ACS News Service Weekly PressPac -- July 19, 2006
...ience & Technology Researchers have confirmed that soils and sediments in New Orleans contained elevated arsenic and lead concentrations following Hurricane Katrina and have shown that levels of those toxic metals were not affected by later flooding from Hurricane Rita. Their follow-up sampling of multiple...American Society of Plant Biologists Annual Meeting August 5-9 in Boston
...tation on research related to arsenic-contaminated soils and water supplies are major sources of food chain contamination and thereby endanger human health. The "Biotechnology" minisymposium will include a talk on research conducted at the University of Massachusetts that led to identification of an arse...Columbia University receives $16.9 million NIEHS award to study arsenic in ground water
...earchers, arsenic contamination of groundwater and soils is associated with serious and widespread public health, mitigation, and environmental policy problems. "Arsenic contamination of groundwater has been documented in nearly 20 countries, including the U.S. as the result of either natural geologic proc...Species unique to tidal marshes face threats
...advantage because it matches the dark color of the soils often found in tidal marshes. Why endemic tidal marsh species seem to be largely restricted to North America--which has 24 of the worldwide total of 25--is not clear. Although it could reflect differing taxonomic practices in different countries, it ...Metal homeostasis research in plants will lead to nutrient-rich food and higher yielding crops
...gineer nutrient-rich plants better able to grow in soils now considered marginal and to increase crop biomass in soils now in cultivation. Guerinot presented her findings 2 p.m. today (Wednesday, August 7) at the Annual...Burning wetlands unleash sequestered mercury in wake of climate change
...y settles on land or water surfaces. The cold, wet soils of the boreal forest region in Alaska and northern... Service, measured the amount of mercury stored in soils and vegetation of forests and peat lands, then used historical burn areas and emission models to est...Ecological change, climate variation addressed at international conference, September 20-24
... measuring plant growth and biological activity in soils at a series of desert sites across the Phoenix met...ant growth.Without the mycorrhizal fungi to "mine" soils for organic nitrogen, there may be a long-term increase in amount of organic matter found in these s...Metals in China: Protecting the environment
...ory experiments will be established for a range of soils and environments in China, to examine the behaviou... Malaysia, Thailand and Vietnam has suggested that soils in the region have generally low background metal concentrations, but are very sensitive to metal ad...Metals in China: Protecting the environment
...ory experiments will be established for a range of soils and environments in China, to examine the behaviou... Malaysia, Thailand and Vietnam has suggested that soils in the region have generally low background metal concentrations, but are very sensitive to metal ad...Study suggests earlier crop plantings could curb future yields
...ed so that plants are more resistant to the colder soils of early spring. Another technologically enhanced corn seed comes with a polymer coating that only switches "on" when the soil reaches temperatures suitable for seed germination. As technology has continued to revolutionize agricultural methods, farm...Study suggests evolutionary link between diet, brain size in orangutans
...ve in the island's most favored environment, where soils are best for growing the fruits they most like to ...lives in the northeastern part of the island where soils are poorer, access to fruit is most iffy and the impact of El Nio events can be significant. Those ...USGS at Society of Environmental Toxicology and Chemistry
...d annually in the U.S. are applied to agricultural soils as a nutrient-rich soil amendment. Recent USGS re... a study of earthworms collected from agricultural soils in the Midwest and Western United States that had been exposed to land-applied biosolids. The sampl...Remote latrine reconfirms the presence of Essene sect at Qumran
...ve a significantly different coloration from other soils in the Qumran environs, a fact which was subsequently confirmed by Zias using high-resolution aerial photographs. "I started thinking that in the scrolls they have these very explicit descriptions of where the latrines have to be," Tabor explained....Fires in far northern forests to have cooling, not warming, effect
...died the exchange of carbon dioxide between boreal soils and the atmosphere. Other scientists examined the ..." or amount of light reflected from spruce, burned soils and broad-leaved trees. The scientists plugged their field observations and satellite data into co...Tips from the Journals of the American Society for Microbiology
...t agents and can remain infectious in contaminated soils for years. Due to its highly infectious nature, the Centers for Disease Control and Prevention has listed C. burnetti as a potential weapon of mass destruction reinforcing the need for a safe and effective vaccine. There is currently no licensed va...Resilient form of plant carbon gives new meaning to term 'older than dirt'
...assumption that this type of carbon remains in the soils only 1,000 to 10,000 years before microorganisms r...rbon dioxide. But about half the organic carbon in soils is less edible or protected from the bacteria, making it ultimately responsible for long-term carbon...Intensified research effort yields climate-resilient agriculture to blunt impact of global warming
...ds, help to increase the water-holding capacity of soils and infiltration so more water is available for the crop, moderate soil temperatures, and have the added benefit of preventing carbon from escaping from the soil into the atmosphere. Managing greenhouse gases The CGIAR-supported centers are wor......thern Africa that withstands drought and infertile soils and produces yields 30 to 50 percent greater than traditional varieties. CIMMYT scientists are working to achieve even greater gains by using tools from molecular biology. With the aid of a genomic map that combines data for different types of trop...From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea
... that inhabit more mundane environments, including soils and seawater. At 1:30 p.m. PT Monday, Dec. 11, a...a were up to 3,000-times more abundant in European soils than their bacterial counterparts. Mexico to Iceland At the AGU meeting, Francis and former St...Project to intensify agricultural production in Great Lakes -- Africa's most impoverished region
...egion already has far more people than its fragile soils can support," says Dr. Amit Roy, CEO of IFDC, An I...dly worsening as deforestation intensifies and its soils are starved of nutrients." Tiny Rwanda is typical. More than 340 persons are packed into each squa...