Fig. 6

Unbiased variance in the flood change ratio from the historical climate to 2.0 °C warming. (a) among nine GCMs (only SSP5-RCP8.5) and (b) among nine GCMs integrating multiple SSP-RCP into a 90-year (or 60-year) time-series data pool at each GCM, performing an extreme value analysis and calculating unbiased variances. (c) Change in the variance from (a) to (b) are also shown.