What gave you that idea? Radiative transfer is physics. That doesn't change because we're talking about planet earth. I would guess that most scientists involve

What gave you that idea? Radiative transfer is physics. That doesn't change because we're talking about planet earth. I would guess that most scientists involved in climatology have a physics background. Edit: for example, Radiative Forcing in the AR5 http://climate.envsci.rutgers.edu/climdyn2013/IPCC/IPCC_WGI12-RadiativeForcing.pdf http://climate.envsci.rutgers.edu/climdyn2013/IPCC/IPCC_WGI1... The main author is Drew Shindell, Professor of Climate Studies, PhD in Physics.