Alternating extremes of heavy rainfall and drought are making it harder for the Army Corps of Engineers — which must by law maintain the Mississippi River for commerce, including the transportation of grain — to predict and plan a multi-million-dollar practice of constant dredging. In the upper reac
Smoke from Canadian wildfires that turned skies along the East Coast a sickly yellow also brought air quality alerts to much of the Midwest this week. Climate experts say that as the planet warms, this kind of unhealthy air will become less of an anomaly.
EPA Administrator Michael Regan last month made one of his agency’s strongest statements to date about the danger of “forever chemicals.”
New restrictions on those pollutants in drinking water
In efforts to address long-running PFAS contamination in the east metro, the Minnesota Pollution Control Agency is trying to suck the chemicals out of groundwater.
Minnesota has struggled to reduce the farm pollution that runs into the Mississippi River watershed. So crop breeders at the University of Minnesota are working on new perennial and winter annual crops to suck up that pollution before it escapes. Food scientists and marketers are trying to develop u
