Search results
Results From The WOW.Com Content Network
The Vredefort impact structure is the largest verified impact structure on Earth. [ 1] The crater, which has since been eroded away, has been estimated at 170–300 kilometres (110–190 mi) across when it was formed. [ 2][ 3] The remaining structure, comprising the deformed underlying bedrock, is located in present-day Free State province of ...
Tswaing ( Tswana for "place of salt" [ 1]) is an impact crater enclosed by a 1,946 ha nature reserve, situated in northern Gauteng province, South Africa. The crater and reserve are situated on a base of ancient granite of the Bushveld Igneous Complex, some 40 km to the north-northwest of Pretoria (just north of Soshanguve ). [ 1]
Artistic representation of a brachiosaurid, with the Morokweng impactor in the background, moments before impact. The impact structure is at least about 75–80 km (47–50 mi) in diameter and the age is estimated to be 146.06 ± 0.16 million years, placing it within the Tithonian stage of the Late Jurassic, several million years before the Jurassic–Cretaceous boundary.
Locations of confirmed impact craters in Africa, maximum ages: Cenozoic. Mesozoic. Paleozoic. Precambrian. This list of impact structures in Africa includes all 20 confirmed impact craters as listed in the Earth Impact Database. These features were caused by the collision of large meteorites or comets with the Earth.
2018–2021 Southern African drought. The 2018–2021 Southern Africa drought was a period of drought that took place in Southern Africa. The drought began in late October 2018, and negatively affected food security in the region. In mid-August 2019, the drought was classified as a level 2 Red-Class event by the Global Disaster Alert and ...
South Africa's energy crisis or load shedding is an ongoing period of widespread national blackouts of electricity supply. It began in the later months of 2007 towards the end of Thabo Mbeki 's second term as president, and continues to the present. [ 1][ 2] The South African government-owned national power utility, and primary power generator ...
Climate change in South Africa is leading to increased temperatures and rainfall variability. Evidence shows that extreme weather events are becoming more prominent due to climate change. [ 1] This is a critical concern for South Africans as climate change will affect the overall status and wellbeing of the country, for example with regards to ...
There are a range of environmental issues in Southern Africa, such as climate change, land, water, deforestation, land degradation, and pollution.The Southern Africa region itself, except for South Africa, [1] produces less carbon emissions but is a recipient of climate change impacts characterized by changes in precipitation, extreme weather events and hot temperatures.