Heavy Metals

Order of the National Green Tribunal regarding pollution of Godavari river, Telangana, 29/05/2025

Order of the National Green Tribunal in the matter of News Item titled "Telangana: Deepening pollution crisis in Godawari threatens lives livelihoods appearing in the Telangana Today dated 13.05.2025" dated 29/05/2025. The application was registered suo-motu on the basis of the news item titled Telangana: Deepening pollution crisis in Godawari …

Purification of chromate reductase and their bioremediation potential

Cr (VI) (Chromate) is a toxic, soluble environmental contaminant. Bacteria can reduce chromate to the insoluble and less toxic Cr (III), and thus chromate bioremediation is of interest.

Physico-chemical analysis of Pochampad Dam back water of Godavari river on Maharashtra and Andhra Pradesh border

Water samples were collected from different places in Godavari River located at Sangam point in Maharashtra and Basar point in Andhra Pradesh. The results obtained are compared with drinking water standard (BIS-10500). The results obtained envisaged that pH value of drinking water samples were slightly neutral but the maximum pH …

The industry s being conceited

J S Thakur, assistant professor, department of community medicine, pgimer, Chandigarh , is one of the authors of the study,

Report on the pollution in Bandi river by textile industries

Centre for Science and Environment (CSE) released its first study in May 2006 on heavy metal contamination in the Bandi basin due to textile dyeing and printing industries in Pali city. This research was initiated in November 2005 on the request of Sri Kisan Paryavaran Sangarsh Samiti, a farmers group …

Criminal charges against Coke plant in Kerala

The Kerala government has initiated the process of filing criminal charges against Coca-Cola for water pollution. The Kerala State Pollution Control Board issued a notice in the first week of October to the soft drinks major's Indian unit, Hindustan Coca-Cola Beverages, in this regard. The board has charged Hindustan Coca-Cola …

Domestic wastewater as fish food

treated domestic wastewater helps production of carp fish. The nutrients in the sewage are used to develop fish food organisms. Fish food is generally grown in fresh water and the joint research by scientists from Bhubaneswar and Kolkata says that using sewage will help save freshwater. The treated sewage makes …

Pros and cons of using wastewater for irrigation

reuse of wastewater for irrigation is touted as an environmentally sound practice. But little is known about its long-term effects. A recent study from Jordan says that the frequent use of treated wastewater can affect plant growth and crop yield. Researchers say the use of wastewater has to be continuously …

Heavy metal intrusion into soil and water near a textile mill

The textile mill, run by the Assam Polyster Co-operative Society Limited (APOL) is situated at Rangia, Kamrup district of Assam and has an installed capacity of 8000 m cloth production per day from viscose, polyester and acrylic fibers. The mill releases its effluents into the agricultural land in the western …

Impact of urban particulate pollution load on accumulation of heavy metals in Triticum aestivum L. Plants

Air quality deterioration, especially in urban areas of developing countries, is one of the most alerting problems of modern civilization. Present investigation shows the impact of atmospheric deposition on accumulation and translocation of heavy metals in different parts of wheat plants. Results depicted that metal accumulation was higher at sites …

Effect of bioformulation in reclamation of crude oil contaminated soil and determination of metal contents in plants

Crude oil is of organic origin and is an extremely complex structure of hydrocarbons. Besides carbon, hydrogen, nitrogen and sulphur many other elements are present in crude oil. In oil fields, during drilling, gathering, transporting or in some other operations, some quantity of the crude oil gets spilled over the …

Post Katrina, arsenic contamination haunts New Orleans

Even after two years, hurricane Katrina still haunts people in us's port city New Orleans in Louisiana state. Floods that came in the wake of the hurricane have left the soil in the city's schools contaminated with layers of arsenic. A recent report by the advocacy group Natural Resources Defense …

E waste posing health risks for workers in scrapyards

Computers are not designed for recycling. It's not surprising, therefore, that in Europe and the us, a computer is thrown away every two years. And there are thousands of other electronic gadgets. 20-50 million tonnes of e-waste is generated annually worldwide. A lot of these castoffs are now finding their …

Newspaper pulp to treat zinc

could the old newspapers piling up in the storeroom help treat waste water? Experiments have shown how newspapers can be used to remove heavy metals from industrial waste water. A study at the National Metallurgical Laboratory in Jamshedpur and Pune's National Chemical Laboratory tested the cellulose in the pulp used …

Adulterated milk floods Maharashtra

contaminated milk continues to be sold in Maharashtra despite crack-down measures taken by authorities. The Maharashtra Food and Drug Administration (fda), had, in a study, found that 20 per cent of the milk is adulterated. Though the study prompted immediate action and licences of 21 dairies to be suspended, yet, …

Flyash factfile

Flyash is fine particulate ash resulting from the combustion of coal It contains silicon dioxide, aluminium oxide, iron oxide, heavy metals and traces of radioactive materials If flyash is not disposed off properly

EU agrees on cleaner rivers, lakes

back in 2000, there was a strategy (the Water Framework Directive, wfd) to deal with chemical pollution in water. Now, in 2007, steps are being taken to establish overall environmental quality standards (eqs) to protect rivers and lakes. On June 28, the Luxembourg meeting of the council of the European …

Biomapping of seasonal trend of trace metals at petrol pump and bus station on Kumaon Hills

Rise in population, urbanization, tourist activity and expansion of the Kumaon region has resulted in the considerable increase of vehicular traffic. This problem particularly manifests itself around the petrol pump and bus station.

Distribution and relationship of AB-DTPA extractable heavy metals in soils of Chattha, Jammu

Preliminary study on the ammonium-biocarbonate di-ethylene-triamine penta acetic acid extractable heavy metals and their relationship with different soil properties were observed in twenty-one surface samples of newly established location of S.K. University of Agricultural Sciences and Technology of Jammu, at Chattha.

Heavy metals polluting Kolkata`s groundwater

heavy metals are seeping into Kolkata's groundwater from Dhapa, its waste dumping ground on the eastern fringe of the city. A study has found traces of chromium, zinc, cadmium and copper in areas around Dhapa. Copper and cadmium above permissible limits was also recorded. Under pressure are the East Calcutta …

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