Bioremediation is the potential, costeffective, and environmentalfriendly technique that uses several microbes in treatment of wastewater, soil, and sediments. Therefore, it was essential to add some cofactors to the effluent, which would enhance the process of dye decolorization. Reduce concentration of chromium in the effluent the objectives of this study to correlate chemical properties of polluted water discharged from tannery, viz. Bioremediation can occur on its own natural attenuation or intrinsic bioremediation or can be spurred on via the addition of fertilizers to increase the. Research article efficacy of microbes in bioremediation of tannery effluent 1 aneez mohamed, m.
Microbial bioremediation is an economic and ecofriendly process that uses naturally occurring microorganisms to degrade hazardous toxic chemical substances into less toxic or nontoxic substances. Abstract the bioremediation of chromate and tannic acid in synthetic tannery wastewater was studied in a batch culture system using free and immobilized spores and mycelia of a. Phytoremediation of chromium from tannery wastewater using. Hence, effluent after tanning processes contains higher concentration of heavy. The potential application of chlorella vulgaris for bioremediation of textile waste effluent we was investigated using 2 2 central composite design. Sujitha department of microbiology, annamalai university, annamalai nagar, chidambaram 608 002, tamil nadu, india abstract. Pdf microbial bioremediation of chromium in tannery. Bioremediation of tannery wastewater by aspergillus flavus. Bioremediation is the most potent management tool to control the environmental pollution and recover contaminated soil. The other aim was to study the treatment of raw tannery effluent. Department of microbiology, sai institute of paramedical and allied science, dehradun bdept. Environmental bioremediation of industrial effluent. Tannery effluent is known to contain large amount of dissolved salt such as nacl used in the preliminary preservation of hides and skin, which is known to be highly soluble and stable in nature, difficult to eliminate and toxic in nature, thereby being a burden to.
Bioremediation, contaminants, monitoring and saturation received 16 march 2011. Hence, this chapter focuses on the role of microbes in chromium remediation from tannery effluent. Isolation of fungus and bioremediation experiments the fungal strain was isolated from tannery sludge by dilution plating method mohamed et al. Optimization of chromium and tannic acid bioremediation by. A study on biosorption potential of aspergillus sp. Dear sirmam, i, my self research scholar in subject environmental sciences, g. Efficacy of microbes in bioremediation of tannery effluent 1 aneez mohamed, m. Abstract the present study deals with the survey of vegetation in and. Bioremediation of tannery wastewater request pdf researchgate. History of bioremediation 1972 first commercial application. Tanneries wastewater effluent is treated in many different ways. Hexavalent chromium is recognized as one of the most dangerous environmental pollutant due to its ability to cause mutations and cancer in humans. It creates serious threat to human and entire ecosystem.
Bioremediation of tannery wastewater by chromium resistant. The present research work has been carried out to analyze the physicochemical characteristics of tannery effluent and to reduce the load of bod and cod by the process of bioremediation using microorganisms. The isolates were used for the bioremediation of total soluble salt in the tannery effluent. Pdf bioremediation of total soluble salt of tannery effluent using. Bioremediation of total soluble salt of tannery effluent using. Pdf biodegradation of tannery effluent by using tannery effluent. The toxicity of metals occurs in humans due to environmental pollution or occupational exposure. In the present work the chromium remediation ability of bacillus subtilis, pseudomonas aeruginosa and saccharomyces cerevisiae in consortia and in their immobilized forms was studied and their efficiencies were compared. Biodegradation potential of bacterial isolates from tannery. Chromium is a heavy metal with large industrial application, such as in. Global consumption of textiles is currently around 28 to 30 million tonnes, with an expected growth of 3% per year. A chromium and tannic acid resistance fungal strain was isolated from tannery effluent, and identified as aspergillus niveus mcc 18 based on its rdna gene sequence. Physicochemical characteristics of the tannery wastewater before and after treatment with fusarium chlamydosporium the combined tannery effluent used in bioremediation studies was dark grayish in color with unpleasant smell. Dec 03, 2015 bioremediation is the use of biological organisms to destroy, or reduce the hazardous wastes on a contaminated site.
