TL Winslow's answer to Black body radiation goes like T^4. The green house gas effect goes like the log of the CO2 concentration. Don't these combine to severely limit climate change?

https://www.quora.com/Black-body-radiation-goes-like-T-4-The-green-house-gas-effect-goes-like-the-log-of-the-CO2-concentration-Dont-these-combine-to-severely-limit-climate-change/answer/TL-Winslow