For more than forty years, revelers have dyed the Chicago River green for St. Patrick's Day. According to Green Chicago River, the tradition started in 1961 when a plumber …
Waste Water Dumped into the Chicago River
More than 1.2 billion gallons of partially treated waste water goes into the Chicago River each day. This infographic from Angel Water Conditioning, Inc. really brings that home. In 2010, the …
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