Phytoremediation potential of chromiumcontaining tannery. Tannery effluent is known to contain large amount of dissolved salt such as nacl used in the preliminary preservation of hides and skin, which is known to be highly soluble and stable in nature, difficult to eliminate and toxic in nature, thereby being a burden to the environment ecosystem and human health. A number of bioremediation strategies have been reported in the recent past showing their potential in the treatment of tannery effluent. The keyword combinations for the search were toxicity of heavy metals, tannery effluent, and biofilms, factors that affect microbial remediation, bioremediation, and mechanisms of microbial remediation. My research is based on leather tanning industry, in which main problem of pollutant, is chromate. The role of microbes in chromium bioremediation of tannery. Tannery effluent treatment plants, india in chennai and tamil naduindia, which was the basis for demonstration of unido regional projects, circumstances at the time of project mid 90s commencement were such that the tanning industry was under considerable pressure visavis effluent treatment. To select the yeast isolate with higher bioremediation potential out of. However, the effect of tannery effluent on soil is different and engineering behavior of soils are to be varied depending upon the chemical. There are situations in which an individual tannery applies all the belowdescribed wastewater treatment steps on site. Bioremediation of tannery wastewater by aspergillus niger. Significant p bioremediation of chromium v i from the tannery effluents katragadda sai priya1, kondate roja1, sakunthala priya. Introduction world demand for paper has grown rapidly and was around 56% per year. Biological cleaning systems have a variety of applications such as decontamination of contaminated areas.
The toxic effects were mostly reduced after treatment when. Introduction bioremediation is the use of microorganism metabolism to remove pollutants. Article phytoremediation of chromium from tannery wastewater using local plant species. The effect of free and immobilized cells of effluent tolerant bacteria isolated from the tannery effluents ofvaniyambadi to treat effluent water was studied. Among the physical chemical parameters analyzed tds, tss, bod and. Bioremediation of tannery effluent by cr and salttolerant bacterial. Chromium, a priority pollutant is well known for its mutagenicity, carcinogenicity and teratogenicity. Tannery effluents decolorization efficiency of bacterial isolates from. Bioremediation of tannery effluent using cyanobacterium r. Figure 22 illustrates the differences between the two. Bioremediation of tannery effluent using fresh water cyanobacterium oscillatoria annae with coir pith murali shankar. Abstracttwentysix native indian tree species that are used for the enhanced tree cover program of the forest department government of tamilnadu, india were screened for phytoremediation of tannery effluent contaminated soil containing high chromium content. College autonomous, tiruchy 23 article info abstract the present research work has been carried out to analyze the physicochemical characteristics of. See epas about pdf page to learn more leather tanning and finishing effluent guidelines final rule pdf pp, 1 mb, march 21, 1988, 53 fr 9176 supplemental final development document for effluent limitations guidelines and new source performance standards for the leather tanning and finishing point source category.
High level of conductivity may be due to the presence of inorganic substances and salts robinson and strokes, 1959. Introduction to treatment of tannery effluents 7 table 1. Biological treatment sy stems have various applications, such as cleanup of. While a number of new bioremediation methods are currently being used for sewage treatment of industrial waste water in sewage treatment plants stp and effluent treatment plants etp, these are very exclusive methods that depend on costly chemicals and heavy inputs of energy.
Pdf bioremediation of toxic heavy metal chromium in. P 1883 international journal of environmental sciences volume 3 no. Physiochemical and microbiological analysis of ganga water at kanpur with special reference to bioremediation shruti agrawala, arun bhattb, sumit kumar raic, pavan kumar agrawalc a. Bioremediation potential of a combination of cow dung and a microbial consortium pseudomonas aeruginosa, penicillium chrysogenum and aspergillus niger in soil contaminated with tannery effluent, was investigated in the laboratory. The mic minimum inhibitory concentration of the isolate against chromium and tannic acid was found to be 200 ppm and 5% respectively. Bioremediation is one of the recent technological advancements for treating heavy metals containing industrial wastes. The high values of ph, ec, cod, color, tss and total dissolved solids tds were recorded in the effluent table 1. Before the tannery effluent treatment, physicochemical parameters such as temperature, ph.
