Phytoremediation of heavy metalsconcepts and applications. The electrically enhanced phytoremediation system and electro remediation system were operated 2hday at voltages of 4v for 25 days continuously. Phytoremediation of zinc, cadmium, copper and chrome from. Solms is an aquatic plant that reproduces rapidly in polluted water. Jul 01, 2007 read phytoremediation of heavy metals by eichhornia crassipes, the environmentalist on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. It is a fast growing, floating plant with a welldeveloped fibrous root system and large biomass. Phytoremediation potential of some heavy metals by water. The electrically enhanced phytoremediation using aluminum sheet electrodes showed better and effective removal of cd, pb and cu than aluminum rod electrodes. The phytoremediation potential of water hyacinth plant eichhornia crassipes was investigated on some metals. Removal of cadmium and zinc by water hyacinth, eichhornia. Currently, phytoremediation is an effective and affordable technological solution used to extract or remove inactive metals and metal pollutants from. Eichhornia crassipes can be used to serve as a phytoremediation plant in the cleaning up of zn, cd, cu and cr from industrial wastewater. Physiological responses of water hyacinth, eichhornia.
Treatment of textile effluents with pistia stratiotes. Phytoremediation of cyanide containing steel industrial wastewater by eichhornia crassipes. The potential of water hyacinth eichhornia crassipes. The plant is then harvested and disposed of and the site replanted until heavy metals in the. In this experiment, the eichhornia crassipes, an able phytoremediator exhibited efficient and fast removal of heavy metals from synthetic solution in electro assisted phytoremediation system. Bulletin of environmental contamination and toxicology, 30, 170177. Poonam bathla department of applied science, first year engineering vidyalankar institute of technology, mumbai37 abstract.
Solms, to cadmium and its phytoremediation potential. These methods are efficient, ecofriendly and economic. Phytoremediation of heavy metal polluted soils and water. Pdf removal of heavy metal ions from landfill leachate. The plant protein binds heavy metals and removes them so that plant toxicity does not occur. Pdf phytoremediation of heavy metals by eichhornia. The current remediation technique of heavy metal from contaminated soilwater are expensive, time consuming and environmentally destructive. Several aquatic species have been identified and tested for the phytoremediation of heavy metals from the polluted water. Water hyacinth eichhornia crassipes an efficient and. The paper presents the results of the treatment of landfill leachate by applying the method of phytoremediation using hyacinth eichhornia crassipes. Potential of duckweed lemna minor for the phytoremediation.
Phytoremediation with this plant represents an efficient and economical technology for the treatment of water contaminated with nutrients, heavy metals and large contents of organic matter, since it does not require sophisticated infrastructure. Phytoremediation of cyanide containing steel industrial. The physiological responses of water hyacinth eichhornia crassipes mart. Phytoremediation potential of some heavy metals by water hyacinth. Four mechanisms are involved in phytoremediation of organic pollutants. Plants can be used as cheap phytoremedients in comparison to conventional technologies. Phytoremediation of metals contaminated distillery effluent using water hyacinth eichhornia crassipes dr.
Eichhornia crassipes was identified in contaminated waters outside the town of mosquera, cundinamarca. The use of water plants in biomonitoring and phytoremediation of waters polluted with heavy metals. Phytoremediation is a cost effective cleanup technique that uses plants as remediators of pollutants pilonsmits and freeman, 2006. For this purpose, two macrophytes pistia stratiotes, eichhornia crassipes, and an alga oedogonium sp. Phytoremediation of heavy metal polluted soil and water in. Phytoremediation of industrial mines wastewater using water. Eichhornia crassipes is an abundant floating aquatic weed that has great potential for cadmium. Roots of eichhornia crassipes proved better accumulator of the metals than leaves. To compile information on state of theart water treatment processes and.
Abstract phytoremediation is defined as the use of plants and their associated microorganisms to remove harmless. The phytoaccumulation of heavy metals, cd and zn, by water hyacinth e. Jan 02, 2017 removal of heavy metals from aqueous solution by water hyacinth eichhornia crassipes j water srtaqua. Phytoremediation of metals contaminated distillery. So, in our study we tried to enhance the phytoremediation capacity of eichhornia crassipes to treat heavy metals by using electric current. Bulletin of environmental contamination and toxicology, 1983, 30. May, 2019 eichhornia crassipes is well known as an invasive aquatic plant. Mishra and tripathi compared the phytoremediation potential of three aquatic macrophytes and concluded that eichhornia crassipes was more efficient in removal of heavy metals fe, zn, cu, cr, and cd followed by pistia stratiotes and spirodela polyrrhiza. The results of landfill leachate phytoremediation using eichhornia crassipes will be presented in the paper. Phytoremediation of heavy metals by eichhornia crassipes. Phytoremediation of industrial mines wastewater using. 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 laboratory conditions. Eichhornia crassipes can easily adapt to several aquatic conditions and perform an important role in extracting and accumulating many metals from water. Parsonsb a environmental science and engineering ph.
