Karoo an immense volume of rocks which was formed, geologically speaking, in a short period of time. Although almost the whole of the Great Karoo is situated on Karoo Supergroup rocks, the geological Karoo rocks extend over a very much larger area, both within South Africa and Lesotho, but also beyond its borders and onto other continents that formed part of Gondwana. The Karoo Supergroup was formed in vast inland basin starting 320 million years ago, at a time when the part of Gondwana which would eventually become Africa lay over the South Pole. Icebergs that had calved off the glaciers
Okanagan Desert Okanagan Desert The Okanagan Desert is the common name for a semi-arid area located in the South Okanagan region of British Columbia, Canada, primarily around Osoyoos Lake. Part of the area is called the Nk'mip Desert by the Osoyoos Indian Band, though the entire region, like other similar parts of the British Columbia Interior, is technically only semi-arid shrub-steppe. While some areas in British Columbia are more arid, the South Okanagan shrub-steppe contains several species of plants that are not found elsewhere in Canada. It is the presence of these specific plants in the Antelope-brush ecosystem that is claimed to