The revised Gothenburg Protocol also includes ceilings for PM2.5 emissions whilst the proposed revision of the NEC Directive includes ceilings for emissions of PM2.5 and methane (which is both an ozone precursor and a GHG).
The revised Gothenburg Protocol alsoincludes ceilings for PM2.5 emissions whilst theproposed revision of the NEC Directive includesceilings for emissions of PM2.5 and methane (whichis both an ozone precursor and a GHG).