Fuel trucks are a favorite target of anti-American forces in Afghanistan, so the Army is shifting to greener alternatives.
The president's nominee to lead the Federal Energy Regulatory Commission, Ron Binz, drops his bid in the face of opposition.
Florida farmers are dousing their groves with chemicals in a desperate bid to save them from citrus greening disease. But the approach is killing the state's bees.
As Colorado oil officials continue to tally the toxic toll of flooded fracking facilities -- more than 60,000 gallons and counting -- two congressmembers are calling for a hearing.
Oil and gas drillers are carving the state's woodlands into smaller chunks -- and that's bad news for wildlife.
Wisconsin's Dane County, population 500,000, will spend $1 million next year to cope with climate change.
New solar power plants will add 20 percent more capacity this year than last. Wind power, meanwhile, has been hung out to dry.
The Tar Heel State's Republican administration apparently doesn't want anybody to know how fracking is affecting the environment.
Why are mainstream news outlets giving voice to climate deniers? Al Gore shares some sharp reflections on media malfeasance.