Biện pháp tích cực để giải quyết khô hạn ở nước ta là

Topographic maps are used to measure a-composition b-movement c-elevation d-texture

On the map below, which of the following rivers is identified by blue? the huang he river the yangtze river the han river the naktong river

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast