Arid regions climate (2) Droughts (2) Sequía (2) Collectivité territoriale (2) Climat aride (2) Sécheresse (2) région (2) Tunisie (1) Preservation (1) Conservation (1) Assaying (1) Agriculture (1) Event history analysis (1) Water balance (Hydrology) (1) Traffic flow (1) Risk (1) Rain and rainfall (1) North (The word) (1) Human beings (1) Hydraulics (1) Fruit-culture (1) Forests and forestry (1) Arboriculture (1) Use studies (1) Use studies (1) Technique (1) Research (1) Analysis (1) Hidráulica (1) Tráfico (1)