You're kidding, right? The whole area is naturally dry. The Fertile Crescent days were over before the Hebrews came into and existence, hence why it's desert desert desert in the Bible and not forest.
Frig, the Garden of Eden was paradise......... because it was green. Paradise, btw, came from the Iranian word, "pairidaēza." That's how alien the concept of widespread greenery was to the Hebrews.
Wait, you mean Palestinians were LIVING in the land prior to European Jews immigrating to Palestine?