The west coast is drier than either the east coast or the Central Highlands because the trade winds lose their humidity by the time they reach this region. The southwest and the extreme south are semidesert; as little as of rain falls annually at Toliara.
The west c!oast is drier than either the east coast or the Central Highlands because the trade winds lose their humidity by the time they reach this .region. The southwest and the extreme south: are semidesert; as little as of rain falls annu:ally at Toliara.