Rising temperatures will lead to loss of trout habitat in the southern Appalachians
...e Southern Appalachians could disappear due to the warmer temperatures predicted under two different global ...lacksburg, VA, maps out trout habitat in a future, warmer climate. The three species of trout that live in the Southern Appalachians--native brook and the i...Why do cold animals make bigger babies?
...ironments produce larger offspring than lizards in warmer environments. So why do animals in colder climates produce larger offspring? One theory suggests the larger size of offspring counteracts their slow growth in the cold. Yet another theory suggests large offspring are not directly linked to tempera...New study explains why hotter is better for insects
...ion." This research suggests that adaptation to warmer or to colder temperature inevitably alters the population dynamics of insects, a result that has important consequences for agriculture, public health, and conservation....New scientific challenges and goals for ESA's Living Planet Program
...perature both point to human activity leading to a warmer world, unlike anything seen over the last million years. A better knowledge of the Earth System and the impact that increasing human activity is having is of crucial importance in providing the basis for the management of our environment and our abil...USGS at The Wildlife Society: From sea-ice change to contaminants to predators and prey
...and years ago when temperatures were substantially warmer than they are now. These facts alone suggest there is reason to continue to study polar bears. Because current predictions of increasing temperature are based upon a relatively short time line there is uncertainty about what the future may bring. By ...'Stress and the city': Urban birds keep cool
...These species seem to profit, for instance, by the warmer microclimate and additional anthropogenic food supply in cities. However, they are also confronted with many novel and potentially stressful anthropogenic disturbances, such as the permanent presence of humans, higher densities of cats and dogs, nois...Evolution of Old World fruit flies on three continents mirrors climate change
...eemingly provide the flies with protection against warmer temperatures. The genetic composition found in the newest samples corresponded almost exactly to the composition of insects that in earlier studies were collected from sites 70 miles, or 1 degree of latitude, closer to the equator. That means frui...Breaks in hibernation help fight bugs
...daptation to combat the germs, when experiencing a warmer winter. However, Salmonella doesn't thrive at very low temperatures, so when animals experience a particularly cold winter, these breaks wouldn't be crucial. But if the animals were exposed to certain pathogens that thrive at low temperatures, lik...Story tips from the Department of Energy's Oak Ridge National Laboratory, August 2006
Energy -- A warmer future . . . Atmospheric CO2 levels are projected to increase in the future and result in the Earth's warming. A numerical economic model, driven with a climate model calculated on Oak Ridge National Laboratory's IBM Cheetah Supercomputer, has si...Heart has enough oxygen to survive hypothermia, CPR crucial
.... Tveita recalled the recent case of a person in a warmer climate who became hypothermic after being swept out to sea on a cold current. Rats serve as model "In this study, we wanted to find out if there are problems with low blood pressure, low pulse, low cardiac output (the volume of blood the heart...Yale dean addresses biggest environmental threats in new book
... change, which the authors assert will result in a warmer and wetter planet, more floods and droughts, more severe hurricanes and cyclones, significant sea level rise. They say that by the end of this century, possibly half the American landscape will become unable to sustain their current plant and animal ...Large dinosaurs were extremely hot in their day, UF study finds
...urs 65 (million) to 150 million years ago was much warmer than today, the animals could nonetheless maintain high body temperatures in polar climates with freezing or near-freezing conditions. The advantages of being a 'warm' reptile are that no energy has to be expended to produce metabolic heat to keep wa...More large forest fires linked to climate change
...area burned. Climate model projections suggest warmer springs and summers are more likely to occur in the West, amplifying the region's vulnerability to wildfires, the researchers note in their article. The researchers suggest that more severe fires could change forest composition so drastically tha...Healthy coral reefs of Madagascar resisting damage from climate change
...coast have so far resisted the damaging effects of warmer ocean temperatures attributed to global climate change, say scientists who recently studied the region. The survey of a previously unexplored region in March 2006 by scientists from Conservation International and its partners documented a much greate...Cornell researchers find serious fish virus in Northeast for first time
...mmer weather impacts how the virus spreads because warmer water can stress fish, thereby lowering their natural defenses and making them more vulnerable....Connections between neurons act as information filters in the brain
...o interpret, the Salk researchers recorded data in warmer conditions, slightly below body temperature. "Intuitively, I recorded at physiological temperatures instead of room temperature and that turned out to be the key," remembers Klyachko. "I found that synaptic transmission is highly temperature-dependen...Newborn screening can cause unnecessary parental stress
...ith statements like "I expected to have closer and warmer feelings for my child, and this bothers me"; the second has statements such as "My child makes more demands on me than most children.") Waisbren believes a positive test result can increase expectations of illness even when it is later found to be in...Same species responds differently to same warming, depending on location
...ter around them - and it's not the simple 1-degree warmer and 1-degree rise in body temperature that has been assumed, says Sarah Gilman, a University of Washington postdoctoral researcher and lead author of a paper appearing online June 5 through June 9 in the Early Edition of the Proceedings of the Nation...Discovery may speed forest biotechnology
...ve about the same even if they are transplanted to warmer regions, the scientists say. For applied research, Strauss said, researchers can now induce activation of the FT gene earlier, so that trees will reproduce at much younger ages months instead of years - and better lend themselves to conventional gen...Taking evolution's temperature: Researchers pinpoint the energy it takes to make a species
... many different life forms seem to converge at the warmer areas of the planet. Writing this week in the Proceedings of the National Academy of Sciences, scientists say higher temperatures near the equator speed up the metabolisms of the inhabitants, fueling genetic changes that actually lead to the creation...