USGS studies wildfire ecology in the western United States
...e spread is highly sensitive to this kind of local variability in fuel type, but previous fuel maps derived from ...nger duration are also part of the normal climatic variability in the Southwest. A prolonged drought during the 1950s contributed to outbreaks of large, destructiv...Study indicates Indian Ocean monsoon similar to El Niño phenomenon in Pacific
...advance of drought or floods," he said. "It is the variability on these time scales that really impact agriculture andsociety, and the annual Indian monsoon is a major player in these climatefluctuations."...Virginia Tech microbe-minerals group launches new field of study
...says Hochella. "Thousands of mineralswith enormous variability in surface chemistry and structure interact with anyof an unimaginable number of microbial species; yet, despite the vast amount ofwork in geochemistry and microbiology, microbe-mineral interactions remainlargely unexplored." He decided to change tha...Scientists to discuss role of water vapor in Earth's climate system
...pitewater vapor's importance, its distribution and variability has not been as wellstudied as scientists would wish. One of the conference goals is to bring together specialists in the troposphereand the stratosphere, according to Dr. Dian Gaffen of the National Oceanographicand Atmospheric Administration (NOAA...Spacecraft provides first direct evidence: Smoke in the atmosphere inhibits rainfall
...n. More precise information about rainfall and its variability is crucialto understanding the global climate and predicting climate change. In his paper, Rosenfeld highlights one specific area: Kalimantan, Indonesia.During the satellite's overpass on March 1, 1998, the southeastern portion ofthe island was engul...Biodiversity as insurance in the face of change
... a mathematicalanalysis of the ebb and flow -- the variability -- of populations of organismsencountering environmental stress. "It is explicitly modeling the variability,which hasn't been done before," says Ives. According to Gross, the model, like an analysis of the stock market, looks atvariability through ti...Gene mutation tied to deafness found in African-Americans and Caucasians
...lateral hearing loss," she says. "But there's some variability even within thesame family. In some kids the hearing loss is moderate, in others it'sprofound." Rohlfs' UNC collaborators in the connexin frequency study are Dr. LawrenceSilverman, professor of pathology and laboratory medicine, Dr. Jessica Booker,po...Wolf response to climate change can impact ecosystem
...rical responses of apex predators to environmental variability can have profound effects on primary and secondary...pothesized that their behavioral responses to such variability could bring about cascades of similar ecological scale," he said. Isle Royale is a protected natio...New books view storms, the stratosphere, and more
...sbetween these phenomena and their relationship to variability in theclimate system. The influence of humans on the stratosphere, such as thedecrease in ozone, is addressed. The authors use the stratosphere as anexample of nature's complexity and of how discoveries are sometimesignored because they do not fit pr...Scientist find clues to different warming rates
...ms with the measurements nor the climate'sinherent variability over decades explains fully the temperaturetrend difference, say the authors. In a comprehensive modeling study,they found that the loss of stratospheric ozone and, to a lesserextent, the influx of Mt. Pinatubo emissions in the stratospherecooled the...Do US ecosystems balance US fossil fuel use?
...caused carbon release to the atmosphere. The high variability of carbon storage from one year to the next has an...urement periods could be very misleading. The high variability of ecosystem processes demonstrate why long term ecological measurements and research is so critical...... Another implication of the high, year-to-year variability relates to the Kyoto protocol, theinternational agreement to limit fossil fuel emissions. Under the protocol, national carbon budgetsmust be put together, including estimates of carbon uptake in deliberately managed forests. However,the model shows n...First awards made in NIH effort to understand how genes affect people's responses to medicines
...by NIGMS to study how drug response is affected by variability in the genes that encode cellular "gatekeeper" molecules called membrane transporters, which interact with a third of the most commonly used prescription drugs. University of California, Los Angeles (Julio Licinio, M.D., principal investigator)--$2...Analytical chemists earn national recognition for metals research
...dicate they're unsafe, but it does appear there is variability in these nutritional supplements," said recent doctoral graduate Kathy Ackley who contributed to the study. Those supplements typically are prepared by growing yeast enriched in selenium. Ponce de Leon is now working with UC biologist Charlotte Pa...New protein separation technology
... "Automation will make it possible to avoid human variability in processing," he says. In addition to cancer research, Lubman adds, there are potential applications for the new technology in many other areas of science including toxicology, bacteriology, and protein chemistry. The U-M has applied for a pat...NSF awards $4.2 Million grants to three coastal sites for long-term ecological research
...rglades LTER site, scientists will investigate how variability in regional climate, freshwater inputs, and disturbances affect this ecosystem. The Everglades is the focus of the largest watershed restoration effort ever implemented, says Collins, and this restoration will dramatically change the timing and amou...New robotic microarray technology finds novel genes involved in cardiac hypertrophy and recovery
...y itself. They also eliminated numerous sources of variability in expression, "including some so random you might as well blame them on the phase of the moon," Bristow says. "But by using microarray analysis in-house at Berkeley Lab, we were able to do numerous replications -- when we saw changes in the expressi...Gene identified that may play role in psychological disorders
...eople with that combination showed less heart rate variability during the experiment than those with the long form and low anxiety sensitivity, or those with the short form of the gene and high anxiety sensitivity. People in the former group had an increase in their heart rate when they took the carbon dioxid...65 years of women's menstrual cycles detailed
...d in 1967, served to establish that a wide band of variability is normal in women's menstrual cycles," said Kernoff Mansfield. "His study showed that at the beginning of a woman's reproductive life and the end, periods are most erratic in timing and duration." The Trust data contains in-depth information about...Study finds some people genetically predisposed to tuberculosis
...p clinical symptoms. To date, the explanation for variability in TB susceptibility has been unclear. Genetic differences are thought to play a role, but the genes involved have not been identified. Now, Greenwood et al. have discovered a major genetic region that is associated with clinical TB. In their stud...