Tag: "vegetation" at biology news
Duke expedition to rescue rare lemurs
...fully monitor their blood values and only feedthem vegetation
and other materials that we know are low in calcium." Romeo has now reached a weight of 14 pounds, well on his way to hisadult weight of 18 to 20 pounds. Captive breeding programs such as the Duke Primate Center's can rapidlyr...
Evergreens help block pesticide from crop fields
... "buffer zones" of unplanted ground or non-crop vegetation
around crops to catch droplets of pesticide spray carried by the wind. These rows of non-crop vegetation, or windbreaks, absorb pesticides that would...
Were the last dinosaurs roasted alive?
... ago, huge amounts of methane generated by rotting vegetation
lay trapped in sediments more than 500 metres below sea level. At these depths, low temperature and high pressure allow methane to combine with water to form solid methane hydrates. Enormous quantities of methane hydrate are trapped below the Earth'...
Carilion, Virginia Tech, U.Va. create biomedical institute -- Virginia Tech forms optical sciences and engineering research center
... as images packed with information, such astype of vegetation
or crop, mineral resources, pollution, etc. In essence, a spectrareading is taken for each pixel in the image and then compared with spectra of physicalitems of interest, thereby allowing their identification within the image. Now used foreverything ...
New Cosumnes River research partnership announced
... feed and grow, and splittail have used the native vegetation
to lay their eggs in the shallow waters. The floodwaters deposited nutrient-rich sand and soil in the field, creating a natural seedbed. After the water receded, a young forest of cottonwood and willow sprang up almost immediately. The 100-acre field...
Threatened Galapagos plants are focus of biologist's field guide
...udying plantpollination, said some areas of native vegetation
are being choked out by imported plants that thriv...-discriminating appetites. To them, said McMullen, vegetation
is vegetation, whetherit's endangered or not. And then there's man himself. "Even though tourism t...
BES and ESA to meet: Two plenary sessions to focus on carbon
... researchers have been investigating the role that vegetation
may play in ameliorating climatic warming. During...f Edinburgh will review evidence for the view that vegetation
is being fertilized on a global scale by elevated amounts of CO2 and the deposition of nitrogen. In...
The future of planet earth: scientific challenges in the coming century
...potential future changes in hydrology, climate and vegetation
patterns, and storm effects on coastal systems. More information about global change is available at geochange.er.usgs.gov or contact USGS scientist Elliot Spiker at 703-648-5330. For more information about glaciers, contact USGS scientist Bruce ...
USGS scientists find new population of Asian swamp eels in south Florida
...ight. In the day, the fishes hide in thick aquatic vegetation
or in small burrows and crevices along the water's edge. In many populations, all young are hatched as females, and then, after spending part of their life as females, some eels transform into large males. At first, said Curnutt, biologists believe...
Study points to U.S. as generator of greenhouse gases
...the storage of carbon in growing forests and other vegetation
of North America, as some earlier studies had sugg...rly accounted for in the Earth's atmosphere, land, vegetation
and oceans. "Some past studies suggested that a big part of the missing carbon sink was in the fores...
New science resources available from the ESA
...Consequences and Control To the untrained eye, the vegetation
of the Florida Everglades may look lush and healthy, but a closer look will reveal that many marshes are overrun by Brazilian pepper (Schinus terebinthifolius), a South American tree that has taken over 280,000 hectares of south Florida. The Ecologi...
Gorillas in the bits: remote sensing boosts efforts to protect mountain gorillas & rebuild Rwanda's economy
...s. This information provides rich new detail about vegetation
in the area, even allowing scientists to distinguish individual plant species. The partnership may also get help from the National Aeronautics and Space Administration (NASA), whose Digital Earth initiative seeks to make the agency'...
Best bet for saving cave species
...cave species are vulnerable to disruptions of the vegetation
and drainage basins of the overlying surface. For example, deforestation around caves can decrease bat and rat populations, thus reducing the dung that many cave species depend on. Dung-dwellers account for an estimated 40% of the U.S. species th...
Jays and cars don't mix
... alternatives would be, oddly enough, clearing all vegetation
of the right-of-way and keeping it mowed," says Mumme. "Then the jays will be able to see well and will find less food on the road....
Mountains of variables: The effect of landscape features on atmospheric deposition
...landscape features as edges, elevation, aspect and vegetation
type, the team used a geographic information system (GIS) database to scale up their estimates to the whole of the Hunter Mountain landscape. The team also found that deposition at the high elevation region was 13-43% greater than the adjacent lo...
Biological legacies a key of ecological rebirth after Mount St. Helens eruption
...me at an important turning point in thinking about vegetation
both for scientists interested in natural processe...r and they have greatly influenced the patterns of vegetation
found today. This "luck of the draw," more than any other factor appears to dictate the nature of w...
Blister beetles use sex and subterfuge to infiltrate bee's nests
...oted that triungulin masses position themselves on vegetation
much like female bees-perched on the top of a plant stem-and males approach and land on masses and females in the same way. To test for the possibility of olfactory cues, the researchers placed model aggregations near live aggregations that were form...
New research centre to continue 200-year-old traditions
...ntact piece of coastal woodland, mallee and heath vegetation
remaining in South Australia, and a key biological reference area. It is also the site of the Rocky River Field Research Centre, where studies have included research on the Western Grey Kangaroo, Tammar Wallaby, Short-beaked Echidna, Platypus, Koa...
Amazon rainforest field research facility opens for ecological, global change studies
... Tapajós National Forest where measurements of vegetation
and the flow of atmospheric carbon and water will be made on the ground and from a 150-foot (45-meter) walk-up tower into the forest canopy and a 210-foot (65-meter) instrumented tower that reaches above the canopy. Another field station in the natio...
Unearthing the secrets of human skeletal remains
... depressions in the soil," she says. "In winter, vegetation
regrowth makes it extremely difficult to detect an...nt. "There is some small indication of different vegetation
for the three kangaroo gravesites, but it varies between them, as I chose three typical case scenari...
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