Bioremediation seems to be a good alternative to conventional clean-up technologies. Bioremediation has advantage over conventional physical and chemical methods such as precipitation, adsorption, electrodialysis and reverse osmosis. The aim of this work was to remove ammonia, nickel and hexavalent chromium from synthetic solutions by bioremediation technique.

Effects of industrial effluents on germination, growth, protein content and metal accumulation patterns in Hibiscus esculentus L. were studied. Effluent from two factories in the industrial belt of Cochin, Kerala were used to soak the seeds for germination and to irrigate the seedlings in the field after physico-chemical analysis.

The study involves the atomic absorption analysis of four selected heavy metals lead, cadmium, zinc and copper pollution in the soil samples of Pala municipality. A total of 120 surface soil samples (0-5 cm) and corresponding 120 sub-surface soil samples (5-10 cm) were collected from industrial, agricultural, road side and institutional areas.

Dhaka city produces tonnes of solid wastes everyday. Dhaka City Corporation (DCC) does not have any sanitary landfill for ultimate disposal of solid waste and for a long time it is a common practice of DCC to dipose off solid waste in open low lying areas without any segregation andf soil cover.

The trace metal levels were studied in soil and water of Tipong, Tirap and Tikak Collieries of Makum Coal Field, Tinsukia, Assam. The toxic trace metals were analyzed using Atomic Absorption Spectrophotometer (AAS). On the basis of the results obtained, it is clear that continuous mining operations have left permanent scars in the coalfield environmental scenario to a large extent.

The present study evaluated the options of silt disposal from Beas Satluj Link (BSL) hydroelectric project in Himachal Pradesh in India. BSL project is basically a run of the river power project, envisages diversion of about 4700 MCM per annum of Beas river water into Satlej river falling through an elevation difference at about 320 m.

A dietary survey was carried out during summer and winter seasons on 20-40 years old subjects i.e. 23 and 49 women from sewage and tube well irrigated areas, respectively around Ludhiana city (Punjab, India). Raw food samples from both the areas were analyzed for various minerals. Mineral intake by individual subjects were calculated from the amount of food consumed and mineral contents of foods.

When was the last time you drank water straight from the tap at your house to slake thirst on a hot summer day, without hesitation. Chances are you would have at least boiled or filtered the water. The public water supply in India is so unreliable that th

A consumer looking for a water purifier is most likely to be confronted with a fusillade of quality claims. K J Nath, president, Institution of Public Health Engineers in Kolkata is not sure about their veracity. "A lot of the tall claims by private players cannot be substantiated scientifically,' he says.

To study the effects of pollution on road side paddy fields, three paddy fields situated at Kuttikkulam, Elamankulam and Rajathanthirikkulam near National Highway-47 passing through Kanyakumari distri