Tell students that the process of evaporation and condensation from the water cycle can be used to purify salt water for drinking. The devices that make this possible are called desalination devices.

The Environmental Protection Agency will rescind and reconsider drinking water standards for four chemicals that have been ...

Water moves continuously around this cycle. The water we use today has been around for as long as the Earth. So next time you take a drink of water, remember, it's the same water the dinosaurs drank!

Knowing how climate change interferes with the water cycle is key to preventing its ... regions dependent on snowmelt for agriculture and drinking water. Climate change, though, is diminishing ...