Tag: "global" at biology news
First view of a world without fire
...know, from satellite imagery, that wildfires are a global
phenomenon occurring on all vegetated continents. ... developed to answer questions on the link between global
climate change and vegetation, was used to simulate a world without fire for this research. Dr Willi...
Molecular biology fills gaps in knowledge of bat evolution
...lion years ago during a lush period of significant global
warming in a region that is now North America. This latest research helps fill gaps in the evolutionary history of one of the most diverse group of mammals on earth and the only mammals capable of powered flight. The fossil record alone left bat evol...
Green tea extract boosts exercise endurance 8-24%, utilizing fat as energy source
...one suggesting other additional influences In the global
search for enhanced athletic performance (and health and fitness), the Kao team said they "have shown that GTE improved endurance capacity and that the improvement was dose-dependent. A similar effect was observed in mice fed EGCG, a major constituen...
Man and mouse share genome structures
...OX genes for specific developmental programs. This global
activation may have implications for understanding...ry of how genes are turned on. The ability to take global
views of chromatin in human cells holds tremendous promise for unraveling this mystery."...
AAAS announces winners of the 2005 Fellowships for Reporters from Africa
...t five years, hopes that he can help to "alleviate global
problems" by responsibly reporting science and technology developments throughout Africa. Nurat Miquidade , Radio Mozambique Miquidade has worked as a radio reporter for nine years. Her stories are broadcast in Portuguese throughout Mozambique. ...
Assessment of recent rapid land-cover change yields portraits of global human impact
... useful picture to emerge; the assessment includes global
maps showing regions of rapid land-cover change. The most populated areas of the world, the study notes, are located in the Gangetic Plain of northern India, the plain and north plateau of China, and the island of Java in Indonesia. Cities that are ...
Experimental radar provides 3-D forest view
...onesia. A future space-based version could measure global
biomass to sharpen the accuracy of climate change ...surrounding canopy could be detected. An improved global
picture of forests which cover about 27% of the Earth's total land surface would have multiple use...
Biodiversity hotspots identify conservation priorities
... contains the results of an in-depth reanalysis of global
hotspots, a widely used prioritization strategy fo...and area yet account for a very high percentage of global
biodiversity. The concept was subsequently refined by Myers and CI, most recently in 2000. "This new...
Story tips from the Department of Energy's Oak Ridge National Laboratory, February 2005
...iassic boundary and is noteworthy because it had a global
effect. After examining biomarkers and isotopic data from rocks from western Australia and southern China, Turgeon and colleagues theorize that many areas of the world's oceans became oxygen-depleted and sulfidic. This made the oceans and atmosphere ...
Finland tops environmental scorecard at World Economic Forum in Davos
...gement efforts, contributions to protection of the global
commons, and a society's capacity to improve its e...nmental stress, the functioning of ecosystems, and global
stewardship. The report amasses, analyzes and presents an impressive range of fascinating data in th...
Scientists discuss improved biopesticides for locust control in West Africa
...oired.vt.edu/ ) at Virginia Tech manages two large global
projects funded by USAID....
Grid expectations for networked computing: From global Earth monitoring to black hole detection
...ude satellite image mosaicking to monitor changing global
chlorophyll concentrations on a monthly basis and tracking iceberg movement in polar regions. ESA's Internal University is interested in Grid computing not just as a subject but also a means of enabling staff education across Agency directorates and ...
Sequencing of marine bacterium will help study of cell communication
...ng the connection between quorum sensing and other global
regulatory networks through a combination of comparative genomics and experimental molecular biology. Other researchers are focusing on the relationship between the bacterium and its animal host. The PNAS article concludes, "If we are to understand...
EMBO, HHMI join forces to promote brain gain
...stitute's commitment to scientific excellence as a global
enterprise. "HHMI believes it is essential that fr... sufficient resources to become competitive in the global
world of contemporary science," said Peter J. Bruns, Institute vice president for grants and special...
Family trees of ancient bacteria reveal evolutionary moves
...hat it is today. There were three some say four global
glaciations, and the fossil record reflects a major shift in the number of organisms metabolizing sulfur and a major shift in carbon cycling. "The question is: Why?" said Blank. "My contribution is the attempt to find evolutionary explanations for ...
Removing prions that cause mad cow in humans from blood
... About Pall Corporation Pall Corporation is the global
leader in the rapidly growing field of filtration,...s anticipated from its cost reduction initiatives; global
and regional economic conditions and legislative, regulatory and political developments; and domesti...
Feb. 17 sipping science: An evening of red wine tasting and wine science
... and viticulturalist who has studied the impact of global
warming on wine production, and biochemist and molecular pharmacologist John Pezzuto, who will discuss the latest research on the health benefits of red wine. Participants will sample wines that illustrate the effects of regional climate on wine qual...
New system can measure productivity of oceans
...ytoplankton productivity, and its implications for global
climate change. Behrenfeld is an expert on phytopl...w they can model and observe carbon cycling in the global
JCI Table of Contents, March 1, 2005
...n resistance has been difficult to determine since global
IRS-1 and IRS-2 knockout mice have no obvious phenotype and compound knockouts die in utero. Appearing online on February 10 in advance of publication in the March 1 print edition of the Journal of Clinical Investigation, C. Ronald Kahn and colleagu...
Scientists propose new approach to estimating global ocean productivity
... is to show that we can do it with satellites on a global
scale. All the pieces were there," adds Boss. "There's still a long way to go. There is still a lot of validation work to do. A big motivation is to spur the marine science community to have a discussion. What other tools can we use to do it better ...
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