Learn about Water
![Collecting and Assessing Aquatic Plants in Hulls Lake in West Virginia](https://webarchive.library.unt.edu/web/20130426042714im_/http://www2.epa.gov/sites/production/files/styles/large/public/rd-banner-hulls-lake.jpg)
Water is essential for life and plays a vital role in the proper functioning of the Earth's ecosystems. Water pollution has a serious impact on all living creatures, and can negatively affect the use of water for drinking, household needs, recreation, fishing, transportation and commerce. See all water resources.