Precious water resources (Suitable for 8-12 years old)

Author: (Australia) Parker
Publisher:
Publish Date: 2007-01-01
Features: On the planet we live on, the total amount of water is actually constant forever, and the part we can use for planting, washing, and drinking is even smaller. Open this book, and you will discover the multiple uses of water, how it cycles in this environment, and why we need to protect it.