Lake Pollution

Order of the National Green Tribunal regarding the deplorable condition of a water tank, Golconda Fort, Hyderabad, Telangana, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item Titled "Neglected Katora Houz in Hyderabad’s Golconda Fort Cries for attention appearing in ‘The Siasat Daily’ dated 25 May 2025". The application was registered suo-motu based on the news item titled “Neglected Katora Houz in Hyderabad’s …

The changing face of India`s lakes

CHILIKA LAKE, Orissa: Remote-sensing studies indicate the area of Chilika has shrunk from 2,200 square kilometers originally to about 915 sq km now. The northern mouth of the brackish lake, reported to be India's largest inland lake, has been choked by heavy siltation. Nearly 200 sq km of the waterspread …

Panchayat reigns supreme

IN THE Vaddi villages of Kolleru, life is almost totally monitered and controlled by a Kula panchayat. The panchayat is headed by a pedda vaddi (sarpanch), who is assisted by a maximum of seven peddalu or peddas (members), depending upon the population. The kula panchayat enjoys total power and can …

A lake killed by sewage and silt

THE NEW legislation comes into effect too late to save Udhagamangalam's famed Boat Lake, which has become a dead water body because of the sewage and silt accumulated in it. Unaffected by laws and legislation, the town's ancient sewerage system, built over a century ago for 10,000 residents and now …

Pollution crackdown

MOST CITY dwellers are acutely aware of the growing problem of pollution. Now, action against this scourge seems to be heating up. Hyderabad's polluted Hussain Sagar lake may get a new lease of life with Rs 10 crore of Australian aid pumped in to clean it up. In Bombay, a …

Eutrophic gradient in the Dal lake, Kashmir

On the basis of hydrochemical and biological studies, a trophic gradient has been established between the inshore and the offshore areas of the Dal lake. The inshore areas receive large quantities of raw sewage and agricultural runoff as a result of which high nutrient concentration of water and the presence …

Heavy metal abundances in the Kandy lake—An environmental case study from Sri Lanka

The Kandy lake, situated in the heart of Sri Lanka's second largest city with a population of nearly 120,000, has been monitored to probe the extent of heavy metal pollution. Although the lake is a source of drinking water to the city, a large number of effluent canals drain into …

Chemistry of two freshwater lakes of Hyderabad, India-silicates

Two drinking water lakes of Hyderabad - Osman Sagar and Mir Alam, were studied for their chemistry for two years (1977-78). Mir Alam, the older of the two, showed higher silicate content. Dissolved component formed 91-27% of the total silicate content in these lakes. Osman Sagar showed higher percentage of …

Heavy metal pollution of the mid-canal of Kandy: an environmental case study from Sri Lanka

The mid-canal of Kandy, a 8-km effluent canal that runs through the city, collects massive quantities of domestic, municipal, and agricultural waste products. In this study, 37 samples from canal water and 13 from nearby drinking water wells were analyzed for their total Pb, Cd, V, Fe, and ferrous ion …

Macrobenthos of Lake Naini Tal (U.P., India) with particular reference to pollution

The important attributes of macrobenthic community structure viz., species composition and number, population density, biomass, and dominance and diversity indices were measured at different depths and discussed in relation to pollution of Lake Naini Tal. The zone below 7 m depth, where anoxic conditions prevailed for most part of the …

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