Two additional illustrative scenarios for the groups A1FI and A1T are also provided and complete a set of six that illustrate all scenario groups. (grida.no)
They include four revised «scenario markers» for the scenario groups A1B, A2, B1 and B2, and two additional illustrative scenarios for the A1FI and AIT groups. (grida.no)
The figure shows illustrative scenarios from four models (AIM, IMAGE, IPAC and MESSAGE) for stabilization levels of 490 - 540 ppmv CO2 - eq and levels of 650 ppmv CO2 - eq, respectively. (ipcc.ch)