Linked from
The 10 pages that link to Wadi, each with the reason it gives.
Tibesti MountainsRelated: Flash floods cut channels through Tibesti’s steep volcanic terrain.
NegevRelated: Wadis channel the Negev’s brief, sometimes destructive flash floods.
Aïr MountainsRelated: Wadis channel rare rainfall through the Aïr’s steep terrain.
Libyan DesertRelated: Rare storms can briefly channel runoff through otherwise dry terrain.
Syrian DesertRelated: Wadis channel scarce runoff through the desert plateau.