Seminar Report on the National Water Master Plan Ramotswa- By Department of Water Affairs Gaborone, Botswana, 4 July 1996

Water resources development in a semi -arid and drought prone country like Botswana is a problem. The vagaries of climate, erratic and unpredictable rainfall coupled with unreliable runoffs along ephemeral rivers exacerbate the problem. Even if reasonable rainfall is received, the high evapor n and evapotranspiration losses present an additional challenge to water resource planning.