TOP 100 CAMPING SITES
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| Under the Radar: Unearthing Antarctica's Surface below 10,000 Feet of Ice The ice covering Antarctica got its start on the top of a high peak in the Gamburtsev mountains about 43 million years ago, according to a new study published today in Nature. Using simple radar to peer through the ice, researchers have gained new insights about the hidden mountains--and the formation of the ice that entombs them. [More] Presented By:You Need the Speed of Norton 2009Introducing the revolutionary Norton Internet Security 2009. With a one-click, one-minute install, under 7MB of memory usage and fewer, shorter scans, it?s the fastest security suite anywhere. Get your FREE trial today!Click to Learn More www.norton.com/speed Ads by Pheedo rss.sciam.com |
Can Oil Shale Be Used as a Power Source? Dear EarthTalk: Are the United States’ vast oil shale resources a potential source of energy? -- Larry LeDoux, Honolulu, HI [More] rss.sciam.com |
Rising Ocean Acidity Erodes Alaska's Fisheries The Arctic's increased vulnerability to climate change is not limited to higher temperatures and melting permafrost.New research from the University of Alaska Fairbanks suggests Arctic oceans are particularly susceptible to acidification, with potentially dire consequences to Alaska's rich crab and salmon fisheries. [More] rss.sciam.com |
Contentious Senate Hearings Begin on Climate Bill Senate Finance Chairman Max Baucus said today that he has "serious reservations" about a major global warming bill and warned fellow Democrats to water down the measure in hopes of getting it through the Senate.Speaking at the start of an Environment and Public Works Committee hearing where he is the second highest-ranking member, the Montana Democrat said he wanted to weaken the bill's 2020 target for greenhouse gas emissions -- now 20 percent below 2005 levels. He did not name a specific midterm target for the heat-trapping gases, instead telling reporters he hoped for "some modification." [More] rss.sciam.com |
Fallout Forensics: Carbon 14 test could help fight illegal ivory trade The illegal trade in "protected" wildlife and their body parts is a multibillion-dollar-a-year business that is quickly supplanting the drug trade and gun-running as organized crime's most profitable venture. Nothing embodies this trend better than ivory . Despite more than 20 years of trade bans, illegal ivory still floods the world market and brings ever-increasing prices from consumers in China, Japan and the U.S., putting African and Asian elephants in constant danger of poaching and extinction. [More] rss.sciam.com |