If 70 percent of the world is made up of water, why is everyone worrying about it running out? Discover the properties of water, water cycle, water treatment and distribution, and water conservation. Find out whether we can drink the ocean. This book is recommended for kids 9 and above.
If 70 percent of the world is made up of water, why is everyone worrying about it running out? Discover the properties of water, water cycle, water treatment and distribution, and water conservation. Find out whether we can drink the ocean. This book is recommended for kids 9 and above.