Despite decades of "steady improvement", Chicago is still home to some of the dirtiest waterways in the country. Now after years of obfuscation, the city's Metropolitan Water Reclamation District is finally moving forward with cleanup plans.
Mar 5, 2012 Chicago Tribune
Felicity Barringer reports on the growing practice of recycling treated wastewater as drinking water in southwestern cities attempting to address diminishing water supplies.
Feb 12, 2012 The New York Times
