How to fix only one GHG i.e. CO2 or CH4 for a particular year in RegCM4.6?

I want to do an experiment by fixing individual GHG's one by one. How can I do this in RegCM4.6? I found an option under ICBC Global data input control but it is fixing all the GHG's at the same...

29 March 2020 8,050 4 View