If you look at a 2015 calendar, you might spot that summer begins on June 21st this year. This uses the astronomical seasons, based on the solstices and equinoxes that occur through the year. Seasons occur due to the fact that the Earth is tilted from its axis by 23.5 degrees.
Botswana /bÉtËswÉËnÉ/ , officially the Republic of Botswana (Tswana: Lefatshe la Botswana), is a landlocked country located in Southern Africa. The citizens refer to themselves as Batswana (singular: Motswana).Formerly the British protectorate of Bechuanaland, Botswana adopted its new name after becoming independent within the Commonwealth on 30 September 1966.Since then, it has maintained a strong tradition of stable representative democracy, with a consistent record of uninterrupted democratic elections.otswana is a member of the African Union, the Southern African Development Community, the Commonwealth of Nations, and the United Nations.
Some of the famous Botswana Rivers include the Thamalakane River, Limpopo River, Molopo River, Okavango River and Chobe River. Most of the Botswana Rivers do not originate in Botswana itself.Most of the Botswana Rivers originate either in South Africa or in Angola. Few Botswana Rivers terminate in the Atlantic Ocean, while some drain into the Indian Ocean.Because of the earth movements along the course line of these rivers, some of the Botswana Rivers have given rise to the formation of hidden lagoons.t flows towards the east to drain itself in the Indian Ocean. The Olifants/Letaba River is one of the major tributaries of the Limpopo River. The course of Limpopo River is a crooked one in the north and northeast. The presence of Limpopo River creates a border of Botswana with South Africa.