Tag: "floor" at biology news
Selective logging causes widespread destruction of Brazil's Amazon rainforest, study finds
...he canopy, how much dead material is on the forest floor
and how much bare soil there is. Extracting those data has been a Holy Grail of remote sensing. With CLAS, we've been able to obtain a spatial resolution of 98 feet by 98 feet for the Brazilian Amazon Basin. That's huge." CLAS technology For the Sc...
Creeping crinoids! Sea lilies crawl to escape predators, new video shows
...g away from the predators. In some photos, the sea floor
around the urchins was littered with sea lily appe...its of dead sea lilies that they find on the ocean floor
but rather bite pieces right off their prey, giving sea lilies plenty of incentive to shed their sta...
Center releases new public survey on stem cells
... the polarized, deep moral divide expressed on the floor
of the Congress and in the op-ed pages of American newspapers. The survey found wide support for embryonic stem cell (ESC) research that cut across political, religious and socio-economic lines, with two-thirds of respondents either approving or stro...
Newly discovered birdlike dinosaur is oldest raptor ever found in South America
...unusual dinosaur is on public display on the upper floor
of The Field Museum in the MacDonald's Preparation Lab. It will be part of Evolving Planet, a permanent exhibition that opens March 10, 2006. Drifting continents About 200 million years ago, all of the Earth's land was amassed in one supercontine...
NASA sees 2004's Hurricane Charley slice a Florida island
...sured ocean depths and the topography of the ocean floor
and the coast. The data were compared to an earlier survey conducted in June 2004 by the Army Corps of Engineers using CHARTS (Compact Hydrographic Airborne Rapid Total Survey) to detect the magnitude and spatial variability of coastal changes such a...
El Carmen the first wilderness designation in Latin America
... which lies high above its Great Chihuahuan Desert floor
and is the heart of a binational megacorridor that is considered an international conservation priority. Mexico is the fourth richest country in diversity of species and the second richest in ecosystems worldwide. Thanks to this biological wealth, s...
USC recipient of stem cell training grants from California Institute for Regenerative Medicine
...cal fellows an opportunity to get in on the ground floor
of the exciting new developments related to human embryonic stem cell research and the clinical potential of this research. "The awarding of this grant to the Keck School of Medicine of USC will definitely serve as a stimulus to our stem cell researc...
Can ancient rocks yield clues about catastrophes like Hurricane Katrina?
...ons. By analysing sediments laid down on the ocean floor
about 85m years ago in the Cretaceous, the research team found evidence that Cretaceous greenhouse climate was highly variable and repeatedly resulted in major changes in ocean chemistry and deep circulation causing disastrous consequences for marin...
The Antarctic Ocean floor
...esent campaign the scientists will trawl the ocean floor
at up to 2000 metres depth, using both Agassiz-tra...tary. With the Agassiz-trawl a corridor of the sea floor
is swept to catch all the species on the way in a mixed form. On the other hand the Box-corer is cas...
Survey discovers potential threat to Maine's fishing
... squirt -- Didemnum sp . -- that can damage ocean floor
habitats and commercial species that live there. The survey was conceived and organized by Robin Hadlock Seeley, a visiting fellow in the Department of Ecology and Evolutionary Biology at Cornell. The invading sea squirt, first documented on the east...
Fire fighters, managers use new software to estimate fire hazard; air pollution levels
...mount of fuel, how it is distributed on the forest floor
and in the tree canopy and understory, and the potential behavior of a fire once it ignites. And there are other applications. "Not all fires are created equal; different fuels produce different amounts of smoke," says Don McKenzie, a research eco...
Oceanographers work a quarter of the world away from ship they're 'on'
...the rocks reacting with seawater. If so, the ocean floor
is littered with vast, exposed deposits of mantle rock like those under Lost City that could be filled with life that no one realized was there. Sampling for radiogenic age dating from across a broader swath of Lost City, seeking areas that may be...
Census of Marine Life explorers surprised by diversity, density of Arctic creatures
... samples by towing two kinds of net over the ocean floor
and by stamping out small cores 50 centimeters dee...Ocean fauna. The scientists found on the ocean floor
miniscule meiofauna, single-celled creatures less than half a millimeter long, the most successful a...
North Atlantic right whales headed toward extinction
...om buoys on the surface to lobster pots on the sea floor
by consolidating many pots on one line....
Using nanoparticles, in vivo gene therapy activates brain stem cells
... was to reactivate adult stem cells located on the floor
of brain ventricles, germinal cells that normally produce progeny that then die if they are not used," said Michal K. Stachowiak, Ph.D., co-author on the paper and associate professor of pathology and anatomical sciences in the UB School of Medicine ...
Woods Hole Research Center plans controlled burn in Amazon rainforest
...e fire." Fires are set in the litter of the forest floor
using kerosene drip torches along parallel 1000m-long transects every 50 meters through the square-kilometer parcels, and allowed to spread through the forest naturally. Firebreaks are cleared along perimeter trails and roads in preparation for the e...
Discovering an ecosystem beneath a collapsed Antarctic ice shelf
...ocean bottom--it's like lifting the carpet off the floor
and finding a layer that you never knew was there....ine for researchers to probe portions of the ocean floor
that have been undisturbed for nearly 10,000 years. The researchers speculate, for example, that the...
Australian discovery of adult stem cells in the uterus could restore your pelvic floor & more
...using these stem cells to aid the repair of pelvic floor
prolapse. "If we could offer women a bioengineered...though it can happen to younger women. The pelvic floor
is weakened during pregnancy and childbirth and as a woman ages the strength of these muscles can de...
Virginia Tech, Nanjing Institute researchers discover half-billion year-old fossils
...y were flat-lying organisms sprawling on the ocean floor
550 million years ago, much like some fungi, lichen, or algae do today." The resemblance to modern fungi, lichen, or algae may stop at the seemingly similar life position on ocean floor. "In fact, the morphology of the new fossils is unlike any livin...
Logging changed ecological balance for monkeys, damaged health
...sive shrub that has overwhelmed much of the forest floor
where trees were removed, Gilllespie said. Because elephants love to eat the shrub, they trample through the clearings, adding yet another obstacle for the growth of new trees, he said. "Knowledge of how particular species are affected by various for...
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