Phytoremediation techniques in wastewater treatment. In the present study, an attempt to have a comparative assessment of the efficiency of aquatic weeds like typha latifolia, eichhornia crassipes, salvinia molesta and pistia stratiotes to treat the effluents under. Pistia do phytoremediation also by a process called rhizofiltration they are natural hyper accumulators of many heavy and toxic metals 3. Phytoremediation of heavy metals by calcifying macroalgae anthropogenic activities release heavy metals into water bodies which can lead to imbalancement of the ecosystem. Enhancement in phytoremediation of municipal wastewater by genetically modifying wetland and nonwetland plant species nonedible shalini a tandon1, hrishikesh badrike2, rakesh kumar3 and umesh kakde4 1national environmental engineering research institute, 89 b, dr annie besant road, worli, mumbai400018, india. In this study, the ability of typha domingensis to uptake heavy metals as well as its potential application for phytoremediation was assessed. Phytoremediation using microalgae is one of the alternatives for removing selected pollutants such as nitrogen and phosphorus 1, 2. Phytoremediation of lead from wastewater using aquatic plants.
Pdf phytoremediation for improving the quality of effluents from a. Pdf using phytoremediation technologies to upgrade waste water. Phytoremediation is a bioremediation process that uses various types of plants to remove, transfer, stabilize, andor destroy contaminants in wastewater. 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. Phytoremediation of heavy metal polluted soils and water.
The dairy industry is generally considered to be the largest source of food processing waste water in many countries. The wastewater at sukinda chromite mines scm area of orissa india showed high levels of toxic hexavalent chromium cr vi. There are various techniques of phytoremediation which are applicable in wastewater treatment, in surface water and groundwater purification, in the removal of. Treatment of grey water using technique of phytoremediation. Wan najwa hanim binti wan ahmad pa11026 phytoremediation define phyto plant remedium restoring balance, or remediating.
Crude oil has a major impact in the environment into which it is released. Waste water, biological treatment, phytoremediation 1. Potential of phytoremediation for dairy wastewater treatment swati r. The authors used the system to simulate a wastewater treatment pond and a natural.
Phytoremediation, also referred as botanical bioremediation chaney et al. Phytoremediation is a type of bioremediation technique which uses green plants. Pdf treatment of urban sewage water using phytoremediation. Recently, phytoremediation, which is an emerging technology, should be considered for remediation of contaminated sites because of its cost effectiveness, aesthetic advantages and long term applicability 10. Phytoremediation is increasingly receiving attention as a cost effective technique that uses plants to remediate contaminants from wastewater, soil and sediments. Report for the state water resources control board report to the legislature. For the remediation of grey water a smallscale unit is constructed and laboratory reports of various parameters are compared. Figure 431 typical in situ phytoremediation system phytoremediation is a set of processes that uses plants to clean contamination in ground water and surface water. Phytoremediation of polluted waterbodies with aquatic. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This report deals with the decontamination of wastewater with phytoremediation. Presently, phytoremediation is regarded as one of the most economically viable, sustainable and affordable technology.
Plants which are capable of transforming or degrading contaminants are used for cleaning the environment. Also, the utilization of water hyacinth in wastewater treatment frameworks has been progressively reported and treatment regimens are created as a consequence of the lasted development in relation to the approach towards phytoremediation priya and selvan, 2014. Wastewater treatment is often addressed with phytoremediation. Difference between bioremediation and phytoremediation. Phytoremediation, an emerging cleanup technology for contaminated soils, groundwater, and wastewater that is both lowtech and lowcost, is defined as the engineered use of green plants including grasses, forbs, and woody species to remove, contain, or render harmless such environmental contaminants as heavy metals, trace elements, organic compounds and radioactive compounds in soil or water. An integrated electrocoagulationphytoremediation process for the treatment of mixed industrial wastewater article pdf available in international journal of phytoremediation 128.
The plant is then harvested and disposed of and the site replanted until heavy metals in the. Pdf wastewater treatment by phytoremediation methods. The treatment of metals or other inorganic contamination has been discussed in section 4. It is an emerging technology that can be applied to both organic and inorganic pollutants present in the soil, water or air salt et al. This is the difference between bioremediation and phytoremediation. Jun 17, 2015 this study investigates the effectiveness of aquatic macrophyte and microphyte for phytoremediation of water bodies contaminated with high arsenic concentration. There are a number of limitations to phytoremediation. Decolorization of dyestuffs using phytoremediation. The wastewater, supplemented with nutrients if necessary, trickles through this bed, which is ramified with plant roots that function as a biological filter and a contaminant uptake system. In cooperation with an ecological consultant, cdg has used phytotechnology to achieve environmental. Phytoremediation of wastewater toxicity using water. Although the process is efficient, it consumes more time and requires higher land area.
