Large data centers are coming to Missouri, and they need a lot of power. Right now, there aren't regulations governing how they will use energy, so Evergy and Ameren is working to develop new rules.

In St. Charles this month, crowds of people opposing a proposed large data center showed up to public meetings to voice their concerns.

They decried the secretive nature of the project, whose owner still hasn't been revealed, and its potential impact on water quality.

The residents were also worried that their energy bills might go up because of the data center's potentially huge demand for electricity. The developer pulled the proposal for now but says it will be back.

In the meantime, Missouri's biggest utilities, including Ameren, are working to write new rules to govern how large data c

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