Invading species have tough time cracking diverse neighborhood
...arm-season grasses most strongly, they offer stiff competition to any plant trying to get established near them, Fargione said. Plants tend to inhibit the establishment of species from the same guild because those are the species with similar growth characteristics and resource needs, said Fargione. That is, an ...Science historians ponder naming 'enemies' in science literature
...petes a so-called 'native' species? Isn't this the competition that we teach everyone about in introductory biology that leads to adaptation?" Laubichler said. "Yet the metaphors lead us to assume that this is 'unnatural.' This can easily turn into something that gets completely out of hand." Laubichler recogniz...Collaborative grant to Rutgers and Rep. of Georgia for salmonella research
...s to minimize the impact of terrorist threats. The competition is the foundation's response to the events of September 11, 2001 and was authorized by the CRDF Board of Directors as a meaningful and timely contribution to the fight against terrorism. Most of the teams include scientists who have experience in the...Three Pacific Northwest National Laboratory inventions win R&D 100 Awards
... and technical innovations, according to an annual competition by R&D Magazine. This brings the PNNL R&D 100 Awards total to 62 since the contest's inception in 1969, 55 of them since 1988. The Department of Energy laboratory was recognized for PASS, a handheld tool that enlists ultrasound pulses to assay the co...Early hominids may have behaved more 'human' than we had thought
...tructures built around fierce competition among males. Chimps and humans however, while still competitive, are more cooperative, giving them a greater degree of "humanness." In a comment...New principle guides memory dynamics
... found that only that recalled memory that won the competition for dominance was re-exposed to the time window of sensitivity to memory erasers, and it is this memory that must be consolidated once again before being reinstalled in the long-term memory. In other words, the winner, in the appropriate circumstanc...World Parks Congress focuses on wildlife health issues
...ance to livestock and wildlife management, such as competition for grazing and water, disease transmission, local and global food security and nutrition, and other sources of conflict related to land-use planning and resource constraints. Wildlife diseases such as brucellosis and chronic wasting disease (CWD) c...Long-term natural gas supplies should meet growing demand in coming decades, study finds
...tural gas or as direct imports from Canada. Price competition If recent government projections are correct, natural gas prices will remain very competitive with other fuels, the authors said. However, the working group also examined other market conditions, where the prices of other fuels would challenge natur...Salmon farms pose significant threat to salmon fisheries in the Pacific Northwest, researchers find
...o less than 20 percent in 2000 - mainly because of competition from salmon farms in Chile, Norway, the United Kin...ized market structure and increasing international competition for salmon products often undermine local efforts to protect environmental quality and marine resour...New book says Northwest salmon could face same fate as those in Northeast, England
...eleased. Hatchery fish also are accustomed to keen competition for food, and once turned loose into local streams they can outmuscle the smaller wild salmon. But they aren't as well adapted for life in the ocean, and it is unclear how many hatchery salmon return to spawn in the streams where they were released. ...New model of Alzheimer's enzyme may help refine future treatments
...(which is in limited supply and therefore leads to competition between APP and Notch), there also are "binding" sites, where molecules can latch onto the enzyme without competing with each other and without becoming subject to cleavage. "The active site is like a mouth -- it chews whatever it touches but can o...Changing one gene launches new fly species
...frica and the Caribbean, where there is tremendous competition for food but cold temperatures are not a problem, .... Flies from cooler climates, where there is less competition for food but greater temperature variation, have a smaller, inactive version of ds2. The same gene...Ten Chinese reporters receive AAAS Fellowships
...technology when they return home." The Fellowships competition was open this year to young Chinese reporters submitting original print or broadcast stories on science or technology issues. Winners will be invited to attend and cover the 2004 AAAS Annual Meeting in Seattle, with room, lodging and meal costs cover...Araucariaceae of New-Caledonia: endemic species in danger
...hich often act as refuge areas where interspecific competition is less fierce. That situation favours specialized species, adapted to the strong constraints imposed by the available habitats. In the maquis, Agathis ovata and the different species of Araucaria appear capable of continuous regeneration. Neverthele...Fish, FRAMES and sticky chemicals net technology award for Pacific Northwest National Laboratory
...boratory in the annual Business Achievement Awards competition sponsored by the Environmental Business Journal. The technologies recognized for innovation and "performance in challenging times" are FRAMES, a software system for understanding the effect of industrial activities on people and the environment; a te...Bighorn sheep threatened by climate change
...stock, which can lead to the spread of disease and competition for food, to poaching, mining, human disturbance and other factors. They also analyzed climatic variables such as temperature and precipitation that affect the availability of vegetation and dependable sources of spring water for the sheep. "Climate ...Department of Energy's Office of Science unveils 20-year vision for the future of basic research
...ates in a leadership position in the international competition for new ideas and technologies." The plan sets seven short-term (5-10 year) scientific priorities: the ITER fusion science experiment, scientific discovery through advanced scientific computing, using nanoscale science for new materials and processe...AAAS hosts 'Battle of the Brains' to choose area student for international competition
... WHAT: Local Brain Bee tied to an international competition where students answer questions about the brain and its functions using a spelling bee format. All questions for the local brain bees must come from Brain Facts, a book published by the Society for Neuroscience. WHEN: Tuesday, 24 February 2004, a...Local, regional governments could take lead in curbing global air pollution
...es, forests, aquifers, even the Internet. There is competition for access to each, but in each case it is difficult to exclude others. For instance, a popular Web site might become unavailable if too many users try to visit that site at the same time. Likewise, the atmosphere is a common-pool resource needed by...Final of the 2003/04 Research Councils' Business Plan Competition
...to speak to some of the teams who took part in the competition and view displays of their ideas. If you intend to...unable to attend but would like the results of the competition e-mailed on the day/to arrange an interview with the winner. Converting research into commercial...