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/en/research/collections_libraries/earth_sciences/collections/geopic" |