"An Obama task force says that carbon capture—in which greenhouse gas emissions would be stored underground—is feasible. It's seen as a promising way to combat global warming. ... But there is little likelihood it will move forward without legislation to put a price on those emissions. Carbon capture and storage—or CCS—has long been heralded by scientists, environmentalists, and even some in the utility industry as perhaps the only real way to prevent climate change while still enabling the United States to continue burning its massive coal reserves in power plants."