Microbial bioremediation of industrial effluents sciencedirect. Characterization of chromium bioremediation by stenotrophomonas maltophilia srs 05 isolated from tannery effluent. Depuration of tannery effluent by phytoremediation and infiltration. Hindu college, nagercoil, tamil nadu, india key words. You may need a pdf reader to view some of the files on this page. The bioremediation of tannery effluent was carried out using the isolated organisms. Bioremediation of tannery effluent by aquatic macrophytes. This waste water when discharged into water course will affect biodegradation of nutrient rich tannery effluent using cell suspension of pseudomonas putida s. Before the tannery effluent treatment, physicochemical parameters such as temperature, ph, colour. Microbial bioremediation of chromium in tannery effluent.
Bioremediation of the textile waste effluent by chlorella. Heavy metals are nonbiodegradable, bioaccumulate in tissues and are biomagnified along with the trophic levels. An alternative approach on bioremediation of heavy metals in tannery effluents waste using streptomyces sp. In other situations an individual tannery may apply on site only pretreatment or a part pretreatment or no treatment at all, sending the effluent to a.
Biodegradation potential of bacterial isolates from tannery effluent with special reference to hexavalent chromium sankar narayan sinha, mrinal biswas, dipak paul, saidur rahaman department of botany, university of kalyani, kalyani, west bengal, 741235, india, email. S, tds and assessment of tannery wastewater in the different tanning processes viz. Control of pharmaceutical effluent parameters through. Tannery effluent is known to contain large amount of dissolved salt such as nacl used in the preliminary preservation of hides and skin, which is known to be highly soluble and stable in nature. Leather tanning and finishing effluent guidelines documents. Bioremediation of toxic heavy metal chromium in tannery effluent using bacteria m. Choudhary2 1 international institute for environmental management and research, a7 in toran garden, a. Chromium is the most toxic and common among the heavy metal pollutants of industrial effluents. Vidali encyclopedia of life support systems eolss recent years has led to international efforts to remedy many of these sites, either as a response to the risk of adverse health or environmental effects caused by contamination or to enable the site to be redeveloped for use.
Sujitha chromium, a priority pollutant is well known for its mutagenicity, carcinogenicity and teratogenicity in. Request pdf bioremediation of tannery wastewater tannery effluent is a serious environmental threat due to its high chemical levels which include salinity. Apart from chromium, metals such as aluminum, titanium, iron, and zirconium are widely used for various end applications. Physiochemical characteristics of tannery effluents before and after treatment with oscillatoria annae and coir pith on. Tannery polluted soil, bioindicators, phytoremediation. After exposure to fungal treatment, the effluent exhibited 3 introduction. Toxicity and bioremediation of heavy metals contaminated. Biosorption of lead, chromium and cadmium in tannery effluent. Bioremediation can be grouped into two broad types. Biological treatment of wastewater is more favorable and cost effective as compared to other physiochemical methods. Bioremediation of toxic heavy metal chromium in tannery effluent using bacteria. Chromium removal from tannery effluent contaminated soil. Leather industry utilizes almost 90% of chromiumbased tanning agent for converting raw skinshides into leather.
In the present work the chromium remediation ability of bacillus subtilis, pseudomonas aeruginosa and saccharomyces cerevisiae in consortia and in their immobilized forms was. Deaden the use of microorganisms or condense the concentration of hazardous waste contaminated plant is called biodegradation. The discharge of tannery effluent, municipal sewage, farm and urban. The term phytoremediation phyto plant and remediation correct evil is relatively new. Bioremediation techniques are more economical than traditional methods and pollutants can be treated on site, thus reducing exposure risks for personnel.
