Arid Lands Newsletter--link to home page No. 43, Spring/Summer 1998
Ecotourism in Drylands

Ecotourism in Tunisia: Earthen dike used for water harvesting

[Note: Pictures copyright ASNAPED.]

This picture gives a close-up view of a single earthen dike (jesr) built in a watershed near the town of Douiret, Tunisia. Note here the size of the olive trees, in an area where the mean annual rainfall does not exceed 160 mm (~6.5 inches)!An individual earthen dike or jesr
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