TEHRAN, Sep. 24 (MNA) – Over the centuries, qanats have served as the main supplier of fresh water in arid regions of Iran, and thus helped harmonize the population distribution across the country.
TEHRAN, Sep. 24 (MNA) – Over the centuries, qanats have served as the main supplier of fresh water in arid regions of Iran, and thus helped harmonize the population distribution across the country.
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