Onsite and higher scale applications are characterized, particularly for domestic, municipal, and feedlot wastewater treatment, as well as landfill restoration. Phytoremediation of industrial mines wastewater using. Divya singh, archana tiwari and richa gupta 2012 phytoremediation of lead from wastewater using aquatic plants. Phytoremediation mechanisms of heavy metal contaminated. The aim of this chapter is to discuss several applications of phytoremediation for waste and wastewater treatment through natural systems using macrophytes.
Application of floating aquatic plants in phytoremediation of. The cleanup technology is defined as the use of green plants to remove, contain, or render harmless such environmental contaminants as heavy metals, trace elements, organic compounds, and radioactive compounds in soil or water. Phytoremediation of wastewater green wastewater treatment. The term phytoremediation comes from the ancient greek word phyto meaning plant and the latin word remedium meaning restoring balance. This system is recommended because it can treat domestic wastewater, agricultural and some industrial waste, odorless, cost planning, operation, and low maintenance and do not require high skills ginting, 2008.
Plants also produce enzymes, such as dehalogenase and oxygenase, which help catalyze degradation. Water hyacinth eichhornia crassipes and two algae chlorodesmis sp. The present study was designed to evaluate the efficiency of e. Phytoremediation in constructed wetland best and easy option for wastewater treatment at less. Potential of phytoremediation for dairy wastewater treatment. Jan 28, 2015 the aim of this chapter is to discuss several applications of phytoremediation for waste and wastewater treatment through natural systems using macrophytes. In cooperation with an ecological consultant, cdg has used phytotechnology to achieve environmental remediation. Endeavors associated with revitalization of polluted soils and water bodies with dyeladen wastes revealed that the use of plants as ecologically sound and sustainable remediating agents have gained much of the scientific attention, as it will be aiding in the exploration of degradation potential and enzymatic status of plant species as. Phytoremediation can be used to clean up organic contaminants from surface water, ground water, leachate, and municipal and industrial wastewater. Phytoremediation of aquaculture wastewater for water. Epa awards and manages the overall grant for this center. Jul 30, 2018 phytoremediation is the direct use of green plants and their associated microorganisms to stabilize or reduce contamination in soil, wastewater, surface water, and ground water.
You may need a pdf reader to view some of the files on this page. Rashid4 w international conference on chemical processes and environmental issues icceei2012 july 1516, 2012 singapore 192. Presently, phytoremediation is a cheap and reliable technological solution utilized to eliminate ammoniacal nitrogen from wastewaters. Present phytoremediation system characteristics that site managers and others might find useful in assessing the potential applicability of phytoremediation to a specific site. The technique of phytoremediation is an engineered natural way to treat waste water using properties of wetland plants. Duck weed lemna minor duck weed has the capability to purify wastewater in collaboration with both. Phytoremediation for heavy metal removal plants, so called hyperaccumulators are usually used, they take up 100 times the concentration of metals over other plants. An integrated electrocoagulationphytoremediation process for. There are several ways plants can be used for the phytoremediation. Jun 29, 2015 phytoremediation 4 phytoremediation consists of mitigating pollutant concentrations in contaminated soils, water, or air, with plants able to contain, degrade, or eliminate metals, pesticides, solvents,explosives, crude oil and its derivatives, and various other contaminants from the media that contain them. Phytoremediation 4 phytoremediation consists of mitigating pollutant concentrations in contaminated soils, water, or air, with plants able to contain, degrade, or eliminate metals, pesticides, solvents,explosives, crude oil and its derivatives, and various other contaminants from the media that contain them.
Phytoremediation is an emerging technology that uses various plants to degrade, extract, contain, or immobilize contaminants from soil and water. Addressing nitrate in alifornias drinking water with a focus on tulare lake asin and salinas valley groundwater. An integrated electrocoagulationphytoremediation process. Wastewater treated by vetiver can be reused for irrigation, aquaculture, recreation and industrial purposes and has no harm to the aquatic lives and river ecosystem as being under limit of guideline values phytoremediation in constructed wetland best and easy option for wastewater treatment at less invest of money, time and technology. This paper elucidates the phytoremediation potential of water hyacinth and. Phytoremediation of industrial wastewater potentiality by. Mahmoud biological engineering department, dalhousie university, p.
