百搭观点31
- 使用农药
- 工业排污
- 家庭污水
- 海洋垃圾
- 森林破坏导致水土流失
- 人口增长
- 不注意节约用水 **都会导致水资源减少，或者水污染增加
相关词伙 Water
fresh water tap water a threat to public health water pollution contaminate water underground water heavily polluted boil water a clean water supply poor sanitation bottled water water consumption soil erosion effciency in water use untreated sewage