Multiple choice The main cause of Kalahari being a desert is the cold currents near the coast its location on the west coast in the tropics its location in the tropics that its people are primptive Reveal answer Fill a bubble to check yourself B Correct answer Explanation The Kalahari Desert's aridity is primarily due to its location in the subtropical high-pressure belt on the western side of the continent, where offshore trade winds and the cold Benguela current inhibit precipitation.