TOP 100 CAMPING SITES
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| EPA to rate computer servers with Energy Star The feds rate the energy efficiency of everything from air conditioners to dishwashers--and now you can add computer servers to the list. The U.S. Environmental Protection Agency (EPA) this week announced new Energy Star ratings for servers, a move designed to up average energy efficiency by 30 percent. [More] rss.sciam.com |
Higher temperatures may be shrinking Scottish sheep Bigger had always been better for sheep living on the remote, windswept Scottish island of Hirta. [More] rss.sciam.com |
The pleasant way to go solar: Neighborhood cooperatives Editor's Note: Scientific American 's George Musser will be chronicling his experiences installing solar panels and taking other steps to save energy in 60-Second Solar . Read his introduction here and see all posts here . [More] rss.sciam.com |
What Is Killing South African Crocs? Carcasses of adult crocodiles do not usually signal the return of winter in South Africa, but mass death seems to be becoming the harbinger of the season. Rangers at the Kruger National Park have found Nile crocodiles floating in the Oli­fants River or bloated and decaying along its banks. Investigators are rushing to figure out the cause and worry that the deaths might be signaling the presence of toxins or pathogens that could threaten not only the croc population but also the livelihoods of the people living near the river.The Olifants River runs several hundred kilometers through three South African provinces and into Mozambique. It supplies water to industrial agriculture operations that send food to Europe and to the local rural communities, which also depend on those waters for fishing and farming. [More] rss.sciam.com |
Eyes Wide Shut: Earth's Vital Signs Soon to Go Unmeasured as Satellites Fail Satellites aren't built to last forever, so it's not a big surprise that the third and last laser on NASA's Ice, Cloud and Land Elevation Satellite (ICESat) quit working on October 11, outlasting its designed mission length by three and a half years. Since its launch in 2003 ICESat has been a critical instrument for continuously monitoring how much ice sheets in Antarctica and Greenland are contributing to the rise of the world's oceans and how much the swath of sea ice in the Arctic Ocean is thinning--both of which are occurring faster than projected. [More] rss.sciam.com |