The Nile flows from south to north over 6,695km from its first tributary - the Ruvyironza River in Burundi - before emptying into the Mediterranean Sea. The Nile Basin, which is a network of connected ecosystems, spans 11 countries: Burundi, Rwanda, Tanzania, Kenya, the Democratic Republic of the Congo, Uganda, Ethiopia, Eritrea, South Sudan, Sudan and Egypt. The river consists of two main...