St Paul, MN

Municipality в Minnesota

United States

285.1k население • $496.4m бюджет

Уеб сайтstpaul.gov

Продукти Истории

Публикувано • преди 2 години

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Tracking — and improving — water quality from source to sink

From high-tech filtration systems to social media stunts, local governments are finding new ways to identify and address water quality issues.