Table 1. Definition of confidence level in this study.
Confidence Level | Criteria |
Increase with high confidence | IR*>1 in at least 7 scenarios |
Increase with medium confidence | IR>1 in 6 scenarios |
Increase with low confidence | IR>1 in 5 scenarios |
Decrease with low confidence | IR<1 in 5 scenarios |
Decrease with medium confidence | IR<1 in 6 scenarios |
Decrease with high confidence | IR<1 in at least 7 scenarios |
Increase/decrease mixed | Other conditions except for all above cretiria |
IR (impact factor; see section 2.3) is an indicator for analyzing the impacts of climate change on a variable (e.g. crop production), and it is defined as the ratio of the variable in a future time period (i.e. 2030s or 2090s) to that in the baseline period (i.e. 1990s).’