As AOGCMs seek to represent the whole climate system, clearly they provide information on regional climate and climate change and relevant processes directly. (ipcc.ch)
«Otherwise we'd be pushing the whole climate system outside the range we've adapted to.» (vox.com)
So as Nick Stokes points out (in a comment below), we can draw a line around the whole climate system, including the emission of radiation by the sun (see example 4 just below). (scienceofdoom.com)