The longterm implication of green plant technology in removing or sequestering environmental. Phytoremediation potential of some heavy metals by water. Textile waste water treatment by using phytoremediation priyanka s. Phytoremediation of tapioca wastewater using water hyacinth plant eichhornia crassipes y. However, the idea of exploring the phytoremediation potential of. Other than, it has wide acceptance in phytoremediation and it is considered as a good agent for bioaccumulation of heavy metals. Phytoremediation of tapioca wastewater using water. The aim of the present investigation is to develop a suitable phytoremediation technology for the effective removal of toxic hexavalent chromium from mines wastewater. Phytoremediation process, water hyacinth, sewage treatment. This initiated studies on phytoremediation using aquatic plants.
Experiments for the comparative assessment of phytoremediation feasibility of water caltrop trapa natans l. When using this guide to identify resource information on phytoremediation technologies, you may wish to take the following steps. One of the methods of overcoming this problem is the use of plants, and the method is called. 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. According to the international phytotechnology society website, phytotechnology is defined as the science of using plants to solve environmental problems such as pollution, reforestation, biofuels, and landfilling. Abstractthe wastewater at sukinda chromite mines scm area of orissa india showed high levels of toxic hexavalent chromium cr vi. Vetiver grass can be grown as floating in water without the soil media hydroponic way. Soil contamination by various inorganic and organic compounds has been a worldwide concern, and phytoremediation has benn received increasing attention for. Phytoremediation of copper and cadmium from water using water hyacinth. Phytoremediation may be applied to polluted soil or static water environment.
Design, development, and evaluation of a laboratoryscale. In order to identify plants that can enhance the remediation of crude oil. Nowadays many technologies are using for treatment of environmental pollutions and phytoremediation as a green technology is going on to convert to one of the main ecofriendly. Phytoremediation is costeffective, environmentfriendly, and has gained rising appreciation. Plants were collected from local area of jamshedpur, india. Although the process is efficient, it consumes more time and requires higher land area.
Using artificial wetlands for cleaning water natures way in summary, these manmade wetland floating islands clean contaminants and organic compounds in the water using natural processes. Textile waste water treatment by using phytoremediation. Phytoremediation techniques in wastewater treatment. Role of aquatic plant species in cleaning water bodies was also explored. Phytoremediation of metals using the water hyacinth plant has been ongoing for over four decades wolverton 1975 7.
The phytoremediation potential of water hyacinth, eichhornia crassipes mart. Solms, was examined in two independent studies under nitrogen n rates of 0, 40, 80, 100, 150, 200, and 300 ppm. Modeling phytoremediation of nitrogenpolluted water using. Using water hyacinth for large scale phytoremediation to control eutrophication implies that the population of water hyacinth regardless of whether naturally present or introduced needs to be controlled at a given location. This study was carried out to investigate the ability of water hyacinth eichhornia crassipes mart. Pdf phytoremediation efficiencies of water hyacinth in. Biological remediation of hazardous pollutants using water. In an attempt to improve the quality of effluents discharged from waste stabilization ponds at the university of dar es salaam, a pilot plant was constructed to experiment the effectiveness of this plants for transformation and removal of nitrogen.
Control by using the water hyacinth is not a specific control method, but an additional benefit from controlling water hyacinth invasions. This study aimed to demonstrate some factors controlling the phytoremediation efficiency of live floating plant, water hyacinth eichhornia crassipes, towards the effluents contaminated with 7 cs andor 60 co. Phytoremediation efficiencies of water hyacinth in. From march, 2008 training on good quality compost making from water hyacinth in a cost. Under a mandate of national environmental laws, the agency strives to formulate and implement actions leading to a compatible balance between human. Turn to the phytoremediation resource matrix located on pages ix through xxii of this guide. Water hyacinth eicchornia crassipes is a noxious weed that is renowned worldwide for the immediate havoc that it wreaks on waterways, dams, irrigation schemes and water supply intake points. Water hyacinth for phytoremediation of radioactive waste. While the benefits of using phytoremediation to restore balance to a stressed environment seem to far outweigh the cost, the largest barrier to the advancement of phytoremediation could be the public opposition. Wastewater from chromiumcontaminated mines exhibit potential threats for biotic community in the vicinity. A water hyacinth species eichhornia crassipes was chosen to remediate the problem of cr vi pollution from waste water. Cesium has unknown vital biological role for plant while cobalt is.
Phytoremediation of copper and cadmium from water using water. Phytoremediation of iron fe and copper cu by water. These plants are commonly found throughout poland and constitute an essential component of wetlands dordio and carvalho 20. This chapter provides a look into new developments in research and practical applications of phytoremediation by using aquatic macrophytes. Nowadays the focus is to look for a sustainable approach in developing wastewater treatment capability. It has been recognized as very useful in domestic wastewater treatment also dinges. Plant size ranges from a few inches to a metre in height. A modified hoagland solution was added to ponds containing water hyacinths which were rated and measured weekly for 4 weeks. Phytoremediation, a subcategory of phytotechnology, uses plants to absorb pollutants from soils or from water. The phytoremediation potential of water hyacinth plant eichhornia crassipes was investigated on some metals. Removal of heavy metals from aqueous solution by water hyacinth. Pdf phytoremediation download full pdf book download. Later, scientific community realized that water is a basic necessity for sustaining life on earth and quality of which is getting deteriorated day by day. A water hyacinth species eichhornia crassipes was chosen to remediate the problem of cr vi pollution.
