How reversing the Chicago River reshaped some of the richest ecosystems in Illinois
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Engineering feat completed 121 years ago this week was a watershed moment in growth of metropolis—and for region’s natural landscape. Here’s what’s being done today for "Chicago's Grand Canyon."
How reversing the Chicago River reshaped some of the richest ecosystems in Illinois
How reversing the Chicago River reshaped some…
How reversing the Chicago River reshaped some of the richest ecosystems in Illinois
Engineering feat completed 121 years ago this week was a watershed moment in growth of metropolis—and for region’s natural landscape. Here’s what’s being done today for "Chicago's Grand Canyon."