Box 4.4 Principal strategies for managing water stress
- Reduce water demand
- Reduce losses in the supply system
- Reduce losses during use
- Raise awareness
- Economic measures
- Apply more water-efficient technologies
- Select products for their low water demand
- Store water temporarily during water-abundant times
- In surface reservoirs
- In aquifers
- Accept shortage, focus on dealing with its consequences
- Increase water availability or water supply
- Re-use wastewater
- Desalinate brackish or salt water
- Only if no other options are left: transfer water from water-rich to water-stressed locations
- Transfer water from water-rich to water-stressed locations
- In subsurface aquifers