
Keywords: CO2; carbon dioxide; CH4; methane; N2O; nitrous oxide; C2F6; hexafluoroethane; CF4; tetrafluoride; PFC; perfluorochemicals; HFC; hydrofluorocarbon; SF6; sulfur hexafluoride; CIA5/CCM1; Ci accumulation 5 regulator; LCR1; low-CO2 response regulator; LCI; lo