Friday, February 19, 2021, 16:04 GMT+7
Nguyen Hoang Son (back row, first left) poses in a supplied photo taken with his companions along with bins on which they drew for the Green River project in Can Tho City, Vietnam.
Cai Rang Floating Market in Vietnam’s Mekong Delta is the cleanest it has ever been thanks to a group of devoted young people.
As a Mekong Delta native, Nguyen Hoang Son, 21, a student at the University of Economics Ho Chi Minh City, spent much of his childhood tagging along with his parents as they sold fruit from their boat at a local floating market.