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Experts and researchers working with marine mammals are now being advised to wear protective suits and gear as the dreaded influenza A H1N1 subtype virus has mutated and has been detected present and active in elephant seals off the coast of central California.

The number of people under 40 with type 2 diabetes in the UK has risen sharply in the past 20 years, research shows. In 1991 there were about 150 cases per 100,000 people, but by 2010 it rose to 500, an increase of about 270%.

Apocalyptic, catastrophic, devastating: All are words used to describe chytrid fungus infections that are wiping out amphibians around the world, including hundreds of frog and salamander species.

As farmers get underway with their spring planting, some bee farmers in Minnesota are already counting their losses.

A once-fearsome cyclone that was threatening Bangladesh and Myanmar dissipated quickly, causing some deaths but largely relieving authorities who had told more than 1 million people to leave vulnerable coastal areas in preparation for a far worse storm.

Swimmers, be warned. A government study of public pools found widespread fecal contamination and the presence of other potentially dangerous parasites lurking amid the clear blue waters.

A study published online recently in the journal Environmental Health Perspectives documented slightly elevated levels of arsenic in samples of chicken purchased at grocery stores in 10 cities in the U.S. So how did trace amounts of this toxin end up in supermarket poultry?

An MEP has urged Winchester City Council to reduce air pollution in the city by cutting the number of car parks. Green Party MEP Keith Taylor met councillors and officers last Friday to discuss the chronic problem.

Protests against a planned oil refinery and petrochemicals facility broke out in southwest China for the second time this month, as pressure mounted on local leaders over environmental effects of the project.

Demonstrators braved a heavy police presence and the threat of arrest by massing Thursday in the streets of Kunming, China, to protest the planned construction of a chemical plant, they said, fearing the chemical plant would produce tons of paraxylene, a carcinogenic chemical.

Over 2,000 protesters gathered in the southern city of Kunming on Thursday to demonstrate against a chemical refinery development, the second demonstration there in less than two weeks.

China's new leadership seems to have a new slogan - "control coal" - and Australia's coal exporters underestimate their resolve to cap consumption of the fossil fuel at their peril, a Chinese researcher says.

Beijing is stepping up inspections of unlicensed skewer sellers, but it's unclear if the move will actually reduce the city's notorious pollution. The move comes on the heels of a report that saw the Chinese face their smoggiest March in 52 years.

Surrounded and pushed back by police, hundreds of people shouted and marched again in the southern China city of Kunming to protest the construction of a petrochemical plant.

Hundreds of people took to the streets of the southwestern Chinese city of Kunming on Thursday to protest against the planned production of a chemical at a refinery, the second demonstration this month against the project.

Protesters have taken to the streets of Kunming in China for the second time this month over plans for a refinery. The government says the plant, set to produce gasoline and petrochemicals including paraxylene, or PX, is essential to the local economy and will meet environmental standards.

GPS data could provide faster and more accurate early warning systems for tsunamis, a study suggests.

A puffin "census" has started on the Farne Islands in Northumberland

Has global warming plateaued? As the critics say, the past decade has seen hardly any change in global air temperatures. If warming has stalled, what are the implications for climate change policy? The BBC's environment analyst Roger Harrabin reports.