recreational and chemical technologies advance / treatment systems / inadequate urban drainage systems / drainage systems / required chemical / supply management / mining / water supply infrastructure / planned drainage infrastructure / organic and toxic chemicals / water quality monitoring networks / /
NaturalFeature
Carbonate Aquifer / Assiniboine Delta Aquifer / Atlantic Ocean / Hudson Bay / Clearwater Lake / Seal River / Nelson River / Arctic Ocean / Shoal Lake / Pacific Ocean / /