Sustainability - Trending
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U.S. finishes last in fuel economy
Aug 1, 2007
A new report reveals that the U.S. is at the bottom of the barrel when it comes to fuel economy standards. Turns out even China tops us. Lisa Napoli has details.
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Putting global warming on the plastic
Jul 25, 2007
General Electric is introducing a credit card that allows shoppers to purchase carbon offsets as they spend. Ashley Milne-Tyte reports.
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Getting emissions under control
Jul 11, 2007
Methane gas, um, escaping from cattle is a serious problem in the fight against global warming. British scientists are trying to get to the bottom of the problem by changing cows' diets. Stephen Beard reports.
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Paying real dollars for ghost gas
Jul 9, 2007
A quick science lesson this morning: The volume of gas expands in heat. Retail gas prices are based on a temperature of 60 degrees. That means when it's hotter you're paying the same price for less gas. Sam Eaton has more details.
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Sustaining the power grid
Jul 2, 2007
New evidence suggests 2007 is on track to become the planet's second warmest year on record and climate experts predict that droughts, floods and heat waves will only get worse. That doesn't bode well for the nation's aging power grid, Sam Eaton reports.
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Right time to buy... heating oil?
Jul 2, 2007
Now's the time of year when many people who heat their homes with oil get a chance to lock in prices for next winter. But there's no guarantee prices won't fall. Steve Tripoli looks at whether it's worth the gamble.
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New fuels from a Petri dish?
Jun 28, 2007
Researchers have announced the development of synthetic bacteria that may one day be turned into planet-friendly fuels. Sam Eaton reports.
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Drought costs are just getting started
Jun 26, 2007
Damage from the Lake Tahoe fire is only a fraction of the growing financial toll of a drought that's gripping much of the nation. And the cost has nowhere to go but up. Sam Eaton reports.
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EPA's new smog rules are a little hazy
Jun 21, 2007
The EPA announced new recommendations today on tightening limits on ground-level ozone. But, as Sarah Gardner reports, the agency's decision was about as clear as a summer day here in Los Angeles.
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To fund alternatives, raise energy prices
Jun 20, 2007
What to do about global warming and how to wean ourselves off of oil is on the minds of many presidential candidates. But commentator David Frum says, so far, their solutions fall short of the mark.
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