History is replete with examples of civilizations that flourished but were then destroyed by drought, such as that of the Mayans (250-900 AD) of Central America.
從遠處看，歷史上許多盛極一時的文明毀於乾旱，例如全盛於西元二五○到九○○年間的中南美洲馬雅文明，相傳即是因為久旱不雨，飢荒連年而沒落。