Pdf the phytoremediation potential of water hyacinth plant eichhornia crassipes was investigated on some metals. Introduction water pollution is a major global problem and it is leading worldwide cause. Perspectives of phytoremediation using water hyacinth for removal of heavy metals, organic and inorganic pollutants in wastewater. Effect of arbuscular mycorrhizal fungi on the cadmium. Phytoremediation of textile waste water using potential. A passive phytoremediation study was carried out between april, 2007 and march, 2008 at three sampling stations. The study was conducted by using water hyacinth weeds eichhornia crassipes which served as tool of phytoremediation. Therefore, bioremediation is one of the ways to remove. Chromium is one of the heavy metals used in industrial fields, i. Reduction in concentration of heavy metals in landfill leachate depends upon the duration of exposure to l.
Young plants of eichhornia crassipes were collected from kottooli wetland in kozhikode city. Phytoremediation for heavy metal environmental issues. Ibiye jetty, obele and idoluwo in ologe lagoon, lagos, nigeria to ascertain the extent of heavy metal pollution and the potential of water hyacinth eichhornia crassipes, mart. Review phytoremediation of heavy metals and study of the. The present study was focused on field research to examine the phytoremediation potential of naturally grown eichhornia crassipes in fly ash fa pond.
This study was carried out to investigate the ability of water hyacinth eichhornia crassipes mart. Results on removal of heavy metals zn, pb, fe, cu, and ni through phytoremediation of landfill leachate by lemna minor at different time periods of exposure are shown in figures 15. Phytoremediation, water hyacinth, crude oil, concentrations and physicochemical. Solms in crude oil polluted water 1ochekwu, edache bernard. Content and heavy metal zn, cd, pb were determined using atomic spectrum spectrometer aas.
Physiological responses of water hyacinth, eichhornia crassipes mart. Phytoremediation of heavy metals from industrial effluent. Phytoremediation for heavy metal removal plants, so called hyperaccumulators are usually used, they take up 100 times the concentration of metals over other plants. Eichhornia crassipes is well known as an invasive aquatic plant. Figures 2 and 3 show the location were eichhornia crassipes were found, at coordinates 4. Young plants of equal size were grown hydroponically and amended with 0, 0.
Interactive effects of temperature and heavy metal stress on the growth and some biochemical compounds in. The study was conducted with three concentration gradients of fe and cu at 10, 15, 20 mg l 1 and control no metal. The plant can also screen heavy metals and various other toxins from contaminated water. Eichhornia crassipes can be used to serve as a phytoremediation plant in the cleaning up of zn, cd, cu and cr. Phytoremediation potential of aquatic macrophyte, azolla. Phytoremediation of efficiency of metal by ficus microcarpa was evaluated through a real scale experiment. Maximum removal of metals was recorded on the 10th day of exposure. Application of floating aquatic plants in phytoremediation of heavy.
Heavy metal remediation with ficus microcarpa field scale experiment. Phytoremediation of iron fe and copper cu by water. Design, development, and evaluation of a laboratoryscale. But other heavy metals like copper and cadmium was removed prominently by typha latifolia. Phytoremediation of methylene blue and methyl orange using. Phytoremediation by aquatic macrophytes is a promising technology with higher efficiency and no energy consumption. Arbuscular mycorrhizal fungi amf shares a mutualistic symbiosis with the roots of eichhornia crassipes mart. The plants were grown for 7 days each in phytoremediation tanks containing a solution of 100 ppm concentration of either potassium k, sodium na, zinc zn, lead pb, iron fe, cadmium cd, magnesium mg, copper cu or calcium ca. Phytoremediation efficiency of eichhornia crassipes in fly. Phytoremediation of metals contaminated distillery effluent.
Eichhornia crassipes, heavy metals, lemna minor, pistia stratiotes. Dec 24, 2007 several aquatic species have been identified and tested for the phytoremediation of heavy metals from the polluted water. Water samples contaminated with heavy metals zn, cu and pb were subjected to phytoremediation method using water hyacinth e. Design and construction of an integrated phytoremediation and. Removal of some heavy metals from polluted water by water hyacinth eichhornia crassipes. Phytoremediation of industrial sewage sludge with eichhornia crassipes, salvinia molesta and pistia stratiotes in pilot scale batch fed free water flow constructed wetlands was done in order to assess the suitability of remediated sludge as fertilizer. Bioaccumulation, phytoremediation and kinetics of uptake of heavy metals copper and zinc by eichhornia crassipes introduction. Several methods already used to clean up the environment from these kinds of contaminants, but most of them are costly and difficult to get optimum results. Bioaccumulation and translocation of nine heavy metals by eichhornia crassipes in nile delta, egypt. Eichhornia crassipes also known as water hyacinth has gained significant attention as aquatic plant which has the ability to absorb pollutants from aquatic. Phytoremediation is the natural ability of certain plants to bioaccumulate, degrade, or render harmless contaminants in soils, water, or air.
