![California's Mouse-Shaped Wetlands Cleans Effluent and Provides Habitat](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Faerial_survey_sp-ec_1-31-13_125_post.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=ef4903bd75938609b48adbd54b9f296f)
The image of an endangered species has a major presence at the Ellis Creek Water Recycling Facility in Petaluma, California. A constructed wetland consisting of four ponds in the shape of a mouse covers more than 30 acres and serves as a polishing filter for the 8 mgd (average)...