Sustainability - Most Recent
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U.S. carbon emissions hit a 20-year low
Aug 16, 2012
A hint of optimism about climate change.
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Drought could lead to end of federal ethanol mandate
Aug 16, 2012
In light of a possible global food crisis during this drought, many are calling for a stop to the federal mandate that requires gasoline to have corn-based ethanol.
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Saving the catfish economy amid U.S. drought
Aug 15, 2012
Catfish farmer Townsend Kyser discusses what the USDA's purchase of meat to help livestock producers hit by the drought will do for him and other farmers.
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From (un)Happy, Texas -- where the water ran out
Aug 10, 2012
A reporting day in the Texas Panhandle: Radiator Springs, an abandoned Main Street, cotton 101, and man named J.O.
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In Texas, water may be free, but it's not forever
Aug 10, 2012
Tapping the Ogallala Aquifer decades ago turned the Panhandle into fertile farmland. Drought is reviving concern that water in the ground, like oil, eventually runs out.
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U.N.: Ease ethanol production to aid global food problem
Aug 10, 2012
The U.S. drought is fueling a corn shortage that's driving up prices around the globe. And yet, federal support for corn ethanol -- a fuel additive -- means some 40 percent of U.S. corn will be turned into ethanol this year.
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Drought brings questions over supremacy of corn
Aug 10, 2012
The Midwestern drought is taking its toll on the corn crop, but over the years, more and more acres have been devoted to corn.
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U.S. ag secretary on the drought's effect on food prices
Aug 9, 2012
Agriculture Secretary Tom Vilsack discusses what the drought will mean for farmers and food prices, and the administration's plans to try and help.
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U.S. pledges $2 billion loan to South Africa for clean energy
Aug 7, 2012
Secretary of State Hillary Clinton is in South Africa this morning along with other U.S. leaders. Among them, the head of the Export-Import Bank of the United States, which has just announced a $2 billion loan to South Africa. That's to help the country fund green energy projects with U.S. companies.
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Oil refinery catches fire in Northern California
Aug 7, 2012
A major refinery for Chevron caught fire in California last night. The fire has been contained, but it's still burning. And one less refinery won't be any help for already high gas prices.







