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Small Minnesota town turns to bacteria to remove toxic nitrates from its water supply
$6.5 million biological nitrate reduction plant in Cold Spring, Minn., is state's first.
technology
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biology
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pollution
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minnesota
August 1, 2023 at 3:15:31 AM EDT * ·
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https://www.startribune.com/nitrate-farming-water-cold-spring-brewery-minneapolis-bacteria-health-environment-nitrogen/600293654/
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