1. Water Resources Textbook page 114 - 125

3. 97% - salt water 2% - frozen fresh water 1% - fresh water Distribution of water Unevenly distributed

4. Amount of fresh water per person

5. SURFACE RUNOFF GROUND WATER CONDENSATION EVAPORATION & TRANSPIRATION PRECIPITATION HYDROLOGICAL CYCLE

13. Usage of Water in Household

16. Our National Taps Local catchment area Imported water Recycled water Desalinated water Singapore’s Water Supply

17. Water Treatment at waterworks 1. Reservoir 2. Pumping Station 3. Raw water mixing chamber 4. Settling tank 5. Sand filters 6. Clear water tank 7. Pumping Station 8. Service reservoir

18. Marina Barrage

19. Barrage helps to control floods

21. How to conserve water  Water conservation taxes – additional fee added to the price of the water consumed by households and varies according to the amount of water they use

22. How to conserve water  Save water campaigns to encourage people to conserve water – talks conducted in schools, leaflets distributed to households, mobile exhibitions on the use of water-saving devices and water conservation tips