Tag: "square" at biology news
Electronic tongue for environmental monitoring
...pot a millimetre square, you actually have several square
metres of internal surface area, says Professor Barrow. It is in effect a tiny chromatographic extraction cartridge. You could put the system in a river or factory process stream to monitor the mixtures flowing through it, says Professor Barrow....
New equine treadmill facility a research, evaluation resource
...ful data for clinical research projects. The 2,800 square
foot building is heated and air conditioned so that horses exercise in a controlled environment while diagnostic tools are in use. Money used to construct the new facility was donated by the private sector. The building is named in honor of founding...
Invading species have harder time cracking diverse plant communities
...luding plants of Eurasian origin. They studied 147 square
plots of land, each three meters on a side, at the university's Cedar Creek Natural History Area near the Twin Cities. Each plot had been planted with either 1, 2, 4, 6, 8, 12 or 24 grassland plant species, and the researchers had already noticed mor...
Common bacteria kills elkhorn coral off Florida keys, says UGA research team
...rida Keys National Marine Sanctuary protects 2,896 square
nautical miles of seagrass beds, mangroves, hardbottom areas, and coral reefs, including elkhorn coral. Elkhorn coral is an important Caribbean shallow water species, providing both food and shelter for many animals on the reef. Its massive branchin...
Communities dealing with hazardous waste need independent adviser, UCLA engineering professor says
... In this case, the community is approximately five square
blocks in the Del Amo area of Los Angeles where DDT had been found in "concentrations that were alarming," Cohen said. The contamination was the result of production of the pesticide DDT in the area for decades. As the remediation project got under w...
ESA benefits grizzly bears
... where the density of people was less than 1.3 per square
mile. Today, however, grizzlies are persisting at...h higher human densities (about 5 and 8 people per square
mile for Yellowstone and the Northern Continental Divide recovery areas, respectively). Mattson and...
...e of measurement. The food density you see at one square
meter changes when you zoom out to one square
kilometer." The researchers assert that measurement scale is related to body size. Haskell explai...
US government commits $36 million to protect Congo's forests
...as, the new park system will safeguard some 10,000 square
miles, or ten percent of the entire country's landmass. "President Bongo's recent announcement is especially noteworthy and precedent-setting for conservation," said Dr. John Robinson, Senior Vice President and Director of International Programs of t...
Study sheds light on mess in polluted streams
...uence is widespread: Mining disrupts about 240,000 square
kilometers of the Earth's surface (about 93,000 square
miles, an area roughly the size of Oregon). The gelatinous floc is bad enough by itself; it gums up ...
Duke ecologist's book offers hopeful view of Earth's plight
... the last three decades, lost a million and a half square
miles of forest, the equivalent of all the forest lands in North America today. As Jackson, an associate professor of biology at Duke University, lays out a stunning litany of facts about the damaging human impact on Earth, he also emphasizes the im...
Scientists find grass yield, carbon storage not affected by creepy-crawlies in the soil
...hamber housed a mini grassland ecosystem one metre square
taken from Sourhope, a grazed upland grassland habitat in Scotland. Over seven months researchers removed soil animals and then artificially reconstructed the grasslands with animals that differed in their body sizes- treatments contained small, med...
New screening technique may speed hunt for genes
...sought-after culprit, driving the research back to square
one. The result is that while the genes involved in a few inherited diseases such as cystic fibrosis have been identified, many have not. Now, two scientists say they may have found a way to make the search more economical and speed it up. In an ar...
Six reporters named to receive 2002 AAAS Science Journalism Awards
...o described a marine reserve, for example, as "151 square
nautical miles of crystalline water brush-stroked with the brilliant hues of tropical fish and lush coral." Magazines Michael Specter of The New Yorker earned the AAAS Science Journalism Award for magazine entries with his 10-page story on the ev...
Wildlife researcher captures jaguars with camera
...y. Researchers place a pair of cameras every three square
kilometers in order to keep track of the jaguars. ... estimate there are at least eight jaguars per 100 square
miles. "In conservation terms, the Chiquibul Forest Reserve is a healthy rainforest," Kelly explains...
Bush signs; ozone treatment for ballast water; wetland restoration template goes national
...ation's wetlands, is losing them at the rate of 30 square
miles per day, an annual loss of wetlands larger than the state of Rhode Island --- it is hoped that the Sea Grant template will assist in slowing, if not reversing the loss of America's valuable wetlands. CONTACTS: Tara Nierenberg, Oregon Sea Grant...
Global analysis finds nearly half the Earth is still wilderness
... densities an average of less than one person per square
kilometer. Excluding urban centers, these 19 areas...original vegetation intact, covers at least 10,000 square
kilometers (3,861 square
miles) and most have fewer than five people per square
In mutually beneficial relationship, slowest-evolving species gains upper hand
... is at a disadvantage because he can only move one square
at a time. Since the queen can move as many spaces as she wants, she relents and meets her husband on his side of the board. Bergstrom and Lachmann worked with a mathematical model devised from evolutionary game theory, which studies games in which t...
Peoples' household dynamics crucial to biodiversity
... may be shrinking in size, but growing in terms of square
footage. Fewer people tend to live in more space, ...last three decades, from an average of about 1,800 square
feet in houses built before 1970 to an average of roughly 2,400 square
feet built between 1970 and 2...
Ocean report calls for the immediate creation of marine reserves throughout the United States
...network consists of 10 small reserves totaling 133 square
nautical miles. "The Channel Islands network represents one of the first times that local community leaders, scientists, fishermen, divers and recreational users all got together to plan a reserve system," he explained. "It serves as a real model for...
UAF Institute of Arctic Biology researcher featured in Science
... interlaced, stone-bordered polygons covering many square
meters," said Mann. "Self-organization represents a creative force whose existence we barely suspected just a decade ago." Mann is working with Brad Werner on a related project dealing with the self-organization of the Alaskan landscape. Werner is cu...
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