There has been a “continued, significant ozone reduction since 2004, amounting to 26% loss in the core of the ozone hole” (Kessenich et al., 2023). It is not at all evident that the 1987 Montreal Protocol bans on presumed ozone-depleting substances (ODS) like chlorofluorocarbons (CFCs) materially affected the flat to negative trajectory of stratospheric ozone over … Continue reading CFC Bans Did Nothing To Interrupt The Ongoing Trend Of Antarctic Ozone Losses