Tunisia's 3 tier system, Gafsa oases
The oases of the Maghreb region are green islands flourishing in a constraining and harsh environment. They are home to a diversified and highly intensive and productive system, which has been developed over millennia.
The Oasis of Gafsa represents a GIAHS success story: learn more!
(c)FAO/Noureddine Nasr. Photo credit must be given.