NBC: Taking another step in the fight against climate change, Gov. Jerry Brown signed a bill with new restrictions on super pollutants Monday in Long Beach.
Super pollutants like black carbon and methane trap more heat than carbon dioxide but stay in the atmosphere for a shorter time. Reducing super pollutant levels can have a more immediate impact on climate change, he said during the signing event in Long Beach.
"Cutting black carbon and other super pollutants is the critical next step in our...