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Senators strike deal for US phasedown of HFCs

2020; American Chemical Society; Volume: 98; Issue: 36 Linguagem: Inglês

10.1021/cen-09836-polcon4

2474-7408

CHERYL HOGUE,

Atmospheric Ozone and Climate

Breaking a legislative deadlock that has extended through most of this year, key senators announced a deal for the US to phase down hydrofluorocarbon (HFC) production over the next 25 years. HFCs are refrigerants used in air conditioners and commercial freezers, among other applications. Chemical makers introduced them as replacements for stratospheric ozone-depleting chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs) . HFCs are potent greenhouse gases, and emissions of these chemicals are increasing worldwide. Sens. Tom Carper (D-DE) and John Kennedy (R-LA) an HFC phasedown. They ran into opposition from Sen. John Barrasso (R-WY), chairman of the Senate Environment and Public Works Committee, and other Republicans who raised concerns about possible adverse impacts on consumers and small businesses. In , Barrasso, Carper, and Kennedy agreed to HFC language that will be tacked onto that could progress in Congress in coming weeks. As Carper and Kennedy sought, the deal would require the US