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An example of successful autochthonous development at the opposite banks of the Niger. The brink of the bank is protected by an impenetrable thicket of Mimosa, Sesbania and Acacia. During the inundation this thicket serves as spawning grounds and refugium
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A "maraîcher" working in his garden upstream of our site. We have to remember that the grounds are commons under the administration of the DNH
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The aspect of the river banks at Souban at the beginning of our intervention. Erosion has advanced up to the first constructions
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At this place we can easily identify the relevant mechanisms of erosion. The steep banks of the river are undercut at the level of the 3 month waterline during inundation. In the follow big blocs tumble into the river and are washed away over several year
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The end of a training day in Gabion and dry masonry work
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After a few days the dry stone masonry work runs smooth and flawless
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Placing the gravel filter course between the wall and the backfill
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Over all we have raised 270m of dry stone wall and reclaimed 3500m² of land for horticultural use
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The steps of the stair are countersunk into the wall in the direction of the current
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November 2013, the retracting flood liberates the terraces that are immediately planted
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February 2014, the terraces are used in line with the planning of the project
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In this sector plantation has just started, unfortunately the quality of the backfill is not in accordance with the plans
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In May almost all lots have been attributed
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August 2014, those hedges that have survived the flooding have well grown
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But due to the pull-out of the project the land has become commons again
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The site in January 2015: the walls in dry stone masonry are entirely neglected and object to vandalism.
