Under pressure from the U.S. and other big polluters, the European Union is stopping the clock on an emissions-trading system for airlines.
Green groups invested in eight U.S. Senate races, and their preferred candidates won in seven of them. What does that tell us? It's complicated.
Venice has always experienced periodic flooding, but it's happening more often these days.
People in southern and central parts of the U.S. are developing mammal meat allergies after getting bitten by the lone star tick.
To cope with climate change and the disasters it brings, we need not just better infrastructure but stronger community ties.
The Interior Dept. plans to close 1.6 million acres of federal land that had been slated by the Bush admin for oil-shale development. Remember Bush?
Boomers drove America's love affair with the automobile. Now that they're aging, will they cut out the driving, or just shift to different cars?
New York Gov. Cuomo is furious with utilities and promises to review their contracts. Meanwhile, Reuters looks at whether customers could sue.
Several reports have suggested that a carbon tax could be part of a budget deal. John Boehner laughed and laughed.
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