Carbon Price Needed to Halt Warming, NASA Chief Says

Bloomberg: Putting a price on carbon is the world's best hope at staving off runaway global warming, said James Hansen, the top climate-change scientist at the U.S. National Aeronautics and Space Administration. Carbon emitted from cars and factories will have to be reduced by an average of 6 percent a year to stabilize Earth's climate by the end of the century, Hansen said late yesterday in Vienna. Government subsidies to oil, gas and coal companies, worth up to $500 billion worldwide each year, have impeded...

URL: http://www.bloomberg.com/news/2012-04-27/carbon-price-needed-to-halt-warming-nasa-chief-says.html