With Rules for New Sources of GHGs Announced, Questions Linger About Existing Sources

With Rules for New Sources of GHGs Announced, Questions Linger About Existing Sources

Tuesday's announcement of the first standards for greenhouse gases from newly built power plants was met by widespread approval by environmentalists, although it won't target carbon dioxide from existing plants -- the source of 40 percent of emissions in the United States and a driver of global climate change. Jonas Monast comments in this ClimateWire article.