Materials and methods plant materials the study was conducted by using water hyacinth weeds eichhornia crassipes which served as tool of phytoremediation. It is a high water consumer plant, and has a horrible dense mats of floating green blocks. The biofilm and microbes that colonize on the island matrix and phytoremediation plants improve water quality naturally without the need for additional. Extending the geographic reach of the water hyacinth plant. Phytoremediation, water hyacinth, crude oil, concentrations and physicochemical abstract. Removal of heavy metals from aqueous solution by water hyacinth eichhornia. Pdf phytoremediation of industrial mines wastewater using water. The existing water treatment system of the industry was found to be ineffective both in performance and economy.
A water hyacinth species eichhornia crassipes was chosen to remediate the problem of cr vi pollution from wastewater. Moreover it covers the water column and submerged plants from sunlight. The objective of this study was to elucidate the possible phytoremediation of liquid waste of. 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. Phytoremediation of wastewater toxicity using water. This chapter focuses on two case studies on phytoremediation conducted in lake dianchi and lake taihu. Also, the assessment of water purity is often based on the environmental characteristics of macrophyte populations. The hyacinths accounted for 6085% of the n removed from solution. So, the use of water hyacinth in phytoremediation technology should be considered carefully. The pollution of crude oil contaminated water has been a major problem in oil producing communities and the use of plant to clean such water bodies has been on investigation.
Environmental pollution is a major cause of concern. The second phase to determine the factors that affect operating conditions using the taguchi method. Treatment of water using water hyacinth, water lettuce and. Phytoremediation of industrial mines wastewater using water hyacinth. The study was conducted with three concentration gradients of fe and cu at 10, 15, 20 mg l1 and control no metal. Phytoremediation is based on the capability of plants to remove hazardous contaminants present in the environment. More than 400 plant species have been known that are having the ability to remediate soil and water. Veteran, malang 65145, indonesia corresponding author. Water hyacinth eichhornia crassipes is a fast growing, freefloating aquatic weed. You asked for more info on phytoremediation, so i attached a paper that describes how it.
Phytoremediation of textile process effluent by the use of water hyacinth is effective and efficient for the reduction of cod and metals present in the effluent. Phytoremediation is considered to be a possible method for the removal of pollutants present in wastewater and recognized as a. It was observed for the presence of 2040 mgkg of cd and 9650 mgkg of zn accumulated in the roots of water hyacinth. Water samples contaminated with heavy metals zn, cu and pb were subjected to phytoremediation method using water hyacinth e.
Water hyacinth eichhornia crassipes has been used for environmentally sustainable phytoremediation of water, though its use has been geographically restricted. The study was conducted by using water hyacinth weeds eichhornia crassipes which served as tool of phytoremediation. Water hyacinth control and possible uses introduction water hyacinth eichhornia crassipes water hyacinth is an aquatic plant which can live and reproduce floating freely on the surface of fresh waters or can be anchored in mud. The development of ecofriendly and efficient technologies for treating wastewater is one of the attractive research area. Water hyacinth, any aquatic plant of the genus eichhornia of the pickerelweed family pontederiaceae, consisting of about five species, native primarily to tropical america. Phytoremediation is considered to be a possible method for the removal of pollutants present in wastewater and recognized as a better green remediation technology. Phytoremediation of ethion by water hyacinth eichhornia. In the present study, a new system of treatment has been developed using water hyacinth eichornia crassipes, coagulation by lime and alum, followed by rapid sand filtration. Phytoremediation using aquatic macrophytes springerlink. Pdf wastewater treatment by phytoremediation methods. This matrix lists all abstracted resources alphabetically by. Water hyacinth is almost ideal for bioenergy production it is an abundantly available perennial noncrop plant with high cellulose content and grows rapidly.
A new technology, sewage purification by water hyacinth eichhornia crassipes, is a feasible solution. In order to identify plants that can enhance the remediation. Water hyacinth eichhornia crassipes has a great potential for purification of wastewater through physical, chemical and biological mechanisms. Nitrogen phytoremediation by water hyacinth eichhornia. The whole setup was carried out in triplicate and the experiment lasted for 12 weeks. Many researchers have used water hyacinth, water lettuce and vetiver grass for the removal of water contaminants but their treatment capabilities depend on different factors like climate, contaminants of different concentrations, temperature, etc. Hence the effects of its presence in water and soil as well as the potential solutions. Site test of phytoremediation of an open pond contaminated with. There are five basic types of phytoremediation techniques. The aim of the present investigation is to develop a suitable phytoremediation technology for the effective removal of toxic hexavalent. Phytoremediation of industrial mines wastewater using. Form 23rd august, 07 end of november simple trial trial by using compost on vegetables. Water plants used for phytoremediation aquatic plants macrophytes are often used in phytoremediation. The contaminants are digested, metabolized, and transformed into humus and inert byproducts, such as carbon dioxide, water, and salts.
Phytoremediation is the ability of plants to concentrate elements and compounds from the contaminated soils and water bodies and to metabolize molecules in their tissues appears very promising method for removal of pollutants from the soil and water gurbisu and alkorta, 2003. Water hyacinth causes numerous negative effects on aquatic ecosystems. Phytoremediation to clean the water instead of chemicals. Microorganisms consume contaminants in soils, ground and surface waters, and air. Because of the overmining and industrial effluents, soil and water are being extensively contaminated. On contrary, water hyacinth is considered a candidate plant for tremendous advantages in economical industries and contaminated water treatment. Phytoremediation is the name given to a set of technologies that use different plants as a containment, destruction, or an extraction technique. Abstractphytoremediation is an emerging and ecofriendly green engineering technology that utilizes the natural properties of plants to remediate contaminated soils, water and sediments. The study involved the preparation of the heavy metals solutions in different concentrations their ph values supplemented into eight 40l plastic. Perspectives of phytoremediation using water hyacinth for. This paper studied the suitability and efficacy of water.
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