Reference: 1676 Title: CO₂ Forcing Shows Logarithmic Saturation—Less Impact with Higher Levels Summary: The Climate Coalition states that CO₂'s warming effect diminishes with each additional molecule due to saturation of absorption bands at current levels. URL: https://co2coalition.org/facts/the-warming-effect-of-each-molecule-of-co2-declines-as-its-concentration-increases