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Saharan dust (also African dust, yellow dust, yellow sand, yellow wind or Sahara dust storms) is an aeolian mineral dust from the Sahara, the largest hot desert in the world. The desert spans just over 9 million square kilometers, from the Atlantic Ocean to the Red Sea , from the Mediterranean Sea to the Niger River valley and the Sudan region ...
Included in this list are Chad, Sudan, Namibia, South Africa, and Madagascar, whilst Mozambique and Tanzania are potential oil producers. [3] Types of Natural Resources in Africa. A notable part of Africa’s natural resources are minerals: crude oil, natural gas, coal and charcoal. gold, silver, lead, iron ore, cobalt, zinc, and manganese.
The second-largest mineral industry in the world is the mineral industry of Africa, which implies large quantities of resources due to Africa being the second largest continent, with 30.37 million square kilometres of land.With a population of 1.4 billion living there, mineral exploration and production constitute significant parts of their economies for many African countries and remain keys ...
The U.N. General Assembly on Wednesday declared 2025 to 2034 the United Nations Decade on Combating Sand and Dust Storms — extreme weather events that are increasing and threatening health and ...
Alluvial sand and gravel aquifers are common throughout the country. One unit in Oubangui and Cuvette Centrale is 120 metres (390 ft) thick, recharging rapidly from rainfall and river water. A large aquifer underlying the Batekes Plateau in southeast Kasai, in sandy loam and soft sandstone has poor recharge and transmissivity but sustains the ...
From Kawar, caravans would pass over the great sand dunes of Bilma, where rock salt was mined in great quantities for trade, before reaching the savanna north of Lake Chad. [14] This was the shortest of the routes, and the primary exchanges were slaves and ivory from the south for salt.
The name is from the Spanish word placer, meaning "alluvial sand". Placer mining is an important source of gold, and was the main technique used in the early years of many gold rushes, including the California Gold Rush. Types of placer deposits include alluvium, eluvium, beach placers, aeolian placers and paleo-placers. [2]
Southern African Sand Forest is a sand forest, or a subtropical forest plant community of the tropical and subtropical dry broadleaf forests biome. It grows on ancient sand dunes in northern KwaZulu-Natal and southern Mozambique. In South Africa these forests are known simply as Sand Forest, while in Mozambique they are known as Licuati Forest. [1]