Surge in ozone-depleting CFCs appears to have been reversed, ozone layer recovery back on track

February 11th, 2021

ABC Online, Other, 11/02/2021, Nick Kilvert
The global increase in ozone-depleting chlorofluorocarbon-11 (CFC-11) emissions, which was first detected in 2013 and continued to rise in the following years, appears to have been halted. Data from monitoring stations in South Korea (AGAGE station), Japan (NIES), and Hawaii (NOAA), showed that global CFC-11 emissions began dropping in 2019, after inexplicably surging between 2014-17, according to two research papers published in Nature today. […] The CFC bank refers to the CFCs already contained in products like refrigerants and foams and which will continue to leak into the atmosphere until their end of life, according to Paul Krummel from the CSIRO.

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