Tag: "flooding" at biology news
Science picksleads, feeds and story seeds (November 2002)
...s are out and the smoke clears, other hazards like flooding
and debris flows grab the science spotlight. Scientists from the USGS and the Colorado Geological Survey have assessed the potential for debris flows the sliding of rocks, sediments, and debris from slopes in areas burned by the Missionary Ridge an...
New England lakes hold clues to lurking storms and floods
...erity of intense rainstorms that can cause massive flooding
should continue to increase for the next several hundred years," Noren says. The impact of human activity, especially the emission of atmospheric greenhouse gases, could speed up storm cycles, he says. Noren, who is lead author of the Nature paper, ...
'Fowl-howl' ties discovered between birds, monkeys
...so vary. Numbers trapped on various islands by the flooding
were "essentially determined by random chance," he said. Still "we do have some evidence to support my hypothesis," Feeley added. "The density of birds is strongly, positively correlated with the density of howler monkeys. The growth rate of trees i...
Cambodian government creates 1,000,000-acre protected area
...ardamoms. Protection of this watershed will reduce flooding
downstream. Floods caused damage estimated at $156...on in 2000, when the country experienced the worst flooding
in 70 years. Still, there are severe threats to the Cardamoms. Wildlife trade thrives on the street...
UC Riverside scientists report molecular switch assists plant survival in floods
...w oxygen stress (a condition that can be caused by flooding
or poor soil irrigation and that can result in sig...ratory has been studying the response of plants to flooding
for 12 years, explained that in a flooding
situation oxygen is limited; so the production of energy ...
Advance warning of storms and cyclones with new technique
4 June 2002 - Bali, Indonesia - The catastrophic flooding
in Jakarta in February this year could have been p... of Meteorology Research Centre in Australia. The flooding
was caused by large waves of air and clouds, so called Madden-Julian Oscillations (MJOs). Using sate...
May media highlights: GEOLOGY and GSA TODAY
...colonization was not a consequence of catastrophic flooding
but rather the outcome of a slow establishment of two-way flow in the Bosphorus and a time lag during which the fresher waters of the deep Black Sea were replaced by more saline inflow, eventually allowing marine organisms to colonize the Black Sea s...
Mississippi and Missouri River flood levels underestimated
...ult to estimate precisely what the human impact on flooding
has been because the factors that create severe floods overlap and are difficult to separate from year-to-year weather variations. These forces and mechanisms include climate change that drops more water into the river system, land use changes that c...
Hurricane floods pose risk to environment, health, new research on 1999 storm reveals
...e industrial livestock operations in flood plains, flooding
will lead to environmental contamination from chemicals and disease-causing organisms....
Chinese tallow tree invades Texas prairies
...burned to keep the tallow trees out. He is also flooding
sections of prairies and pumping water out of others to determine whether wet or dry conditions can make the prairies more vulnerable to invasion. Another study involves examining the effect fertilizing with nitrogen has on the trees growth. "Prair...
Dietary supplements make old rats youthful, may help rejuvenate aging humans, according to UC Berkeley study
...nt alpha-lipoic acid would do the former, and that flooding
the cell with acetyl-L-carnitine, one of two proteins that the enzyme acts on, would achieve the latter. Experiments showed that this regimen worked. Associate researcher Jiankang Liu of CHORI, UC Berkeley postdoctoral fellow David W. Killilea and Am...
Satellites tracking climate changes
...d persistent rainfall in semi-arid Africa. Ensuing flooding
creates conditions necessary for breeding of mosquitoes that transmit the virus, first to domestic cattle and frequently to people as well. Though RVF causes relatively low mortality among humans (about 1% of cases), it is often fatal to livestock, w...
Antarctic mud reveals ancient evidence of global climate change
...ce sheets could melt, causing catastrophic coastal flooding
as the world`s oceans rise. Ironically, say researchers, the most pristine continent on Earth is heating up primarily because of increased greenhouse gas emissions from cars, power plants and other human endeavors elsewhere on the planet. But new ge...
Like storm clouds, natural disasters carry a silver lining, biologist says
... mall after mall leads to more frequent and severe flooding
of urban streams. Niles Eldredge of the American Museum of Natural History called The Silver Lining highly accessible and said the chapters on fire and floods are brilliant....
Disturbance can benefit some rare forest plants
...epend on natural disturbances (such as tree falls, flooding
and landslides) to keep widespread species from dominating them, and so can also benefit from some human disturbance. "My observation suggests that moderate use of tropical forests may be compatible with the conservation of endemic plant species," s...
WWII landmark becomes a wildlife sanctuary
...ley remains largely uninhabited due to disease and flooding
during most of the year. "What makes the Hukaung Valley inhospitable to people has created a refuge for wildlife," Dr. Rabinowitz added. The reserve, officially created last month by Myanmar's government, is a major step forward in the Myanmar Fores...
Researchers pioneer techniques to lubricate microdevices
... To grease the motor, Bhushan first tried flooding
the device with Z-DOL, a commercially available synthetic lubricant that costs nearly $1,000 per pound. Z-DOL is manufactured by chemical company Monti Edison in Milan, Italy, and Bhus...
Growing neurons use silencing mechanism to avoid disastrous tug-of-war
...“In the past, it has been thought that just flooding
the system with attractant factors might overcome those inhibitory factors. But if the repellents can switch off the attractants, it might be necessary to try either to block the repellents or to affect the growth mechanism downstream within the g...
Volcano helps meteorologists find answer to climate change mystery
...evels and changing weather patterns that result in flooding
and drought. Saxena believes that the Kyoto treaty, as it stands, would not help the world's global warming situation because it doesn't address the unrestricted emissions of carbon aerosols by developing nations such as China and India. Research ind...
The role of science in restoring California's water resources
...e Delta. Part of the money will be used to control flooding
and restore wetland habitat. Freybe...problems of water contamination, sedimentation and flooding
in Silicon Valley, Lake Tahoe and other parts of Northern California....
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