Greater Minnesota

Critics of PolyMet mine want state to extend comment period
The Minnesota Center for Environmental Advocacy and Friends of the Boundary Waters Wilderness last week sent letters to the state Department of Natural Resources and the federal agencies overseeing the study, citing missing data associated with the nearly 2,200-page document.
Sunken Great Lakes oil pipeline raises spill fears
The Straits of Mackinac is drawing attention for something that is out of sight and usually out of mind, and which some consider a symbol of the dangers lurking in the nation's sprawling web of buried oil and natural gas pipelines.
Big rise in irrigation pumping draws DNR attention to Minnesota's 'Bonanza Valley'
A 175 percent increase in irrigation pumping over 25 years has caused the Minnesota Department of Natural Resources to single out this west central Minnesota area as one of three places to focus on groundwater management.