From this week, researchers worldwide can follow the flow of rivers and height of lakes across the African continent from the comfort of their desks. A new web-based demonstration launched to ...

Rivers often start in upland areas like this, from lakes, marshes and glaciers or even springs that bubble out of the ground. A river has a channel with banks on both sides and a bed.

Envisat Tracking Africa's Rivers And Lakes To Help Manage Water Resources Date: October 16, 2005 Source: European Space Agency Summary: From this week, researchers worldwide can follow the flow of ...