The film discusses the essential role of water in sustaining life and explains the water cycle, which involves the continuous ...

Rain check The ocean is the largest source of water evaporating to the atmosphere, which — even though it holds less than 0.01% of the water on Earth — is a site of major water-cycle action.

Water seems deceptively simple and is easy to take for granted. It has no color, taste or smell and is one of the most plentiful chemical compounds on Earth. Recycled endlessly through the ...