Irrigation canal in palm grove. Birkat Al Mouz, Al Dakhliya region, Falaj irrigation system (Falaj Al-Khatmeen), UNESCO, Oman, Arabian Peninsula

falaj irrigation canal palm grove dakhliya oman middle east jebel akhdar unesco heritage agriculture water system landscape nature tropical greenery date palms tradition farming rural oasis environment cultivation historical sustainable community culture desert ecosystem flora scenic tranquility management site flow trees techniques conservation biodiversity traditional methods life ancient systems practices