[colorado tanker]

The man makes an excellent point. If there really was a “positive feedback” aspect to elevated CO2 levels, at the first interglacial max, hundreds of thousands or millions of years ago, temps would just have kept increasing and the next glacial period wouldn't have happened.

[ETL]

The man makes an excellent point.

You mean Glassman? Because I don't think Coleman went into these details in the main article I posted. Glassman wrote the piece on CO2 that I posted right after it.