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Tag: "polluted" at biology news

Tiny particles could solve billion-dollar problem

...al approach to getting rid of TCE involves pumping polluted groundwater to the surface, where it can be expose...ineering a system that will allow us to get at the polluted groundwater," said Joe Hughes, professor of civil and environmental engineering at Georgia Institute...

Scientists discover unique microbe in California's largest lake

...attention hasfocused on the fate of the now highly polluted water body. Aftermassive fish kills and avian mortality in the 1990s, federal agenciestargeted the lake for one of the nation's largest restoration projects.Wood says the discovery also shows that the Salton Sea, with its highload of nutrients, may p...

How the environment could be damaging men's reproductive health

...stems, such as the Baltic Sea, have become heavily polluted by POPs. In spite of decreases since the 1970s, th... slum sewage and agricultural chemicals. POPs from polluted soils are washed off the land into the sea. Additionally, the atmosphere plays an important role in ...

Transgenic plants remove more selenium from polluted soil than wild plants, new tests show

... might become a viable alternative for cleaning up polluted soil. The new research findings, published Feb. 1...one of the most cost-effective methods of cleaning polluted soil available. "Phytoremediation can help clean up the selenium, but the thing that's holding peop...

Defenseless plants arm themselves with metals

... genetic information to develop plants to clean up polluted sites. Technologies developed at the center will be commercialized through a partnership with the Midwest Hazardous Substance Research Center, a U.S. Environmental Protection Agency regional hazardous substance research center. Salt collaborated in ...

Breakthrough: Scientists create world's tiniest organic particles

...e as a solvent in place of organic solvents, which polluted the environment. "We are most excited about the commercial implications of Professor DeSimone's breakthrough with PRINT," said Dr. Lowry Caudill, chairman of Liquidia. "We believe that the PRINT process is an extremely versatile method that offers u...

Researchers develop new method for facile identification of proteins in bacterial cells

...biological organisms as a means of decontaminating polluted soils and water," said Dr. Halden. Johns Hopkins University is seeking partners who would like to license this patent-pending methodology. Inquiries may be directed to Deborah Alper at the Johns Hopkins Bloomberg School of Public Health at dalper@jh...

Global warming increases oyster sensitivity to pollution

...llution, causing a deadly threat to populations in polluted areas. Dr. Gisela Lannig from the University of North Carolina, USA, will present her work on cadmium poisoning in eastern oysters (Crassostrea virginica) on Monday 11th July at the Society for Experimental Biology Annual Main Meeting in Barcelona [s...

Acid water in East Java threatens biodiversity and local welfare

...h was deteriorating due to extremely acidified and polluted river water. Lohr has recently received a second grant to help the Javanese population. Lohr's Ph.D. study was part of a larger project on the Ijen Crater Lake on East Java, Indonesia. This crater lake is the largest collection of volcanic water in ...

Beach pollution is worst during new and full moon

...including beach sands, decaying plant material and polluted groundwater. "Beach sands and wrack [piles of seaweed and animal remains that wash ashore] have been shown at freshwater beaches to harbor fecal indicator bacteria and even pathogenic bacteria," Boehm says. "Beach managers who want to improve water q...

Pulp mill devastates swans' sanctuary in Chile

...t months, it has become an empty expanse of brown, polluted water. It is a water desert. Words really can't describe the magnitude of the disaster here." The investigators, who made two visits to the area, in August and October, affirmed earlier findings by the Austral University of Chile that pulp waste fro...

Researchers show how air pollution can cause heart disease

...esigned mouse study, where animals breathed air as polluted as the air in New York City, the researchers pinpo... cardiovascular health. Overall, mice who breathed polluted air fared worse than those inhaling filtered air. But when coupled with a high-fat diet, the impact ...

Earth Rx: A microbial biotechnology prescription for global environmental health

...easingly reliance on contaminated sources, such as polluted rivers, lakes and groundwater. "All of these issues are closely interrelated," says Bruce Rittmann, director of the Center for Environmental Biotechnology in the Biodesign Institute at ASU. "For example, most of the pollution wastes that we worry ab...

Researchers discover way to transport environmental arsenic to plant leaves in new clean-up strategy

...e "arsenic-eating" plants that could be planted on polluted sites. There was a problem, however. The arsenic ...researchers call phytoremediation--the cleaning of polluted soils through the use of plants that sequester poisons, make them less harmful, and which can then b...

Sticky surfaces turn slippery with the flip of a molecular light switch

...materials, ranging from new membranes for treating polluted water to the targeted release of drugs in the body. For example, in recent years researchers have developed "lab-on-a-chip" technology for automating laboratory processes on extremely small scales. Belfort notes that the new material could be emplo...

Pollutant haze heats the Arctic

... no sunlight. The Arctic winter is when it is most polluted because there is almost no precipitation to wash o...er droplet size in the clouds when the clouds were polluted and not polluted. "We found that when clouds were present and the air was polluted, the clouds wer...

New moth variety disarms plants guarded by selenium

...e useful for removing and dispersing selenium from polluted water and soil. The authors note that such use of native selenium hyperaccumulators or of selenium-enriched agricultural crops--for environmental cleanup or as a source of anti-carcinogenic selenocompounds--may have ecological implications, as is cle...

From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea

...hot springs to the hyper-salty Dead Sea to streams polluted by mining waste where the pH level is equivalent to battery acid. Archaea even inhabit the warm, dark environs of our intestines and mouth. While extremophiles have been the subject of intense research, scientists are just now beginning to focus o...

Researchers link ocean organisms with increased cloud cover and potential climate change

...unt comparable to what has been measured in highly polluted areas of the globe. If confirmed by field studies, this connection between clouds and biological activity could add a critical new component to global climate models. Many environmental scientists believe that increased cloud cover may be partially...

Too much of a good thing? Excess nutrients or water limit biodiversity

... explain why grasslands, lakes and rivers that are polluted with nitrogen and phosphorous (usually from agriculture) have fewer species. The reduction of species where the Mississippi River empties into the Gulf of Mexico is one of the best known examples of this phenomenon. The findings are based on expe...

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