"Polluted water" refers to water that has been contaminated or dirtied with harmful substances such as chemicals, pollutants, or waste materials. Full definition
The sea is turquoise here, due to the limestone rocks that prevent dirty rivers from polluting the water. (lakotour.com)
An acidic rain has a number of limitations; including causes of poor human health conditions, forest degradation, damaging buildings, and polluting water sources such as lakes and streams. (hubpages.com)
By polluting our water and destroying our forests we can not develop. (religion-online.org)