TOP 100 CAMPING SITES
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| Cash for Clunkers: A Fair Trade for the Environment Editor's Note: This article, scheduled to appear in the June 2009 issue of Scientific American Earth 3.0, is being published early due to recent debates in Congress. Old cars that foul the air with dirty exhaust are a valuable commodity in Texas. If you own a clunker at least 10 years old and live near a major city like Houston, the state will give you a voucher worth more than the car’s value. Drive the car to a dealer, sign a few forms, hand over the voucher--worth up to $3,500--and drive off in a newer vehicle, no soot trailing you down the road. [More] rss.sciam.com |
What Are the Benefits of "Insulating" Paint? Dear EarthTalk: Do insulating paints actually insulate and save energy? If they do, are they environmentally friendly to use? -- Bob Dibrindisi, Easthampton, MA [More] rss.sciam.com |
Brighter Idea: Next-Generation Inorganic LEDs Promise Longer Lives and More Lumens [Slide Show] [More] rss.sciam.com |
Climate Change Begins at Home: Small Steps to Cut Greenhouse Emissions Can Lead to Big Results American homes and their energy consumption account for nearly 40 percent of U.S. emissions, 626 million metric tons of carbon in 2005 alone. But 33 simple actions--ranging from improving the insulation to carpooling--could cut those annual carbon emissions by 123 million metric tons. That savings would more than entirely offset emissions from petroleum refineries, iron and steel works, and aluminum smelters combined. [More] rss.sciam.com |
Broadband, Yes. Toilet, No. An Alaskan couple have turned a yurt into a home in the wild for them and their 11-month-old son. nytimes.com |