Mekong water turns greenish-blue
Water in the Mekong River has turned from yellowish-brown to greenish-blue -- a strange phenomenon that makes the river look beautiful but could be a sign of danger. - Nila Singkiree and Pattanapong Sripiachai
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Water in the Mekong River has turned from yellowish-brown to greenish-blue -- a strange phenomenon that makes the river look beautiful but could be a sign of danger. - Nila Singkiree and Pattanapong Sripiachai
