public review draft a 283 annex 6 additional information 1 global warming potential values 2 potentials gwps are intended as quantified measure of the globally averaged relative 3 radiative forcing impacts particular greenhouse gas it is defined cumulative both 4 direct and indirect effects integrated over period time from emission unit mass to some 5 reference ipcc 1996 carbon dioxide co was chosen this occur when itself occurs chemical transformations involving 7 original produce or gases that influences other radiatively important 8 processes such atmospheric lifetimes relationship between gigagrams gg 9 tg eq can be expressed follows 10 000 gwpgasofggeq 11 where 12 teragrams equivalents 13 equivalent thousand metric tons 14 gwp 15 16 17 allow