinds of remediation plants, ornamental plants grown for d. Jan 23, 2015 phytoremediation of heavy metals by calcifying macroalgae anthropogenic activities release heavy metals into water bodies which can lead to imbalancement of the ecosystem.
Types of the method of phytoremediation used depends on the type and amount of pollution, as well as what type of area it is found in. Previous toc next full text pdf 1829 k pdfplus 650 k. Phytoremediation has gained extensively attention and much progress in remediation of inorganic and organic contaminants, and the means for enhanced phytoremediation. Nov 24, 2019 a method to extract and treat complex mixtures of contaminants of concern using phytotechnology is proposed in this paper. Phytoremediation resource guide pdf 56 pp, 436 k, 1999, 542b99003. Recent strategies of increasing metal tolerance and. It is a technology that uses plants to treat environmental pollution.
You will laugh so hard that you will faint funny cat compilation duration. The problems engendered by the conflicting imperatives of development and ecology show no sign of ending, and every day more locations are added to the list of landscapes poisoned by human activity. Advancement in molecular studies will improve efficiency of phytoremediation. Study on application of phytoremediation technology in. Pdf the mobilization of heavy metals by man through extraction from ores and. It designates all vegetation based remediation measures.
Water and free phase petroleum product levels free. Phytoremediation of contaminated soils using ornamental. Assisting phytoremediation of heavy metals using chemical. Pdf mining, industry, and agriculture have led to the accelerated release of metals. The guide is intended to be used as a guidance document to demonstrate application of phytoremediation in highway storm water runoff drainage designs. This vital book, featuring an international set of authors, is a key reference for researchers and. Phytoremediation is the use of green plantbased systems to remediate contaminated soils, sediments, and water. Phytoremediation is the direct use of living plants for in situ remediation of contaminated soil, sludges. Phytoremediation types of phytoremediation notes pdf.
Phytodegradation, or phytotransformation, is the use of plants to uptake, store and degrade organic pollutants. Phytoremediation resource guide technologies for cleaning. Phytoremediation, an ecofriendly technology which is both ecologically sound and economically viable is an attractive alternative to the current cleanup methods that are very expensive. Finally, a matrix is also provided to allow easy screening of the abstracted references. Jun 29, 2015 phytoremediation the most important single act of phytoremediation. Books and research journals phytoremediation books phytoremediation journals general bioremediation books books on phytoremediation and related topics. Plant adaptation and phytoremediation springerlink. The book highlights process and molecular mechanisms for industrial waste detoxification during phytoremediation in wetland plants, role of endophytic bacteria for phytoremediation of environmental pollutants, constructed wetland treatment system for treatment and recycling of hazardous wastewater, amongst other relevant topics. The two most common types of constructed wetland are i free water surface wetlands. The most positive characteristics are that phytoremediation is a natural and in study on application of phytoremediation technology in management and remediation of contaminated soils. The comprehensive coverage of current approaches to phytoremediation begins by examining the problem. Pdf phytoremediation of heavy metalsconcepts and applications. Phytoremediation may be applied to polluted soil or static water environment. The term phytoremediation comes from the ancient greek word phyto meaning plant and the latin word remedium meaning restoring balance.
Phytoremediation is a recently developed technology that offers a costeffective solution by using plants, and associated soil microbes, to reduce the content, or toxic effects, of contaminants in. It can be used to detoxify sites containing metals, pesticides, solvents, explosives, crude oil, hydrocarbons, and landfill leachates. Phytoremediation of soil trace elements 3 discussion below. Application of floating aquatic plants in phytoremediation of.
752 904 1258 753 1128 235 216 1486 780 727 195 882 905 195 1353 1127 835 1184 634 265 751 335 1442 930 1413 1253 300 146 1239 1078 1446