Figure 2: Global mean RF from BC.
From: How shorter black carbon lifetime alters its climate effect

Direct aerosol effect BC RF in STANDARD, LIFETIME and PERTBC, and comparison to recent literature (AeroCom Phase II: Myhre et al.21; IPCC AR5: Boucher et al.1) (a). Direct, semi-direct and net aerosol effect BC RF in various experiments (b). A description of model experiments is given in Table 1. BF, biofuel; BB (ant.), anthropogenic biomass burning; BB (nat.), natural biomass burning; FF, fossil fuel.