Reno and other cities are taking their lead from Denton, a university town north of Dallas where the state’s first ban on fracking within city limits takes effect Tuesday. The Denton ban has become a “proxy for this big war between people who want to stop fracking and people who want to see it happen,” said Michael Webber, deputy director of the Energy Institute at the University of Texas at Austin.

It also has become a referendum on Texas cities’ rights to halt drilling.

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