Word: greenest
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...paint an attractive picture of Songdo, the built-from-scratch Korean city that will be the greenest metropolis on Earth. Do you think something like this could happen...
...With the greenest lawmakers in charge and the President cheering them on, the prospects of sweeping controls on greenhouse gases seemed rosy. After a month of fighting among themselves, however, House Democrats announced an agreement Thursday that reflects more about the legislative process than the need to stop the planet from heating up. (See pictures of the effects of climate change...
...study makes the case that ethanol isn't even the greenest way to use biomass as a fuel. In an article published in the May 8 issue of Science, researchers from the Carnegie Institution, Stanford University and the University of California-Merced (UCM) used life-cycle analysis - which takes into account the entire impact of a biofuel from field to vehicle - to show that converting biomass to electricity (to power electric cars) produces 80% more transportation energy than turning it into ethanol (to power a flex-fuel car), with a carbon footprint that is half as small. (Bioelectricity is created...
...energy and resources went into the construction of those dwellings. And it would take an average of 65 years for the reduced carbon emissions from a new energy-efficient home to make up for the resources lost by demolishing an old one. So in the broadest sense, the greenest home is the one that has already been built. But at the same time, nearly half of U.S. carbon emissions come from heating, cooling and powering our homes, offices and other buildings. "You can't deal with climate change without dealing with existing buildings," says Richard Moe, the president...
...Delta's website, view five short films and pick your favorite to be shown at the Tribeca Film Festival this spring (April 22 to May 3). The shorts, which include one about a woman plagued by an obsessive telemarketer, and another about a filmmaker's effort to create the greenest film ever, will also be shown on board Delta flights through Delta-on-Demand...