Washington Post: As the worlds biggest producer of greenhouse gas emissions, Chinas national climate goals are critical to the success of the Paris climate agreement and the worlds climate future. Among the nations commitments -- alongside its vow to begin to show reductions in carbon output in the next 15 years -- is the ambitious goal of producing at least 20 percent of its primary energy from non-fossil fuel sources by the year 2030. And now, experts say that wind power could be the primary way to get there...