Sahel
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The Sahel region, or Sahelian acacia savanna, is a biogeographical region in Africa. It is the transition zone between the more humid Sudanian savannas to its south and the drier Sahara to the north.
Mud Mosque Bani Sahel Region Burkina Faso 02
Sahel Scene Dori Sahel Region Burkina Faso
The lush green of the Sahelian acacia savanna during the rainy summer season in Mali. Note the large baobab amongst the acacia.
Herders with livestock and azawakh dogs in the Sahel
Rammed earth
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Rammed earth, also called pisé, is a technique for constructing foundations, floors, and walls using compacted natural raw materials such as earth, chalk, lime, or gravel. It is an ancient method that
Sahel
…Sahel Throughout the Sahel, rammed earth construction is widespread, as exemplified by this medieval mosque in Burkina Faso. Sahel savanna and its namesake acacias at the beginning of the short…
The ruins of a Han dynasty (202 BCE – 220 CE) Chinese watchtower made of rammed earth in Dunhuang, Province of Gansu, China, at the eastern end of the Silk Road
Traditional model of construction of a wall of rammed earth on a foundation
A typical Hmong housebuilding technique in the subtropical climate of Vietnam
Old rammed-earth wall with deterioration, in France