Luangwa River ago, there was no way out and the Luangwa Rift filled with a Rift Valley Lake called the Madumabisa Lake, which rivalled Lake Malawi in size. The water of the lake overflowed in a river to the south-west, towards what is now the Kalahari, where it combined with the Okavango, Upper Zambezi, Cuando and Kafue rivers, emptying into the Limpopo River and flowing to the Indian Ocean. Several geological events combined to produce the current river systems. Faulting produced another graben just to the south of the Luangwa Rift, and running east-west: the Zambezi Rift Valley and the Chicoa Trough.
Zambezi River System Action Plan countries could not come to an agreements of initial projects. Zambezi River System Action Plan Zambezi River System Action Plan (ZACPLAN) is a multinational plan under the United Nations Environment Program (UNEP) to incorporate effective use, and management of the Zambezi River system. ZACPLAN encompasses eight countries: Angola, Botswana, Malawi, Mozambique, Namibia, Tanzania, Zambia, and Zimbabwe. The Zambezi river basin is used by all these South African countries; this plan attempts to manage resources collectively amongst, and between SADCC Nations to reasonably meet national, and international goals for water resources. Due to the immense river basin formed by the Zambezi