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 …

Transport pollution in India

Road dusts contribute a large fraction of air pollution in urban environment of India. In the present work, contamination assessment of ions and elements i.e. F−, Cl−, NO3 − , 2 SO4 − , NH4 + , Na+, K+, Mg2+, Ca2+, As, Cr, Mn, Fe, Ni, Cu, Zn, Pb and …

Mercury and Selenium are Accumulating in the Colorado River Food Web

Although the Grand Canyon segment of the Colorado River features one of the most remote ecosystems in the United States, it is not immune to exposure from toxic chemicals such as mercury according to newly published research in Environmental Toxicology and Chemistry. The study, led by the U.S. Geological Survey, …

Animas pollution: Native American nation to sue US environmental agency over toxic spill that turned river yellow

A Native American nation intends to sue the US Environmental Protection Agency over an accidental wastewater spill they claim affected more than 100,000 people. Russell Begaye, president of the Navajo Nation, told TIME that more than two-thirds of the population - spanning territory in parts of Utah, Arizona and New …

A profile of heavy metals in rice (Oryza sativa ssp. indica) landraces

Several traditional rice varieties are considered in folk medicine to have high nutritive and therapeutic value. Some of these land races are known in indigenous cultures to cure anaemia in women during and after pregnancy9 , and many of them (e.g. Kalabhat, Navara, Norungan, etc.) are now known to contain …

Eminence of heavy metal accumulation in fishes and crustaceans from the Gulf of Khambhat, India

Heavy metals are found naturally in micro quantities in all aquatic systems. In fact, some of them are essential micronutrients for living organisms. However, they became highly toxic to the organisms when present in higher concentrations. These metal concentrations have been altered in the ecosystem by indiscriminate anthropogenic activities and …

Seasonal variation of secondary organic aerosol tracers in Central Tibetan Plateau

Secondary organic aerosol (SOA) affects the earth’s radiation balance and global climate. High-elevation areas are sensitive to global climate change. However, at present, SOA origins and seasonal variations are understudied in remote high-elevation areas. Original Source

Associations between selected xenobiotics and antinuclear antibodies in the National Health and Nutrition Examination Survey, 1999-2004

The study investigated exposure to individual environmental chemicals and selected mixtures in relation to the presence of antinuclear antibodies (ANA), a widely used biomarker of autoimmunity, in a representative sample of the U.S. population. Original Source

Nickel found in Hong Kong housing estate's tap water after lead and cadmium scares, says Democratic Party

Four water samples taken from flats in phases one and two of Wah Fu Estate in Pok Fu Lam contained the heavy metal nickel, a skin irritant, at well above the World Health Organisation standard, the Democratic Party said yesterday. Although the 20 samples taken were all clear of lead …

Raj worst-hit by water contamination: Minister

Union minister for drinking water and sanitation Birendra Singh said that Rajasthan is worst affected by water contamination in the country and 22,254 habitations in the state are yet to be provided with safe drinking water. Replying to a question in Rajya Sabha on August 3, the minister presented the …

Provide clean drinking water in 6 districts: NGT to UP

The National Green Tribunal today directed the Uttar Pradesh government to immediately provide clean drinking water in six western districts of the state. A bench headed by NGT chairperson Justice Swatanter Kumar directed the state chief secretary to provide potable water to Muzaffarnagar, Shamli, Meerut, Baghpat, Ghaziabad and Saharanpur, through …

High lead levels in blood samples of more children, breastfeeding women in Hong Kong as water contamination scare widens

The latest round of government-sponsored testing found that more children, breastfeeding mothers and pregnant women have health-threatening levels of lead in their blood as Hong Kong's tap water contamination scare spread to three more public housing estates yesterday. Among the third batch of 294 blood test results announced yesterday, 33 …

Tackle water pollution to make food safer

Public concern about adulterants such as formalin in food, underlies the growing number of enforcement drives we are witnessing to make the food we eat safer. However, awareness also needs to be raised about the hidden problem of food being contaminated by high traces of heavy metals such as arsenic, …

Arsenic toxicity exceeds WHO limit by nearly 8 times in Gomti, reveals study

LUCKNOW: Gomti, which is considered to be the lifeline of Lucknow and for its citizens, is now in grip of Arsenic contamination. And if the findings of a research article are to be believed, then the level of Arsenic toxicity in this river (in Lucknow) exceeds twice the permissible limit …

Beijing drinking water reservoir found to contain levels of lead '20 times WHO standard'

A major reservoir supplying drinking water to Beijing and many other cities in northern China has been found to contain heavy metal pollutants at levels far above safe standards, according to a new study by mainland Chinese scientists. Levels of lead in the Danjiangkou reservoir were found to be 20 …

FSSAI sets 12,000 standards for additives, ingredients

Food Safety regulator FSSAI has finalised 12,000 standards for food additives and ingredients in line with global safety standards Codex, in order to do away with lengthy process of product approval. The move is expected to benefit food companies as they would not require to seek product approval from the …

Draft notification on the Standards of Common Effluent Treatment Plants(CETPs)

The following draft notification, which the Central Government proposes to issue under the Environment (Protection) Act, 1986 (29 of 1986), is hereby published for the information of public likely to be affected thereby; and the notice is hereby given that the said draft notification shall be taken into consideration on …

Heavy metal pollution control gets 2.8b yuan boost

The central government has allocated 2.8 billion yuan to support major projects controlling heavy metal pollution in 30 cities, the Ministry of Environmental Protection said on Thursday. The projects topped applications from the entire country, based on urgency of the pollution, efficiency of curbing efforts, facilities and other aspects, the …

Laboratory rodent diets contain toxic levels of environmental contaminants: Implications for regulatory tests

The quality of diets in rodent feeding trials is crucial. We describe the contamination with environmental pollutants of 13 laboratory rodent diets from 5 continents. Measurements were performed using accredited methodologies. All diets were contaminated with pesticides (1-6 out of 262 measured), heavy metals (2-3 out of 4, mostly lead …

Heavy metal contamination of tree leaves

The study of heavy metal (HMs) contamination of environment is of great interest due to their serious health hazard. In this work, the contamination of tree leaves with the HMs in the most polluted industrial city, Korba, India is described. The leaves of common trees i.e. Azadirachta indica, Butea monosperma, …

High level of aluminium found in water samples

Can cause dementia and other neurological problems The toxic metal, aluminium, has been found more than the permissible limit in the drinking water samples tested by the government water quality testing labs and other approved institutions. The problem related to aluminium is more pronounced in case of Amritsar, Fatehgarh Sahib, …

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