Here's a sewage plant that uses natural systems to produce clean water, alternative energy and a bird sanctuary | Great Lakes Echo http://bit.ly/5PaxC David Poulson Associate Director Knight Center for Environmental Journalism Michigan State University 517 432 5417 Blog: CoverThePlanet.org Twitter: DPoulson Editor: GreatLakesEcho.org -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.great-lakes.net/lists/enviro-mich/attachments/20090806/41a72344/attachment.html