But activists want to stop this, in part because coal produces huge amounts of carbon dioxide when it's burned. (npr.org)
Coal produces huge amounts of carbon dioxide when it's burned, and federal climate policy is silent on this potentially large source of emissions. (npr.org)
In the face of mounting support for clean coal and the billions being invested in carbon capture and storage, or C.C.S., technology, a new assessment from the University of Toronto's Munk Center for International Studies has a stern warning for policy - makers: there could be dramatic unintended environmental consequences to sequestering huge amounts of carbon dioxide in the earth's mantle. (green.blogs.nytimes.com)