Environmental Science

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

Climate widens the gulf

Climate change may hit food production in the some of the world's poorest countries hardest while increasing it in many developed countries, according to a report released today that combines the latest climate-change models with detailed data on global land use.

Looking at pollution on a genetic level

Using a new technique called "gene expression signatures," the researchers have come up with what government regulators could be a breakthrough in environmental science: mapping how toxic chemicals can impact animal genes. Though still in preliminary stages, the work takes advantage of the latest developments in genome technology and could …

Making a meal of pollution

Bacteria that eat up pollutants could soon be cleaning up the planet, research from Germany suggests. Scientists at the Technische Universitat in Berlin,writing in the journal Nature, say they have identified a bacterial strain that acts on chlorinated benzene chemicals. These toxic chemicals are used as solvents in paints and …

The Arctic carbon sink

snow covered tundra vegetation of the Arctic region starts absorbing carbon dioxide ( co 2 ) from the beginning of spring, says an ecologist. Therefore, it may be the so-called missing

Masters of survival

ancient bacteria trapped in a salt crystal for 250 million years are the world's oldest living beings, claims a team of microbiologists led by Russell Vreeland of the West Chester University, Pennsylvania, usa . The microscopic creatures are ten times older than any living organism known to humankind. The researchers …

Countering El Ni o

the impact of every natural hazard can be mitigated. Preparations to face the impacts of the next El Ni

Mighty sinner

Industrial plants in the us are causing extensive dioxin pollution in Nunavut, a remote area in the Arctic. Dioxin is one of the most carcinogenic substances known to humankind. A report of the North American Commission for Environmental Cooperation, an intergovernmental organisation set up jointly by Canada, USA and Mexico, …

Roaming pollutants

Europe may be contributing significantly to pollution in Asia during winters. Reginald Newell and Mathew Evans of the Massachusetts Institute of Technology investigated how much pollution reaches Asia from sources across the Pacific Ocean. A detailed analysis revealed that every year in January and February, 30-40 per cent of the …

Hunting for good

Numerous wild buffaloes will be killed in the Rondonia state of western Brazil. They are overtaking the area's native species, say officials of Brazil's environmental protection agency. An agreement will be signed between the Rondonia state government and a private hunting club, which will kill at least 15,000 buffaloes at …

Fluorescent fish offer sea change in pollution testing

Scientists in Singapore are using gene technology to develop a rainbow range of flurescent fish that could eventually be used to detect water-borne pollution. Zhiyuan Gong, a biology professor at the National University of Singapore, has produced a fluorescent green-and-red zebra fish, and his laboratory has the technology to create …

Soil fungus proves deadly to endocrine disrupter

Researchers at Mercian Corp., a leading alcoholic beverages maker, said they have discovered a microbe that can help to completely degrade bisphenola, a known endocrube disrupter.

Making use of oil-field nuisance

Enormous amounts of methane lie trapped under the oceans and the polar permafrost in icy cages of water. The methane exists as a sherbet like substance known as methane hydrate that looks like ice but burns if lit with a match.While there has been some interest in tapping this vast …

Luthy receives Mckee Medal for groundwater research

Richard G. Luthy has been awarded the Jack Edward McKee Medal for innovative research on the treatment of cyanide-contaminated groundwater. Luthy and his colleagues were recognized for developing a technique to remove iron cyanide from groundwater-a common pollutant found near aluminium smelters and at other industrial sites.

BP, Ford give $20 million for Princeton University emissions study

BP Amoco Plc, the world's No.3 publicly traded oil company, and Ford Motor Co. said they will give Princeton University $20 million over 10 years to study ways to reduce carbon-dioxide emissions from fossil fuels.

Super ant territory

Argentine ants are making the US their home. Biologists of the University of California in San Diego ( uscd ) have discovered the biggest colony of ants

Killing corn

Pollen grains of genetically modified corn (Bt Corn), are proving to be fatal for the larvae of monarch butterflies ( Danaus plexippus ). According to a latest study conducted by John Obrycki of the Iowa State University, monarch butterflies die when they eat the corn pollen, which contains bacterial toxins. …

Warm changes

global warming will have large-scale impact on the vegetation of the Tibetan Plateau, according to a study done by a Chinese scholar. Entitled

Grazing concerns

agriculture, including livestock rearing, is of prime importance to India. More than 70 per cent of the country's population subsists solely on agriculture. Therefore, natural grazing lands and cultivated fodder crops are of prime importance and development of forage production systems is vital for livestock maintenance and sustenance. However, the …

Equitable accounting

accounting uncertain sources of carbon emission can only lead to the transparent, consistent, comparable, accurate and verifiable accounting system required to fulfill the obligations of the Kyoto Protocol. This was stated in a report prepared by Austria-based Forestry Project of the International Institute of Applied Systems Analysis ( iiasa ). …

Eco-friendly bacteria to eliminate petroleum sludge

There can be a some reduction in the operational cost of oil refineries which in turn, can lead to a rollback in the prices of petroleum products.The hope stems from research conducted at the Tata Energy Research Institute (TERI) here.A group of scientists has effectively isolated a consortium of bacteria …

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