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Floodwaters in the St. Louis region have receded, leaving behind an estimated 500,000 tons of debris. Now what? At a news conference Wednesday, Missouri...
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Crews have removed about 18,000 tons of contaminated soil from a downtown Columbia site contaminated with possible carcinogens from a former manufactured…
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Ameren Missouri has begun cleaning up a Superfund site in downtown Columbia that is contaminated by tars from a former manufactured-gas plant.The utility…