Some time ago, I noticed an interesting bias in the TAR scientific report (the third assessment report
of the IPCC - the intergovernmental panel for climate change) regarding the climate sensitivity, that is by how much the average global temperature will increase if we double the amount of CO2
. The report mentions quite a few times that climate sensitivity "is likely to be in the range of 1.5 to 4.5°C"
Why is this interesting? Because ...