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Space & Earth science / Environment news 1234

Population growth puts dent in natural resources

October 08, 2008 | User rating: 4.2 / 5 after 9 vote(s) | User comments: 1

It's a 500-pound gorilla that Robert Criss, Ph.D., professor of earth and planetary sciences in Arts & Sciences at Washington University in St. Louis, sees standing on the speaker's dais at political rallies, debates and ...


Potentially toxic flame retardants highest in California households

October 06, 2008 | User rating: 4.2 / 5 after 6 vote(s) | No comments yet

In what may be an unintended consequence of efforts to make furniture safer and less flammable, residents of California have blood levels of potentially toxic flame retardants called PBDEs at levels nearly ...


Low voltage current to stimulate growth of coral off South Florida coast

October 07, 2008 | User rating: 4.2 / 5 after 6 vote(s) | User comments: 1

The thunderclaps and lightning flashes of Victor Frankenstein's laboratory seem far removed from the sunshine, hotels and snorkelers of the South Florida coast. But the town of Lauderdale-by-the-Sea is pursuing the dream ...


'Fingerprinting' method tracks mercury emissions from coal

October 08, 2008 | User rating: 3.9 / 5 after 7 vote(s) | User comments: 1

(PhysOrg.com) -- University of Michigan researchers have developed a new tool that uses natural "fingerprints" in coal to track down sources of mercury polluting the environment. The research is published in today's online ...


Researchers document world's mammals in crisis

October 06, 2008 | User rating: 3.7 / 5 after 19 vote(s) | User comments: 54

From majestic African elephants to tiny and often unappreciated rodents, mammals on Earth are in a state of crisis. One in four mammal species on Earth is being pushed to extinction, according to the Global Mammal Assessment, ...


Electricity supply: Sustainable sources remain expensive

October 07, 2008 | User rating: 3.7 / 5 after 7 vote(s) | User comments: 4

Ambitious governments' environmental objectives for the electricity sector are only possible at a high price. This is one of the conclusions of researcher ir. Hans Rödel, who is to receive his PhD at TU Delft on Thursday ...


NASA study finds rising Arctic storm activity sways sea ice, climate

October 06, 2008 | User rating: 3.7 / 5 after 15 vote(s) | User comments: 3

A new NASA study shows that the rising frequency and intensity of arctic storms over the last half century, attributed to progressively warmer waters, directly provoked acceleration of the rate of arctic sea ice drift, long ...


Warming in Yosemite National Park sends small mammals packing to higher, cooler elevations

October 09, 2008 | User rating: 3.6 / 5 after 10 vote(s) | User comments: 3

Global warming is causing major shifts in the range of small mammals in Yosemite National Park, one of the nation's treasures that was set aside as a public trust 144 years ago, according to a new study by University of California, ...


Report debunks China energy myth

October 07, 2008 | User rating: 3.6 / 5 after 7 vote(s) | No comments yet

A detailed analysis of powerplants in China by MIT researchers debunks the widespread notion that outmoded energy technology or the utter absence of government regulation is to blame for that country's notorious air-pollution ...


Most Alaskan glaciers retreating, thinning, and stagnating

October 06, 2008 | User rating: 3.5 / 5 after 15 vote(s) | No comments yet

Most glaciers in every mountain range and island group in Alaska are experiencing significant retreat, thinning or stagnation, especially glaciers at lower elevations, according to a new book published by the U.S. Geological ...


Sea levels could rise one metre by 2100: German institute

October 09, 2008 | User rating: 2.8 / 5 after 9 vote(s) | User comments: 4

Sea levels could rise one metre (3.3 feet) by 2100, a leading German research institute said Thursday, much more than even the most pessimistic projection by the UN climate panel.


Tropical rainforest and mountain species may be threatened by global warming

October 09, 2008 | User rating: 2.3 / 5 after 11 vote(s) | User comments: 2

Contrary to conventional wisdom, tropical plant and animal species living in some of the warmest places on Earth may be threatened by global warming, according to an article by University of Connecticut Ecologist Robert K. ...


As Colorado Heats Up, Water Supply Expected to Be at Risk, Says New Study

October 07, 2008 | User rating: 2.1 / 5 after 7 vote(s) | User comments: 1

(PhysOrg.com) -- Water resource managers may have to prepare for a warmer Colorado and a shift in the timing of runoff in most of the state's river basins, according to a new assessment of Colorado climate ...