BY U.S. REPS. JOHN DINGELL and JAMES L. OBERSTAR

Before 1972, raw sewage and poisonous industrial waste were routinely dumped into our rivers and streams. Before 1972, urban rivers posed a fire hazard to their surrounding cities. Before 1972, the Great Lakes were dying. Before 1972, wetlands were being drained and filled without consideration of the repercussions.

Then came the Clean Water Act.

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