Order of the National Green Tribunal in the matter of News Item titled "2 killed in blast at illegal cracker unit in Thanjavur appearing in The Hindu dated 19.05.2025". The application is registered suo-motu on the basis of the news item titled 2 killed in blast at illegal cracker unit …
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.
Disposal of untreated wastes into land and water bodies from tanneries results in air and water pollution as well as emission of greenhouse gases like methane and carbon dioxide. The atmospheric concentration of methane is increasing at the rate of 1% per year and has more than doubled over the …
conventional leather production consumes high levels of energy and a number of chemicals. The process releases toxic substances. Scientists from Tamil Nadu have developed an enzyme-based technology which minimises all these. The Central Leather Research Institute (clri) in Chennai says it has evolved a process which cuts down use and …
Until a decade ago, Kim Li Loi, Canton and Hot Wok, restaurants in the Chinatown locality of eastern Kolkata's Tangra district, collectively served as a tannery among scores of others run by Chinese immigrants. But a December 19, 1996, Supreme Court order directed these and other inner city tanners from …
The 400 years old city of Hyderabad is an industrially developed city surrounded by many industrial estates which continually discharge large amounts of wastewaters into the nearby receiving water bodies. The present paper aims to study the impact of the pollution characteristics of such industrial discharges on their receiving water …
leather has always been in vogue. This time round, it will be eco-friendly leather that will dominate the markets if the two final-year students of the Government College of Engineering and Leather Technology, Kolkata, get a patent for their product
early Tamil Muslim tannery owners, settling on a piece of land by the Mahim river in Mumbai, called it Dharavi. It is Tamil for loose mud. Early January this year, at the Pravasi Diwas at Hyderabad, non-resident Indian businessmen were upbeat over the opportunity in this loose mud. The refashioning …
a group of scientists at the Chennai-based Central Leather Research Institute (clri) has developed two cost-effective and eco-friendly techniques to remove chromium from the effluents discharged by tanning units. The metal exists in its highly carcinogenic hexavalent form (chromium vi) in the effluent. Currently, chemical precipitation methods are used to …
This article analyses the implementation of the Ganga Action Plan and the various reasons for its failure in the highly polluted villages of Jajmau, clustered near Kanpur city.
farmers in Erode district of Tamil Nadu (tn) have strongly protested against effluents from tannery industries polluting the Kalingarayan canal, a subsidiary of the river Bhavani. The 91-kilometre Kalingarayan canal has nearly 44 tannery industries and 532 dyeing units near it. Coloured effluents from these units have affected the biota …
Tannery waste is one of the most complex and putrescible organic industrial wastes causing huge amount of water pollution. Through the excessive organic load present in tannery wastes the oxygen content of the waters is depleted, which leads to the death of fish and other aquatic animals. In India, Tamil …
Over the last two decades, the leather industry has seen a movement away from traditional methods, including the use of organic compounds, to a greater dependence on chemicals from inorganic sources. Mostly done to reduce time of tanning and improve quality, these changes have a health price for users. Leather …
Colours are inescapably embedded in everyday life. So it’s critical to know, and to regulate, the way they operate. Having said that, it’s not easy to recognise the problems associated with their use. Adulteration in food colours, or allergic reactions to elements in fabric apart, consumers are unaware of problems …
One of the industries that cause pollution of considerable magnitude in Tiruchirapalli district is tannery. Sembattu, the study area known for its location of the airport in the district is a fast developing urban site. Number of tanneries located in the area whose effluents often left untreated affect the land …
Effluent samples were collected from a tannery in Ambur, near North Arcot Dist, Tamil Nadu, India. The physico-chemical parameters of the effluent viz, colour, odour, pH, Electrical conductivity, TSS, TDS, BOD, COD, total hardness, calcium hardness, magnesium hardness, chloride, sulphate and total chromium were determined. The results revealed that almost …
The much-hyped sewage treatment plants (stps) installed in Kanpur, Uttar Pradesh, under the Ganga Action Plan (gap) are proving to be ineffective. A report released in October states that the irrigation water supplied from these stps to villages located in the area is contaminated with toxic heavy metals. What’s more, …
Even as the cow-slaughter issue threatens to snowball into a major controversy, scientists at the Chennai-based Central Leather Research Institute (clri) have developed a novel method of preparing leather that obviates the need to kill cows. The technique involves transforming low-grade hides obtained from old and dead animals into high-quality …
