Minnesota researchers have found endocrine disruptors in nearly every lake they’ve tested.

A new report says that the overall economic impact of frac sand mining will be minimal, and cautions communities to consider the potential costs of mining along with the benefits.

Environmental experts said the discoveries in lakes, rivers and streams increase the pressure on Wisconsin to figure out what’s in its water. A key Wisconsin Department of Natural Resources official said that the state’s waters were likely also contaminated, but that the state had no money for such monitoring.

Only three of the University of Wisconsin System’s 13 four-year campuses — Platteville, Stevens Point and Parkside — have more than half of students, faculty and staff signed up to receive text alerts, according to a review by the Wisconsin Center for Investigative Journalism. The overall participation rate for all 13 campuses is about 32 percent, the Center found, based on data from each campus.