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The Missing Colorado River Delta: Rivers, Borders, and Maps

Water flows downhill, and you wouldn’t think that rivers would stop for political boundaries, not even when national borders intersect a river channel’s natural course.  The Mekong flows through China, Laos, Burma, Thailand, Vietnam, and Cambodia before it drains into the South China Sea.  The Nile watershed includes Ethiopia, Uganda, South Sudan, Sudan, and Egypt,…