Associated Press: One of the smartest ways to fight global warming is putting a price on carbon dioxide pollution, some key world leaders at the international climate summit say.
Either a tax on carbon dioxide emissions or trading carbon pollution like pork bellies, which puts a price on carbon, will help use capitalism to get closer to a day when the world isn't adding heat-trapping gases to the atmosphere, according to leaders of France, Germany, Canada, Chile, Mexico and Ethiopia, as well as heads of the World...