It was also used in lab experiments for the removal of heavy metals miretzky et al. Decontamination of wastewater with phytoremediation. Phytoremediation of heavy metals from industrial effluent. Phytoremediation of partially treated wastewater by. Study on application of phytoremediation technology in. Dec 24, 2007 phytoremediation, also referred as botanical bioremediation chaney et al. Treatment of urban sewage water using phytoremediation puneetha g. Brassicaceae species are really useful to accumulate certain metals while producing high. Management of environmental contaminants, volume 1 supplies its readers with a multidisciplinary understanding in the principal and practical approaches of phytoremediation from laboratory research to field application. Phytoremediation process involves mitigating pollutant concentrations in contaminated soils, water or air with plants able to contain, degrade or eliminate metals, pesticides, solvents, explosives, crude oil and its derivatives raskin, 1996.
An added advantage of phytoremediation of wastewater is the considerable volume reduction attained through evapotranspiration77. Ammoniacal nitrogen uptake by macrophytes with phytoremediation. Phytoremediation is the direct use of green plants and their associated microorganisms to stabilize or reduce contamination in soil, wastewater, surface water, and ground water. Increasing urbanization, industrialization and over population is one of the leading causes of environmental degradation and pollution. Perspectives of phytoremediation using water hyacinth for. Phytoremediation of textile waste water using potential. Phytoremediation is the natural ability of certain plants to bioaccumulate, degrade, or render harmless contaminants in soils, water, or air. Final report phytoremediation and bioremediation of land. Phytoremediation, an emerging cleanup technology for contaminated soils, groundwater, and wastewater, is both lowtech and lowcost.
Heavy metals are removed from soil by moving up into plant roots, stems, and leaves. Phytoremediation is being used successfully in france, where bamboo groves are being used to clean food industrys grey water. Wastewater treated by vetiver can be reused for irrigation, aquaculture, recreation and industrial purposes and has no harm to the aquatic lives and river ecosystem. To minimise such risk, phytoremediation comes into play. The presence of arsenic in drinking water is a noteworthy wellbeing concern in. Phytoremediation utilized plants reduce pollutants. Stateofthe art wwtps combine physical, chemical and. Enhancing plant growth under municipal wastewater irrigation by. Phytoremediation, an emerging cleanup technology for contaminated soils, groundwater, and wastewater that is both lowtech and lowcost, is defined as the engineered use of green plants including grasses, forbs, and woody species to remove, contain, or render harmless such environmental contaminants as heavy metals, trace elements, organic. Phytoremediation for heavy metal environmental issues.
Performance of aquatic plant species for phytoremediation. Phytoremediation of contaminated soil and ground water at hazardous waste sites pdf 36 pp, 188 k, 2001, 540s01500. Phytoremediation of partially treated wastewater by chlorella vulgaris a. The phylogenetic trees were constructed by the neighbor joining saitou and nei, 1987, tree. It is an in situ bioremediation method which is cost effective and solar energy based technique. Phytoremediation of partially treated wastewater by chlorella. This technology has been receiving attention lately as an innovative, costeffective alternative to the more established treatment methods used. Introduction human beings differ from rest of the living organisms on our planet is the use of technology. Phytoremediation for improving the quality of effluents from a. Phytoremediation did you know that plants can be used to address wide spread, low levels of contamination.
Role of the plants to contain, degrade or eliminate metals, pesticides, solvents. We define phytoremediation as the engineered use of green plants, including grasses, forbs, and woody species, to remove, contain, or render harmless such environmental contaminants as heavy metals, trace elements. As international journal of molecular sciences has published, heavy metals affect not only industrial sites but also cultivated land, spreading risks for human health. Phytoremediation is an emerging cleanup technology for contaminated soils, groundwater, and wastewater that is both lowtech and lowcost. Chlorella vulgaris can be used for phytoremediation of selected pollutants from the secondary effluent of domestic wastewater treatment plant since the existing wastewater. The aim of this paper is to provide a brief view about factors affecting heavy metals uptake by plant species. Endeavors associated with revitalization of polluted soils and water bodies with dyeladen wastes revealed that the use of plants as ecologically sound and sustainable remediating agents have gained much of the scientific attention, as it will be aiding in the exploration of degradation potential and enzymatic status of. Phytoremediation has gained extensively attention and much progress in remediation of inorganic and organic contaminants, and the means for enhanced phytoremediation. Performance of aquatic plant species for phytoremediation of. Phytoremediation of industrial mines wastewater using water hyacinth. Phytoremediation removing contaminants in soils, water or air with plants. Phytoremediation phytoremediation plants environmental. Phytoremediation of aquaculture wastewater for water recycling and production of fish feed a.
Plant assisted bioremediation, sometimes referred to as a type of phytoremediation, involves the interaction of. Phytoremediation management of environmental contaminants. It is a technology that uses plants to treat environmental pollution. This study investigates the effectiveness of aquatic macrophyte and microphyte for phytoremediation of water bodies contaminated with high arsenic concentration. Plants,used as remediation techniques, take up the heavy metals to produce an internal concentration greater than. But some natural and affordable methods are also present like phytoremediation.
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