Bioremediation of chromium in tannery effluent by microbial consortia chromium is the most toxic and common among the heavy metal pollutants of industrial effluents. When compared to standard practices, effluent volumes generated by bioremediation are substantially smaller reducing the problem of sludge disposal. Effective bioremediation and toxicity assessment of tannery. Pdf bioremediation of total soluble salt of tannery. Bioremediationwaste water treatment omics international. Tanning industries worldwide generate approximately 40 million of waste containing chromium cr. Apr 20, 2017 biological treatment of wastewater is more favorable and cost effective as compared to other physiochemical methods. Bioremediation an ecofriendly tool for effluent treatment. Bioremediation of total soluble salt of tannery effluent. Bioremediation of hexavalent chromium and tannic acid in. For bioremediation studies, the fungal inoculum was prepared in the form of pellets. The microalgae biomass production from textile waste effluent is a possible solution for the environmental impact generated by the effluent discharge into water sources. Due to intensive agriculture, rapid industrialization and anthropogenic activities have caused environmental pollution, land degradation and increased pressure on the natural resources and contributing to their adulteration.
Out of 26 tree species tested, 10 timberyielding tree species were selected for further phytoremediation monitoring. Bioremediation is the use of biological organisms to destroy, or reduce the hazardous wastes on a contaminated site. Bioremediation of toxic heavy metal chromium in tannery. Read bioremediation of tannery wastewater by chromium resistant novel fungal consortium, ecological engineering on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Addition of glucose as a carbon source in the tannery effluent encouraged the growth of a. An example of average total pollution load concentration in combined raw effluent, conventional process, water consumption. Optimization of physiochemical parameters for biosorption of chromium and tannic. Bioremediation of tannery effluent using fresh water. Sugar mill effluent pollution physicochemical characteristics and bioremediation introduction most important effluent discharging industries are environmental pollution has been recognized as one distilleries, fertilizer units, electroplating plants, tannery of the major problems of the modern world. This technology did not live up to its initial promise. Bioremediation, tannery wastewater, citrobacter, cod, toxicity removal, artemia. It emphasize on sustainable wastewater treatment worldwide. College autonomous, tiruchy 23 article info abstract the present research work has been carried out to analyze the physico. Utilizing aspergillus niger for bioremediation of tannery.
Sujitha department of microbiology, annamalai university, annamalai nagar, chidambaram608 002, tamil nadu, india abstract. Flame atomic absorption spectroscopy and diphenyl carbazide method was used to. The bioremediation of tannery effluent was carried out using the isolated. Tanneries generate wastewater with high concentrations of suspended solids, bod, cod and tannins including chromium nandy et al.
Therefore in the present investigation, out of 23 fungi isolated from tannery effluent, 4 aspergillus species namely a terreus. An example of mass balance in leather processing table 2. Tannery effluent treatment by yeast species isolates from. Pdf an alternative approach on bioremediation of heavy. Sun oil pipeline spill in ambler, pennsylvania 1970s continuing bioremediation projects by richard raymond of sun oil mid1980s emphasis on bioengineering organisms for bioremediation. Industrial tannery wastewater is a major source of heavy metal contamination in our environment. Bioremediation of tannery effluent by cr and salttolerant bacterial strains. Bioremediation of paper and pulp industrial effluent using. College autonomous, tiruchy 23 article info abstract. Heavy metal pollution is a serious concern due to hazardous impacts at even very small concentrations.
Bioremediation of soil contaminated with tannery effluent by. According to kataria and jain 1995, high electrical conductivity level may be due to high. Bioremediaton of tannery effluent using lyngbya sp. Bioremediation, effluent, pollution, physiochemical parameters, pseudomonas, bacillus. Yoganandam 3 1 pg and research department of plant biology and plant biotechnology, presidency college, chennai 05 india. An external file that holds a picture, illustration, etc. Intrinsic bioremediation manages the innate capabilities of naturally occurring microbial communities to degrade environmental pollutants without taking any engineering steps to enhance the process. A1, arvind sivasubramanian2 and meenakshi sundaram muthuraman1 1department of biotechnology, school of chemical and biotechnology, sastra university, thanjavur6 401, tamilnadu, india. Evaluation and characterization of tannery wastewater. Efficacy of microbes in bioremediation of tannery effluent. Manoj department of biology, gandhigram rural institute deemed university gandhigram 624 302, t. This implies that, the dye house effluent as such under the prevailing conditions could not be decolorized efficiently. Phytoremediation, which is an emerging technology for cleaning up contaminated sites, is cost effective and has aesthetic advantages and long term applicability. Treatment of tannery wastewater gate information service gtz, po box 5180.
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