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Case Study Tigris and Euphrates duration 22 minutes 52 seconds Case Study Tigris and Euphrates Case Study Tigris and Euphrates	Case Study Tigris and Euphrates Case Study Tigris and Euphrates turkey +15 More From pblhlth Program in Public Health 350 plays 0
Case Study Jordan River Valley duration 1 hour 2 minutes Case Study Jordan River Valley Case Study Jordan River Valley	Case Study Jordan River Valley Case Study Jordan River Valley israel +15 More From pblhlth Program in Public Health 58 plays 0

Case Study Tigris and Euphrates