Unlike organic compounds, metals cannot degrade, andtherefore effective cleanup requires their immobilization to reduce or remove toxicity. Water hyacinth eichhornia crassipes, water lettuce. Lead from titanium sponge industry effluent was removed prominently by eichhornia crassipes than the emergent plant typha latifolia. Bioaccumulation and translocation of nine heavy metals by. Perspectives of phytoremediation using water hyacinth for. Heavy metals can create stressful conditions to the plants and their growth becomes limited or impossible and this can influence the phytoremediation. The study was conducted with three concentration gradients of fe and cu at 10, 15, 20 mg l1 and control no metal.
Oct 15, 20 phytoremediation is the natural ability of certain plants to bioaccumulate, degrade, or render harmless contaminants in soils, water, or air. This study demonstrates the phytoremediation potential of water hyacinth eichhornia crassipes, for the removal of cadmium cd and zinc zn. Due to the high adsorption capacity of heavy metals, the plant is used as a phytoremediation agent. Bioaccumulation, phytoremediation and kinetics of uptake. Phytoremediation of ethion by water hyacinth eichhornia. Several species of plants, including radish and mustard, were genetically engineered to express a protein called metallothionein. The present study estimated the ability of four aquatic macrophytes eichhornia crassipes mart. The aim of the present investigation is to develop a suitable phytoremediation technology for the effective removal of toxic hexavalent chromium from mines wastewater. Madagwa, blessing department af plant science and biotechnology, faculty of science, university of port harcourt key words. The aim of the study was to focus on comparative phytoremediation. Changheavy metal phytoremediation by water hyacinth at constructed wetlands in taiwan. Pdf phytoremediation potential of some heavy metals by. Solms eichhornia crassipes is capable of absorbing cd from contaminated soil and water amf inoculation to eichhornia crassipes enhances cd absorption and immobilization.
Physicochemical properties of chloroform extract of water hyacinth eichhornia crassipes. Eichhornia crassipes and typha latifolia based constructed wetlands are the best options for treatment of the effluent. Eichhornia crassipes was tested for its ability to bioconcentrate 8 toxic metals ag, cd, cr, cu, hg, ni, pb, and zn commonly found in wastewater from industries. Heavy metals are removed from soil by moving up into plant roots, stems, and leaves. The use of water plants in biomonitoring and phytoremediation. As reported by several researchers, these heavy metals are taken up by the roots of the plant and translocated to the. Arsenic removal from waters by bioremediation with the aquatic plants water hyacinth eichhornia crassipes and lesser duckweed lemna minor. Request pdf phytoremediation of heavy metals by eichhornia crassipes eichhornia crassipes was tested for its ability to bioconcentrate 8 toxic metals ag. A water hyacinth species eichhornia crassipes was chosen to remediate the problem of cr vi pollution from wastewater. Removal of nitrogen and phosphorus from industrial wastewaters by phytoremediation using water hyacinth eichhornia crassipes mart. There are seven species of water hyacinththe best known being the common water hyacinth, eichhornia crassipes, which is a perennial free.
The present study was conducted to check the phytoremediation capability of two freefloating plants, i. It is also used very effectively in phytoremediation, particularly for the rhizofiltration of effluents contaminated by heavy metals. The whole setup was carried out in triplicate and the experiment lasted for 12 weeks. The roots of eichhornia crassipes naturally absorb pollutants, including lead, mercury, and strontium90, as well as some organic compounds believed to be carcinogenic, in concentrations 10,000 times that in the surrounding water. But heavy metals also become toxic at high concentrations kumolujhonson et al 2010. The leachate was sampled from the municipal landfill in novi sad, while the common water hyacinth. Eichhornia, commonly called water hyacinth, is a genus of aquatic flowering plants the family pontederiaceae. Toxicokinetic study of bioaccumulation of heavy metals cu in eichhornia crassipes exposed for 3, 6, 9, and 12 days. Bioaccumulation, phytoremediation and kinetics of uptake of heavy metals copper and zinc by eichhornia crassipes article pdf available january 20 with 852 reads how we measure reads. Review phytoremediation of heavy metals and study of the metal coordination by xray absorption spectroscopy jorge l. Heavy metals are among the most important sorts of contaminant in the environment.
Water hyacinth eichhornia crassipes has been used for phytoremediation of heavy metals at constructed wetlands. Pdf bioaccumulation, phytoremediation and kinetics of. Eichhornia crassipes was tested for its ability to bioconcentrate 8 toxic metals ag, cd, cr, cu, hg, ni, pb, and zn commonly found in. The physiological responses of water hyacinth eichhornia. The root biomass production of the species varied significantly from 3. During the study, removal efficiency of four heavy metals, chromium, cadmium, nickel and zinc, concentration trends of sulfate ions and. Contamination of water and soil with cadmium cd is a rising concern for human health and environment. Read phytoremediation of heavy metals by eichhornia crassipes, the environmentalist on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. May 30, 2019 titled phytoremediation of metals, the patent disclosed a method to remove metal ions from soil using plants.