African Geographic Pictures Collection

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Image number: 2634
Feature : valley
Grouping : gully
Discipline : hydrogeology
Year : 2009
Locality : Butembo
Country : D.R.Congo
Region - tribe : Kivu
Physiographic region : Rift-Albertine
Notice : Peat layers or clay deposits often mark the bottom of former channelless valleys 'dambo'. The houses are constructed upon such a peat layer. In this particular case, a 10 m deep river channel is present behind the houses. River channeling constitutes a natural hazard. Natural risk.
Reference : Moeyersons, Jan,   2009    Image 2634.   In : Moeyersons, Jan : "African Geographic Pictures", http://www.africamuseum.be/nl/research/collections_libraries/earth_sciences/collections/geopic"