冲突、战争与和平科学与技术World Cleanup Day: GFF begins sanitation education in local communities - MyJoyOnlineMyJoyOnline·1 个来源·阅读 1 分钟·2个月前·归档于2026年9月19日GF Foundation (GFF)Haggar QuaoNungua Market to the Nungua Police StationNungua and its surrounding areasWorld Cleanup Daysafe waste disposal, personal hygiene, and environmental cleanliness among Ghanaians to prevent diseasessanitation education among some communities in the Greater Accra region报告问题