That the speed of its expansion is increasing
The answer to your question is carbon dioxide
South Africa's location makes it a key spot for renewable energy in the forms of wind, hydroelectric and solar, as it is on the peninsula of the continent it has access to many of these rich resources. There is also a great deal of industry in South Africa, particularly in the mining of metals, as one of the country's largest exports. This extraction uses huge amounts of energy in the process and most of this equipment used in the extraction pumps toxic gases and chemicals into the atmosphere, if SA uses more renewable energy sources, the levels of pollution will decrease.
The Apartheid was the policy that was put into place in South Africa in 1948. This policy separated the all of the black Africans, Asians, and Europeans. The Apartheid was finally dismantled after numerous negotiations from 1990 to 1993.
Answer:
A New Kind of Light in the Universe? “Super-Planckian” Material Emits Light That Exceeds Limits of Natural Law