EPA finalizes rule furthering 40 percent phasedown of planet-warming hydrofluorocarbons
The Environmental Protection Agency (EPA) Tuesday took another step toward reducing the use of planet-warming gasses called hydrofluorocarbons, issuing a rule moving toward a 40 percent phasedown of the substances. Hydrofluorocarbons, also known as HFCs, are used in refrigeration and air conditioning. They can be hundreds or even thousands of times more potent than carbon...