Climatologist Dr. Judith Curry on the CO2 ‘control knob’ fallacy: ‘This issue of CO2 as a climate control knob has always bugged me’
Curry: 'But on what time scales does it make sense to think of CO2 as a control knob? That is a very relevant question in context of CO2 mitigation policies that doesn’t seem to get asked...Until we get get past the IPCC’s paradigm paralysis that climate change on multidecadal time scales is completely externally forced, there won’t be much progress on really understanding climate change.
