New Edition Of Ecological Monographs Is Now Available
...ty of natural ecosystems. When new theories arise, old ones arechallenged. "It is humbling to note that community ecologists do not yetunderstand the causes and patterns of native species richness," says the headecologist of the study, Thomas J. Stohlgren....Deaths of Zoo Elephants Explained -- New Virus Identified
... Richman and her colleagues then went through old zoo records and foundother elephant deaths in which the symptoms resembled those Kumari had suffered.After analyzing tissue samples from these previous deaths, the researchersconfirmed the elephants had died from herpesvirus, leading them to watch ou...Amphibian Revival: Build It And They Will Come
...te-44, a six-lane highwaythat essentially replaced old Route 66, as well as a 35-yard-wide grassy median. Responsible introduction Sexton is puzzled and amazed at the phenomenon, but draws conservation lessonsfrom it. "This is what's so fascinating," Sexton says. "How they do it (emigrate), andwhat c......hese experiments allow a new interpretation of the old classicalexperiments and strengthen the point that Wnt-4 is a central player in themesenchymal cascade leading to nephron formation. Sex organ development is unique in vertebrate organogenesis because twodifferent organ systems - the male and female...... established nesting territories and one female is old enough to layeggs. The goal is for the population to expand as a result of thesereleases, as well as through natural reproduction of the cranes that have beenpreviously released....Heart Disease Symptoms Worsen When Body Tries To Adapt
...paredthe heart pumping action of healthy young and old mice to those of same-age miceharboring a defective gene that causes familial hypertrophic cardiomyopathy(FHC) -- a potentially fatal form of inherited heart disease in which the heartwall thickens and obstructs blood flow. Hypertropic card...New Technology Turns French Fry Oil Into Diesel Fuel
...price as regularpetrodiesel. Biodiesel made by the old process is priced considerably higherthan petrodiesel. Markets and funding Much of Fox and Ginosar's research was done with used french fry oil donated bythe J.R. Simplot Co. For Simplot and other food processors, the large volumes ofused vegetable...Isle Royale Wolves Bounce Back
...and an increasing numberof adults who are reaching old age. Both make easy prey for wolves," heexplains. Peterson says the park's East and Middle packs each produced six pupsduring the past year, so that these packs now number 10 wolves apiece. "Webelieve the West pack produced three offspring, but none ...... virus can infect the hearts of adults-- young and old -- and cause heart muscle damage that can shorten life andcause sudden death, according to a study in today's Circulation: Journal of theAmerican Heart Association. The discovery resolves an issue of nearly a decade's standing: whether certainadenovi...Jefferson Scientists Find Link Between Learning And Preventing Alzheimer's
...well byabout 45 percent. That includes both aging, old cells and young cells thatspontaneously die." The scientists also gave both sets of rats a neurotoxin, kainic acid.The brains of rats in the enriched surroundings were almost completelyprotected. "This is a rather dramatic finding," he notes....The Commons: Not Always A Tragedy
...ed in Science refutes Garrett Hardin'sthirty-year- old assertion that users of common resources will ultimatelydestroy the resource on which they depend. Dr. Elinor Ostrom, with the Centerfor the Study of Institutions, Population and Environmental Change at IndianaUniversity in Bloomington, spearheaded t...ASM Calls For Focus On Microbial Pollution Of Nation's Water Supply
...ards and methods for waterquality that are decades old and woefully out of date. There is a critical needfor an integrated, national initiative on the microbial quality of water and onrisk assessment as related to public health. To View the Video: click here to view for 28.8k or click here to vi...University Of Chicago To Host 'Evo-Devo' Symposium
... of data that can allow usto go back and reexamine old questions we thought we knew the answers to," saysGregory Davis, a third-year graduate student who helped organize the symposium. For example, scientists used to think that the common ancestor to allcomplex animals had to be a relatively co...Bees The Buzz In Landmine Detection
...dmines or unexploded ammunition onfiring ranges or old battlefields. The University of Montana in Missoula is coordinating this project,which is funded by the Defense Advanced Research Projects Agency, the centralresearch and development organization for the Department of Defense. Dr. JerryBr...Bacteria That Gorge On Rotting Waste Can Break Down DDT
Chicken and cow manure, old newspapers, straw and wood chips can be used tocle...up tens of thousands of contaminatedsites, such as old chemical plants, will adopt their technique. The AstraZeneca researchers mixed tainted soil...Understanding Earth's Underwater Forests: Kelp Demography Off The Coast Of California
They share many of the same qualities as old growth forests, but the only way toreally appreciate these magnificent places is through the lens of a diving mask.Sometimes encompassing several miles of area with towering vegetation, thickcanopies, and abundant wildlife, these underwater forests a...Endangered Species' Recovery Plans Face Comprehensive Scientific Review
...rbased on factors such as the type of species, how old the plan is, whether itcovers a single species or more than one, and whether a plan has been revised. "We need to look at a number of factors, including the reason the species becameendangered, the region of the country where recovery plans are in fo...UF Anthropologists Study Techniques To Solve Mysteries Of Dead Bodies
...hopes of finding newways to solve the mysteries of old murders or accidental deaths. Police and forensic anthropologists often are frustrated by the wayFlorida's wildlife eats and scatters human remains, making it difficult, ifnot impossible, to determine whether the person was a victim of an accidentor ......rchers have determined the city's fleet is growing old andpolluting the air. The average vehicle in Atlanta has about 90,000 accumulated miles on it,and there are a significant number of vehicles with more than 200,000 miles onthem, according to Georgia Tech's Air Quality Laboratory. Researchers ......ome bacterial sequences, so are thought to be very old and therefore alsoimportant from an evolutionary standpoint. Based on data found in the scientific literature and the Human Gene MutationDatabase, Kazazian estimated that roughly 1 in 600 mutations arise fromretrotransposon-mediated insertions an...