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 …

Community water pollution monitoring programme in Pali: second monitoring report

The second round of community water pollution monitoring was organizing in Bandi and Luni basins during September 16-18, 2008. The SKPSS Samiti and CSE decided to carry out the monitoring not only in Pali but also in Balotra. The members of the SKPSSS undertook sampling and testing of treated effluents …

Heavy damage

Untreated sewage water for irrigation affects soil untreated sewage water-fed farming is considered cost-effective. But this solution comes at a cost. Such sewage water contains heavy metals that harm the soil fertility. A study showed that the heavy metals affect soil in two ways. One, they hinder the activities of …

Tinsel town

About 100 kg of gold and silver is being sold in jewellery shops in Tripura every month, according to the Tripura Chamber of Commerce. Traditionally, families in Tripura have had a huge stock of gold because tribal people had been gifted gold by erstwhile kings and during the post-1971 exodus …

Community water pollution monitoring programme in Pali: first monitoring report

The first monitoring was undertaken on August 22, 2008. When the farmers group visited the CETP for sampling, they observed bypass of untreated effluents and the district administration and the pollution control board was informed of the same. On the complaints of the community, the regional officer, Rajasthan State Pollution …

Pollution zone

Plants spell out air pollution in Varanasi researchers at Benaras Hindu University (bhu) have used plants to study the impact of air pollution at the genetic level, the first-time ever, in Varanasi. They placed a locally available plant, Tradescantia pallida, at four locations, of which three were highly polluted.

Bioaccumulation of heavy metals in pigeonpea

Investigation on bioaccumulation of heavy metals like lead, cadmium and mercury by pigeonpea an important pulse crop of India, were undertaken. The experiments were performed to evaluate the extend of accumulation of these metals in the aerial parts of the plant.

Studies on the impact of sewage discharge on the sediment characteristics of Poovar estuary, Kerala

The present investigation deals with the analysis of physico-chemical characteristics, concentration of heavy metals and textural analysis of sediments in Poovar estuary of Kerala during the period 2004-2005. Three sampling stations were selected and sediments were collected for the study.

Adsorptive removal of cadmium by fly ash - A column study

The use of heavy metals along with the associate risks of metal pollution has increased to a great extent over the recent times. Cadmium is one of the most harmful toxic metals. This metal is being increasingly consumed in the industries. Its pollution potential, has therefore given rise to the …

Toxic effects of Cd (NO3)2 on chlorophyll content of soybean and pigeonpea

A study was carried out on toxic effects of cadmium nitrate on chlorophyll content of soybean and pigeon pea for two crop seasons. The concentration studied were 0.01M, 0.001M and 0.0001M. Chlorophyll content markedly decreased in all the treated plants and the decline was directly related to the concentration.

Simultaneous determination of trace heavy metals in ambient aerosols

The simultaneous determination of heavy metals associated with airborne particulate matter in the atmosphere of the city of Isfahan (Iran) was performed by inductively coupled plasma atomic emission spectrometry (ICP-AES) after pre-concentration with sodium diethyldithiocarbamate. The pre concentration procedure developed found instrumental to determine the trace heavy metals associated with …

Adsorption studies of chromium (VI) on activated carbon derived from royal poinciana (Gulmohar) shell

The removal of chromium (VI) from synthetic wastewater by adsorption on activated carbon prepared from Royal Poinciana shell was tried to determine the effects of different dosages and different pH.

Effect of idol immersion on water quality of twin lakes of Bhopal with special reference to heavy metals

Water quality of lake normall get contaminated every where by accumulaton of sediments, human waste, silt, organic matter, industrial waste but in India different type of religious activities (idol immersion) are taking place every year, to which other countries are not concerned. The water bodies selected for the study are …

Studying & examining heavy metals in vegetables and forage in Shiraz plane and health interpretations

In Shiraz plain, there are 1070 ha of agriculture, 540 hectares of that is used for, vegetable cultivation. Two rivers are crossing Shiraz plain west to east. They are called Khoshk river and Soltanabad river. East and south of the city of Shiraz in two seprate countryside, people use polluted …

Statistical and numerical analysis of migration of heavy metals through fine grained soil near an ash-pond site

The objective of the present study is to assess the migrating behaviour of nickel and chromium through the soil collected around an ash-pond site through laboratory studies and an undertaking of contaminant (Nickel and Chromium)- soil interaction phenomena for unraveling the transport mechanism of nickel and chromium through soil and …

Heavy metal contamination in groundwater due to mining activities in Sukinda valley, Orissa - A case study

Sukinda Valley, Orissa is known for its chromite ore deposits. The open cast mining for chromium is being carried out since 1950. The extraction of chromite has mostly been carried out by open cast and at few places by under ground mining methods. The possibility of leaching contaminants from the …

Heavy metal contamination of water in coastal and inland areas of Vasai region, India

This research paper presents the monitoring results of heavy metal pollution across seven sampling stations in Vasai region located on the western coast of India.

Ankleshwar"s groundwater high on heavy metals

groundwater in Ankleshwar Industrial Estate in Bharuch district in Gujarat is highly contaminated. The contamination is a result of more than 3,000 industrial units in the estate: around 270 million litres of liquid waste and 50,000 tonnes of solid waste is generated annually. This often becomes a problem for people …

Heavy weights

AI: Ankleshwar Industrial Area PI: Panoli Industrial Area OF: Oil field area Co

Raking through sludge exposes a stink

A former US Environmental Protection Agency (EPA) scientist is suing the agency's officials and researchers at the University of Georgia in Athens, alleging that they manufactured and published false data to support the use of potentially harmful sewage sludges as fertilizers. The sludges have been linked to health problems in …

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