Duke Ecologist Says Logging Is Creating 'Mahogany Deserts'
...little helicopters," Snook said. Sheestimated that airborne dispersal can sow mahogany seeds at least 180 feetaway from the parent tree. Early in her research, Snook realized that almost nothing was known abouthow mahogany trees propagate in the wild, even though their reddish brownwood has been commercially...Supelco Licenses ORNL Solid Sorbent Air Sampling Material
OAK RIDGE, Tenn., May 6, 1997 -- Detecting airborne pollutants such as carcinogens and industrial effluents can be complex and costly. A new material developed by researchers at the Department of Energy's (DOE) Oak Ridge National Laboratory (ORNL) may find use as a cost-effective way of detecting and...Duke researchers find existing drugs can stop fungus that attacks AIDS patients
...ody through the lungs when a person breathesin its airborne spores. In a healthy person, it is mostly harmless, becausethe immune system effectively combats the organism. However, in people withsuppressed immune systems, the organism can evade the host defense and infectthe brain. Between 6 percent and ...Photocatalytic Air Cleaning System Promises To Help Allergy Sufferers
... soon may have a new weapon in their fight against airborne enemies: an indoor-air cleaning system that uses light and simple chemicals to destroy the dust mites and mold spores that cause many allergies. Developed at the University of Florida's Solar Energy and Energy Conversion Laboratory, the photo......west researchers are working on the development of airborne andhandheld sensors that will monitor crop conditions quickly and accurately toidentify stresses (water shortages, disease and pests) and ultimately improveproductivity. As part of this work, algorithms that relate hyperspectral imagesof foliage to ...Divorce, Insect Style: Termites Swap Mates
...n where a pheromone-producing gland is found. The airborne chemicalsex-attractant in the pheromone and the characteristic posture are whatadvertises the termite's availability and interest in a better mate. When termites of the same sex are battling for the affections of the oppositesex, the desired termit...IFT Report Describes Challenges Of Food Industry Stepping Up To The P(a)lates Of Consumers
...iltering the air of foodprocessing areas to reduce airborne contaminants, and training personnel to usehygienic food handling practices. Expanding upon GMPs, establishing a HazardAnalysis Critical Control Point system is also important to fully identify andcontrol food safety hazards. Beyond food production...New Sensor Will Detech Chemical And Biological Pathogens At Incredibly Small Doses
...ensor approaches the sensitivity of a dog sniffing airborne chemicals,"Velander adds. Another advantage of the new sensor is its speed. Current technology fordetecting certain pathogens, in addition to being less sensitive, is also timeconsuming. It typically requires an hour or more of laboratory based effo...EPA Should Redirect Some Research on Toxic Airborne Particles
...eive. "Recent studies have consistently shown that airborne particles are somehowassociated with adverse health effects, especially for people with heart andlung ailments," said committee chair Jonathan Samet, professor and chair,department of epidemiology, Johns Hopkins University School of Hygiene andPublic...Research Into Cockroach Behavior Could Lead To Better Baits
...ideal in baits and traps because it eliminates any airborne residue, as with sprays, and is colorless and odorless. "It's an easy cockroach attractant to handle," she said. McCoy, too, challenged the assumption that roaches stumble into dinner. In his experiments, he starved roaches so hunger would overcome t...Fetal Lead Exposure May Reduce Immunity
...g other possible risk factors is early exposure to airborne particles, such as those found in air polluted with diesel engine fumes. Studies at the Cornell toxicology institute and the university's veterinary college used Fischer 334 rats, a standard animal model for human cancer studies. The pregnant rats w...Minuscule Ocean Plants Help Stabilize Earth's Atmosphere, Climate
...sually windy conditions, canincrease the supply of airborne dust that makes its way from land to sea. During past ice ages, the authors wrote, evidence suggests there was atleast 10 times more wind-blown dust, which could supply phytoplankton with iron,a nutrient that is often in especially short supp...New Research: Children Inhale Higher Percentage Of Pollution
CHAPEL HILL, N.C.--Children inhale more airborne particles fortheir size than either adolescents or adults, according to a new University ofNorth Carolina at Chapel Hill study sponsored by the Environmental ProtectionAgency. The study may help explain recent research suggesting that childre......25 times higher than outsideair. Concentrations of airborne bacteria byproducts were highest near thelifeguard's "crow's nest"--about 8 feet from the surface of the pool--than atpool level. "The bacteria may have been dead, but were still capable of causingan immune reaction in the lung," Dr. Rose said. Follo...More Research Needed To Reach Green Goals
...requiring further research include the linkbetween airborne emissions and health, biological diversity and healthhazards in built-up areas. "We need SEK50m to cover those areas of research which have lost funding, forexample due toour research grants being cut. A further SEK 60m are needed in order to meet th...Sandia Decontamination Foam May Be Tomorrow's Best First Response In A Chem-Bio Attack
...crevices and other hiding places, or inthe air for airborne agents. In several hours it collapses back to its compactliquid state and, in theory, is benign enough following a chem-bio incident tobe washed down the drain like dish soap. "The foam gets around the traditional approaches that have high water dema...Dartmouth Medical School Researchers Discover Heavy Metal Contamination In Northern Mexico
...sbeen observed in humans exposed to high levels of airborne arsenic in or aroundsmelters. "We are very concerned by the levels of contamination in these areas,especially because the smelters are surrounded by residential neighborhoods," said Madeline Dalton, PhD, another DMS researcher on the study.......tive is to estimate the climate effects of manmade airborne particles. Preliminary results show that air pollu...bsorbed by the oceansurface by as much as 10%. The airborne particles over the northern Indian ocean are unusually dark becausethey contain large amounts of soo...Sandia, University Of Montana Researchers Try Training Bees To Find Buried Landmines
... Bromenshenk."Wherever they go, they pick up dust, airborne chemicals,and other samples. If it's out there, they'll find it andbring it back." All landmines leak small amounts of explosives into nearbysoil or water. Sandia's mine-detection research has focusedon predicting what happens to mine-leaked vapors a......ood-burning stoves," said Ferek, who has conducted airborne studies onemissions from the Kuwaiti oil fires and large forest fires in the UnitedStates, Canada and Brazil. "In this case, the success of the burn was aided by its containment within the vessel, and the air pollutantswere quickly dispersed by the h...