KOKO NOR, which in Mongolian means "Blue Sea", lies nearly 3,200 metres above sea-level in the Chinghai highlands of west China. The 4,456-square-kilometre lake is fed by water from scores of rivers...
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KOKO NOR, which in Mongolian means "Blue Sea", lies nearly 3,200 metres above sea-level in the Chinghai highlands of west China. The 4,456-square-kilometre lake is fed by water from scores of rivers...