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Kalahari Clouds
Photograph by Mattias Klum
Light, fluffy clouds stretch across the broad sky of South Africa's Kalahari Desert. Most clouds are produced by the upward motion of air, which may be caused by weather or local topography.
Light, fluffy clouds stretch across the broad sky of South Africa's Kalahari Desert. Most clouds are produced by the upward motion of air, which may be caused by weather or local topography.