updated: Water quality and self-purification. Innovative paper of 2010, the reference and the site with the full text available online free.

updated: Water quality and self-purification. Innovative paper of 2010, the reference and the site with the full text available online free.
Addendum: summaries of 25 related publications on environmental sciences.

http://5bio5.blogspot.com/2014/03/updated-water-quality-and-self.html

This paper presents an updated theory of biological mechanisms and multi-functional role of biota (biological organisms) in improving, up-grading water quality in aquatic ecosystems (both  arine and freshwater ecosystems). This is important to water safety, water sustainability, water supply. This is also useful in providing new very serious arguments in support of environmental conservation, nature conservation, biodiversity protection.See more detail here:

 http://5bio5.blogspot.com/2012/09/water-quality-and-self-purification.html