ScienceNews: Carbon capture and storage can cut up to 90 percent of carbon dioxide emissions from power plants. With more than a dozen false starts, the technology has yet to be demonstrated on a commercial scale. Two projects nearing completion could soon change that.
In 2008, it was set to become the worlds largest demonstration of just how cleanly coal could be burned to generate electricity. The revamping of an aging power plant in Germany, Jänschwalde was to become a paragon of a technology that can...