Story tips from the Department of Energy's Oak Ridge National Laboratory, October 2004
...ystem that quickly sorts and evaluates spatial and geographic information captured in enormous volumes of images. The Oak Ridge National Laboratory-developed system combines the lab's expertise in a number of areas and addresses the problem of having too much information for trained personnel to analyze. Conseq...Laboratory test of evolutionary theory confirms importance of links between populations
...oevolution. Thompson is a leading proponent of the geographic mosaic theory of coevolution, which emphasizes tha...are linked across landscapes, resulting in complex geographic mosaics of species interactions that can evolve differently in different locations. "We have a prett...Biodiversity: measuring up to the loss
...coarser temporal resolution, they have much better geographic representation; they're based on nearly all species in a group worldwide rather than on a potentially biased subset. The Red List Index therefore provides a reliable baseline to track progress toward the 2010 target, not only for birds but for all gr...US DHS sponsored evaluation confirms superior performance of Response Biomedical's RAMP anthrax test
... anthracis isolates representing a wide variety of geographic sources and physical variants. The specificity of RAMP was also demonstrated in evaluations to confirm that it would not cross react with non-Bacillus anthracis bacteria. To judge the accuracy of the data generated, AOAC organized 12 laboratories na...Other highlights in the November 17 JNCI
...n meats and grains, but dietary intake can vary by geographic area because of different concentrations of the element in the soil. People living in regions where selenium intake is low have higher rates of several cancers, including colorectal cancer. In addition, secondary analyses of data from a large randomi...Study in Royal Society journal on possible genetic factors in social responsiblity
...R Libois and Dr JR Michaux Our study compared the geographic and genetic structures of the woodmouse Apodemus sylvaticus, with those of its specific nematode parasite, Heligmosomoides polygyrus. Our results provided evidence that both species survived similarly to the Quaternary ice ages in Spain, Italy and Si...Russia- wide tiger count begins
...ey traverse their home ranges looking for prey. A geographic database records the location and characteristics of each track reported, allowing specialists to estimate minimum numbers of tigers in the entire region. The lone remaining population of Siberian tigers was under intensive poaching pressures during ...Revisiting the vertebrate invasion of the land
...cal sequence, documented the relative rapidity and geographic distribution of the tetrapod appearance, and fueled new controversy over the environmental and biological factors involved. Topics in this state-of-the-art issue range from the fish-tetrapod fossil record to diverse aspects of the behavior, physiolog......nce suggest that subspecies designations--based on geographic range and morphological traits such as body size, skull traits, coat color, and striping patterns--may be flawed. To get a clearer picture of the genetic structure of existing tiger populations, Shu-Jin Luo, Jae-Heup Kim, Stephen O'Brien, and collea...JCI table of contents, December 15 2004
...f the organism appear to be dominant in 2 distinct geographic locations. Surprisingly, while the 2003 UK-based study found no evidence of hypervirulent clones or "superbugs" assocated with particularly invasive forms of disease, Melles et al. examined isolates from individuals with bacteriemia, deep-seated abs...Return of the Staphylococcus aureus 'superbug'
...f the organism appear to be dominant in 2 distinct geographic locations. Surprisingly, while the 2003 UK-based study found no evidence of hypervirulent clones or "superbugs" assocated with particularly invasive forms of disease, Melles et al. examined isolates from individuals with bacteriemia, deep-seated abs...Iceberg poses no threat to Antarctic personnel
... Station seaport. The U.S. research station at the geographic South Pole is more than 800 miles inland, and supplies are airlifted there from McMurdo after arriving on ships. B-15A is a fragment of a much larger iceberg that broke away from the Ross Ice Shelf in March 2000. Scientists believe that the enormous...Big, old fish key to restoring groundfish stocks
...inct nature of groundfish populations in different geographic locations, they said. Exactly that type of "seeding" effect has now been documented with some populations in the Georges Bank off the East Coast, Hixon said, which had huge closures in the mid-1990s due to collapsing fisheries. "As we come to better ...AGI publishes 10th edition of GeoRef Thesaurus
...s; usage notes; dates of addition; indexing rules; geographic coordinates; and guidelines for searching. The mai...tematic (including minerals, fossils, rock types), geographic and economic terms. The new terms represent names and concepts frequently encountered by GeoRef inde...Report assesses health implications of perchlorate ingestion
...they were studies in which data were available for geographic areas, not for individuals. Relationships observed at the geographic level may not apply at the individual level, and therefore such studies cannot provide direct eviden...New findings lead researchers to question basic assumptions of fisheries management
... about genetically distinct populations within the geographic ranges of some marine fish species, as well as evidence that successful breeders may be few and far between in some populations. These and other findings further undermine fundamental assumptions of current fisheries management, Berkeley said. "These...Secrets of whales' long-distance songs are being unveiled
...w feature. It is as if they are slaloming from one geographic feature to the next. They must have acoustic memories analogous to our visual memories," he says. Among the puzzling questions yet to be answered is exactly what motivates much of whales' long-distance movements. Watching the positions of fin whale s......ys Clark. Singing whales appear to slalom from one geographic feature to the next using the echoes of their intense, infrasonic voices to navigate. They do this during long periods of complete darkness in the middle of the ocean basin where echoes take 10 to 20 minutes to return. They must have the ability to ...New science sheds light on rebuilding fisheries
... fish, but you also need big fish throughout their geographic range. Each year only a subset of rockfish spawn successfully, and it's impossible to predict where these "winners" will be from year to year. "If we want to have more consistent levels of replenishment from year to year rather than a boom and bust...... Thats what was most striking, Pol said. Given the geographic location, you wouldnt expect to find a raptor there. So from the beginning we knew we had an interesting finding. Since Gondwana and Laurasia were completely separated by ocean 90 million years ago, the find suggests that a common raptor ancestor pro...