![Philly's Greened Acres Alleviate CSO Burden on Subterranean Streams](https://cole-mswmag.imgix.net/https%3A%2F%2Fwww.mswmag.com%2Fuploads%2Fimages%2Ftb-pwd-stormwater-planter.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=6f1a6b5b5d9878921f39cf26b095f4d2)
Here's a shot of one of PWD's stormwater planters. (Photo courtesy of the Philadelphia Water Department)
A significant problem for many municipalities is combined sewer overflows (CSOs). Now, imagine the scale of the problem when your streams are your sewers. That’s the problem the Philadelphia Water Department (PWD) is dealing with today, but first, how did they end up here?
Long...