Matabeleland area has important gold deposits. Industries include gold and other mineral mines, and engineering. There has been a decline in the industries in this region as water is in short supply. Promises by the government to draw water for the region through the Matabeleland Zambezi Water Project have not been carried out. The region is allegedly marginalised by the government. Around the 10th and 11th centuries the Bantu-speaking Bakalanga arrived from the south and settled in Mapungubwe on the Limpopo and Shashi river valleys. Later they moved north to Great Zimbabwe. By the 15th century, the Bakalanga had established a
Borders of the oceans Borders of the oceans The borders of the oceans are the limits of the Earth's oceanic waters. The definition and number of oceans can vary depending on the adopted criteria. Though generally described as several separate oceans, the world's oceanic waters constitute one global, interconnected body of salt water sometimes referred to as the World Ocean or global ocean. This concept of a continuous body of water with relatively free interchange among its parts is of fundamental importance to oceanography. The major oceanic divisions are defined in part by the continents, various archipelagos, and other criteria. The principal divisions (in