Dilution
|
Regulation and maintenance
|
Maintenance of physical, chemical, biological conditions
|
Water conditions
|
Chemical condition of freshwaters
|
Filtrationa
|
Regulation and maintenance
|
Maintenance of physical, chemical, biological conditions
|
Water conditions
|
Chemical condition of freshwaters
|
Flood regulation
|
Regulation and maintenance
|
Mediation of flows
|
Liquid flows
|
Flood protection
|
Water provision
|
Provisioning
|
Nutrition
|
Water
|
–
|
|
Provisioning
|
Materials
|
Water
|
–
|