African Geographic Pictures Collection
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| Image number: | 1650 |
| Feature : | tufa dam |
| Grouping : | karst, caves, chemical deposits |
| Discipline : | geomorphology |
| Year : | 2006 |
| Locality : | Romanat Ilala Tsilme river |
| Country : | Ethiopia |
| Region - tribe : | Tembien |
| Physiographic region : | Abessinian highlands |
| Notice : | Tufa dams started to be built up in Tigray since late-pleistocene times. They indicate more humid environmental conditions than today. Since 3000 years the dams started to desintegrate as a result of river erosion. Here the waterfall has already broken through the dam. Note the structure of the tufa deposits. |
| Reference : | Moeyersons, Jan, 2006 Image 1650. In : Moeyersons, Jan : "African Geographic Pictures", http://www.africamuseum.be/fr/research/collections_libraries/earth_sciences/collections/geopic" |