Daily Climate: Natural gas plants emit a tiny fraction of the smog-causing gases and slightly more than half of the greenhouse gases emitted by their coal-burning counterparts, according to a soon-to-be published study.
The assessment builds upon earlier reports that substituting natural gas for coal has sharply reduced air pollutants from power generation in the United States.
"Since more and more of our electricity is coming from these cleaner power plants, emissions from the power sector are lower by 20,...