Environmentalists, CARB Press EPA To Strengthen Proposed HFC Limits

Environmentalists and California state officials are backing EPA limits on hydrofluorocarbon (HFC) chemicals, rejecting calls from industry that they need more time to transition away from the high global warming potential (GWP) chemicals and recommending several provisions to strengthen the agency's approach. For example, in a June 13 comment letter to EPA, officials with the California Air Resources Board (CARB) welcomed EPA's proposal, suggesting it would aid their efforts to limit use of high GWP substances used as refrigerants, insulating...