Figure 6-14a | |||

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Bar charts of radiative forcing from (a) all perturbations in 1990 (from IPCC, 1996) and (b) aviation effects in 1992. Note scale change from (a) to (b). In (b), best estimate (bars) and high-low 67% probability intervals (whiskers) are given, and a certainty qualifier is provided. No best estimate is shown for clouds. |