Tag: "season" at biology news
New research indicates a 'troubled' greenhouse is brewing
...ation confirms that the contrast between the rainy season
and the dry season
will increase dramatically," says Greg Retallack, whose study indicating that a troubled greenhouse ...
World's largest rainforest drying experiment completes first phase
... The panels were removed during the five-month dry season
each year. To sort out the forest responses to the..., simply stopped growing during the end of the dry season
of 2000, following the first period of rainfall exclusion, as the trees of similar size continued to...
Robot-based system developed at Carnegie Mellon detects life in Chile's Atacama desert
... of Science. The "Life in the Atacama" 2004 field season
?from August to mid-October ?was the second phase of a three-year program whose goal is to understand how life can be detected by a rover that is being controlled by a remote science team. The project is part of NASA's Astrobiology Science and Techno...
No relief for Pacific Northwest drought
...es. As a result, 2005 should be a fairly mild fire season
in most areas of the nation. But the same forecasts for a period from now to August show some pockets of drought severity and associated fire risks in southern Florida, Maine and southeastern Arizona. And there is a major problem of historic proport...
Shift of weather patterns necessitates rethinking of reforestation methods
...4 inches in diameter. "Now that the third growing season
is under way, the fall-planted containerized trees are really taking off," Taylor said. "Some are 7 feet tall and taller. Compare that to traditional bare root/spring seedlings that have been left behind." As for spring plantings, both bare root and...
Putting ecology back into river restoration
...reconstruction, and should avoid the fish spawning season
for construction work," Palmer explains. The final criteria is ecological assessment. According to Palmer: "It is critical that the broad restoration community, including funding agencies, practitioners and citizen restoration groups, adopt criteria ...
Experiment station researchers to explore genome of disease-fighting fungus
...ntinue to protect the plant throughout the growing season
and spread throughout the root system." Finding unique genes involved in inducing plant resistance could also aid the greenhouse industry that encounters problems with seedling rot in different plant varieties. "In the nursery industry where you tr...
Tsunami-damaged coral reefs should be left to recover naturally, say scientists
...ts of earth around, they should do this in the dry season
rather than the wet season
to avoid sediment being washed into the sea." USEFUL WEB LINKS: The Coral Reef Targeted Research &a...
Mice brains shrink during winter, impairing some learning and memory
... conserve energy to survive during the cold winter season
when food is scarce and conditions are harsh. "Th...said. The shrinking of the brain corresponds to a season
when the mice may have less need for spatial memory, Nelson said. "They don't maintain as large a t...
Late peak may have prevented severe flu season from becoming worse
The 2004-2005 flu season
was at least as severe as the 2003-2004 season, bu... later peak may have prevented the most recent flu season
from being even worse. A flu season's severity is reflected in hospital admissions for community-ac...
Past droughts geographically widespread in the West, according to tree-ring data
...acre-feet of runoff ?the first above-normal runoff season
since 1998 -- filled the reservoirs on the Salt and Verde rivers, stream flows into the Salt and Verde have been below normal for eight of the last 10 January-through-May runoff seasons. Phoenix-based SRP is the largest provider of water to the grea...
Lands surface change on Alaska tundra creating longer, warmer summers in Arctic
A gradual lengthening of the snow-free season
in Alaska's tundra, and a corresponding northward ...s best explained by a lengthening of the snow-free season
there," said Howard E. Epstein, an associate professor of environmental sciences at the University o...
DNA from feathers tells tale of eagle fidelity
...female pair stays together throughout the breeding season
and shares responsibility in raising young, DeWoody said. But just because two individuals act like a pair doesn't guarantee they're not having trysts on the sly. In fact, studies over the last decade have shown most broods of socially monogamous bi...
Tropical Deforestation affects rainfall in the U.S. and around the globe
...ecline in the U.S. to California during the winter season
and further increases rainfall in the southern tip of the Arabian Peninsula. Improved understanding of tropical forested regions is valuable to scientists because of their strong influence on the global climate. The Amazon Basin literally drives wea...
On a wing and a prayer - Alaska researchers seek clues to bird flu
...es are spending part of this summer's bird-banding season
collecting cloacal swabs of birds temporarily captured as part of other studies. "One of the reasons we don't understand the ecology of the virus is that we don't know what happens to the virus in its natural ecosystem," Runstadler said. "We need to...
Researchers find Amchitka seafood safe for now
...ct that we were able, within the very short single season
of work, to add so significantly to the geophysical understanding of Amchitka and its marine environment. I worked with excellent teams from four good research universities." David Kosson, head of the CRESP Remediation Center of Expertise and Profess...
Beach pollution is worst during new and full moon
...ull and new moons, but have nothing to do with the season
of the year. The results are of immediate practical use to swimmers and beach managers alike, according to Boehm. "The general public can use the phase of the moon and the tide stage to assess the relative risk of illness," she says. "It is riskier ...
Chernobyl: The true scale of the accident
...trictions on hunting, including scheduling hunting season
when animals have lower meat contamination. How contaminated are the aquatic systems? Contamination of surface waters throughout much of Europe declined quickly through dilution, physical decay, and absorption of radionuclides in bed sediments and ...
Retinal scans eyed for New Mexico show cattle
...-H and FFA show cattle that spent much of the past season
moving between regional livestock fairs. Encinias used a $3,000 retinal scanner not much bigger than a small video camera to record the IDs at three locations over a six-month period. To make the digital record, the cow is held in what's known as a ...
Breath of the dragon: ERS-2 and Envisat reveal impact of economic growth on China's air quality
...ansportation is suddenly reduced after the holiday season
but because there is an eastward outflow of air that was previously revolving around Asia. This is the same type of phenomenon that carries dust from the Gobi Desert across to the West Coast of the US." China is reliant on coal to meet 75% of its n...
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