Although many people prefer to blame tribal warfare on the devastation in Africa, the truth is that corrupt leaders and the legacy of colonial rule play more of a role than anything else.
<span>When a river overflows its banks, it deposits sediment over a broad, flat area of land on both sides of the river. This broad flat area is called a floodplain. Floodplains usually have </span><span>areas of higher elevation on both sides.</span>
