Analysis of Rainfall Trends and Its Relationship with SST Signals in the Lake Tana Basin, Ethiopia

Figure 4

Rainfall trend of the Lake Tana basin at a significance level of 95% confidence interval: (a) LTB rainfall trend (slope = 0.055) during Bega (ONDJ); (b) LTB rainfall trend (slope = 0.39) during Belg (FMAM); (c) LTB rainfall trend (slope = 0.56) during Kiremt (JJAS); (d) LTB rainfall trend (slope = 0.36) for annual.

(a)

(b)

(c)

(d)