Although CO2 has less effect at higher CO2 concentrations, this "logarithmic effect" will be overpowered by these 4 factors if we don't switch to clean energy quickly:
* Exponential growth of energy use
* Past CO2 emissions that nature has not yet absorbed
Although CO2 has less effect at higher CO2 concentrations, this "logarithmic effect" will be overpowered by these 4 factors if we don't switch to clean energy quickly:
* Exponential growth of energy use
* Past CO2 emissions that nature has not yet absorbed
* Carbon sink saturation
* Committed warming"