oa Botswana Notes & Records - Lake Deception: A New Makgadikgadi Palaeolake

Volume 38 Number 1
  • ISSN : 0525-5090



Northern Botswana is home to an extensive system of palaeolakes. Ntwetwe and Sua pans are the main remnants of former, much more extensive water bodies. The dry river valleys (mekgacha), for example the Okwa, Deception and Passarge, bear witness to former, much wetter times. Nevertheless it has long been recognised that these were inadequate to provide sufficient water to fill the palaeolakes. Tectonism and diversion of drainage from the Zambezi into the lake system were evoked. This study focusses on the geomorphology of the area west of, i.e. above, the Gidikwe ridge

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