International talks on f-gas controls stall again

A meeting of the parties to the Montreal Protocol on ozone-depleting substances that ended on Friday failed to agree action on curbing emissions of fluorinated greenhouse gases, largely repeating the outcome of a previous meeting last year.

There were three main proposals on the table: a phase out of all hydrochlorofluorocarbons (HCFCs), funding for quickly eliminating HCFC-22 production and emission limits for HFC-23, a by-product of HCFC-22. No deal was reached.

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