The Water Cycle Water on earth moves in a continuous cycle. There is about the same amount of water on earth now that there was when the dinosaurs roamed our planet. Water is essential to life. Without it, the biosphere that exists on the surface of the earth wouldn't be possible. This Canadian government site contains a list of links about the properties of water.
All resources are also available in French.
Water - In Canada are just a few of the topics indexed on this page. Water Basics Looking at water, you might think that it's the most simple thing around. Pure water is colorless, odorless, and tasteless. But it's not at all simple and plain and it is vital for all life on Earth. Answers to Over 25 questions having to do with water, water quality and water pollution.