Environment

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A small group gathers Tuesday, Feb. 11, 2014, in Fort Lee, N.J., as they as they protest near the George Washington Bridge, Tuesday, Feb. 11, 2014, in Fort Lee, N.J. The group included some people who were caught in traffic there last September due to bridge closures that have created a major controversy in Gov. Chris Christie's administration. (AP Photo/Mel Evans)

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Tractor trailer rigs parked at a gas station are covered with snow about 40 miles north of metro Atlanta, in Emerson, Ga., on Tuesday, Feb. 11, 2014. President Obama signed an emergency declaration for Georgia as the winter storm hit the state Tuesday. (AP Photo/David Tulis)

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File - In this Sept. 7, 2011 file photo, homes destroyed by wildfire are seen near Bastrop, Texas. Forestry officials say this year's wildfire threat will be highest in only some parts of Texas but even that danger isn't close to what happened three years ago when blazes burned more than 2,700 homes and blackening about 6,200 square miles (AP Photo/Eric Gay, File)

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File - In this Sept. 7, 2011 file photo, a home destroyed by wildfire is seen among burned trees near Bastrop, Texas. Forestry officials say this year's wildfire threat will be highest in only some parts of Texas but even that danger isn't close to what happened three years ago when blazes burned more than 2,700 homes and blackening about 6,200 square miles (AP Photo/Eric Gay, File)

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File - In this Sept. 7, 2011 file photo, smoke from a wildfire hangs over a field of cattle in Bastrop, Texas. Forestry officials say this year's wildfire threat will be highest in only some parts of Texas but even that danger isn't close to what happened three years ago when blazes burned more than 2,700 homes and blackening about 6,200 square miles (AP Photo/Eric Gay, File)