HCM City boosts efforts to manage canal pollution stockbot 0 15 05.10 10:03 https://vietnamnews.vn/society/1655277/hcm-city-boosts-efforts-to-mana… + 0 https://vietnamnews.vn/rss/society.rss + 0 HCM City has been trying to eliminate water pollution in its canals in order to improve the living environment for local inhabitants.