Do what several hundred million Chinese do: keep your house a bit cooler Winter nights, but stay cozy with electric bed warmers (water bottles and discs).
New desalination technique uses evaporation and concentration gradients to produce potable water at 1/4 the energy of traditional desalination. http://ow.ly/zndp
Sunlight Direct builds a system which collects sunlight with a roof-mounted parabolic mirror, then pipes it to various rooms in a building using fiber optic cables. http://www.sunlight-direct.com/
Soot (aka black carbon) plays a much larger role in global warming than previously thought. It is also easier to limit than CO2. http://econ.st/10hkYMP
Civil engineers in northern India build canals, slow streams in shaded areas, and create overflows in order to build glaciers. The runoff then feeds crops downstream. Economist http://econ.st/1afck3G
SUV drivers, guilty about environmental havoc their vehicles create, can now offset their pollution by buying environmental credits from TerraPass http://www.terrapass.com . Approximately $80 / year offsets one SUVs carbon dioxide emissions.
A box of nine costs $21.95. They are used to make fertilizer liquid (5 gallons per bag), not tea. Inc. Magazine http://bit.ly/a2KVCA
Ostara Nutrient Recovery Technologies takes wastewater and produces fertilizer, while also capturing phosphorus and nitrogen. CNET http://bit.ly/dyhGfX
HP researchers are suggesting siting new data centers next to industrial cow farms in order to use waste methane to power the center. CNET http://bit.ly/aAz3eu
New excellent replacements for traditional 60 watt bulbs are coming on the market from Philips and Sylvania. They use 1/5 the energy, are brighter, dimmable, and last 12 times longer. CNET http://bit.ly/aKUl1K
"Cash for Clunkers" programs can be a bad deal for the environment: they encourage producing a new vehicle, and they often don't make a big dent in fuel consumption. Washington Post: http://bit.ly/aBKMkM
Why is drinking bottled water shipped from halfway around the world considered cool? Isn't it absurdly wasteful? Mother Jones http://bit.ly/arjT5P
San Francisco's "Pavement to Parks" program reclaims unused stretches of streets and turns them into public plazas and parks. http://bit.ly/ah1Mzs
Wired Magazine reviews geoengineering proposals for global cooling. The two that are most promising: stratospheric aerosols and cloud or mechanical albedo increase. Wired http://bit.ly/9BC6Oe