Introduction

=How old is your drinking water? Would you believe me if I told you that the water you drink is the same water that was around for the dinosaurs to drink? That’s pretty old! Impossible? = =Earth has all the freshwater that it will ever have. We can't make any new freshwater and water can’t escape from the Earth. The water we use is recycled over and over again. This is called the Water Cycle. =

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