Water resources

4. changes is ___ also increased the demand of water for convenience and greater comfort.
7. water ___ is cause by human activites, dumping waste into rivers and lakes.
8. the poor will suffer more when the price of water ___
9. 97% percent in seas and ocean often makes up of this type of water.
11. process of removing salt from the sea water
14. fresh water which is stored in rivers,sreams and lakes is called ___ water.
16. MacRitchie Reservoir is a nature
17. ___ area is an area over which rain falls and is collected.
19. the percentage of water frozen in the form of snow and ice.

1. A period when there is lack of water.
2. bangladesh and india agreed to share and manage the water supply from the ___ river
3. ___ water is one of the process when technology is used to create new source of water.
5. one cause of polluted water is waste given out from ____
6. water ___ is a problem of water shortage.
10. ___ is cleaner than used water and does not contain salt
12. buying water from other countries through international ___ help increase supply of water.
13. large-scaled ___ projects are often developed to farming areas that receive little rainfall.
15. rainwater is easier and less costly to ___
17. fresh water supply is used for watering ___ and rearing of livestocks.
18. water can be use for cleaning and ___ machines.