Radiative Forcing
Figure 3: The lines depict the development of the additional greenhouse-gas induced radiative forcing of the past (gray) and for the four SSP scenarios (green, yellow, red, purple).
https://www.dkrz.de/bilder/bilder-cmip6/radiative-forcing/view
https://www.dkrz.de/bilder/bilder-cmip6/radiative-forcing/@@download/image/CMIP6-Strahlungsantrieb_EN_600.jpg