On the Differences in the Intraseasonal Rainfall Variability between Western and Eastern Central Africa: Case of 10–25-Day Oscillations

Table 1

Comparison of some geographical features between ECA and WCA.

	Western Central Africa; (west of Rift Valley)	Eastern Central Africa; (east of Rift Valley)
Average topography	Lower than 700 m	Greater than 1500 m
Vegetation	Almost covered by the Congo forest	From desert to small forests over relatively small areas
Mean annual rainfall	Greater than 1600 mm	Lower than 700 mm
Borders	Rift Valley-Atlantic Ocean	Rift Valley-Indian Ocean