Describes the water cycle, discusses water pollution, and examines what is being done to protect our essential water supply.
- ISBN10 0690002025
- ISBN13 9780690002027
- Publish Date 31 December 1973
- Publish Status Out of Print
- Out of Print 11 May 2009
- Publish Country AU
- Imprint Crowell International
- Format Paperback
- Pages 33
- Language English