The Minnesota Pollution Control Agency and other state agencies are beginning to write new rules for frac sand mining as part of a plan ordered by the Legislature.
A rural Minnesota water company is experimenting with a new way of treating drinking water -- using bacteria to remove the harmful pollutants.
Companies that want to reduce their carbon footprint should look beyond their own operations, and encourage their suppliers to cut energy use.
Farmers could feed 4 billion more people if they stopped producing animal feed and biofuels and only grew crops for human consumption.
The spindly camelina plant looks more like a weed than a crop, but scientists are hoping it will be a whiz at producing oil for biodiesel fuel.
The land begins at river level and climbs up the bluff, and will add 9 acres to land set aside in the city's 17-mile riverfront parks plan.
Xcel Energy and the New Era Wind Farm have ended their power purchase agreement, making it even more unlikely the controversial Goodhue county wind project will be built.
McKinley was riding a motorcycle in Washington state when he and a passenger were killed.
Lynn Rogers wants a Ramsey county judge to stop the state from requiring him to remove radio collars from about a dozen bears he's researching. The DNR says Rogers has taught bears to be unafraid of humans.
Delano, 71, and Lois Price, 80, were killed after their car was rear-ended. Two others were injured in the crash.
The Public Utilities Commission announcement has no immediate impact, but it is another step in a long-running transition toward the use of more renewable energy in Minnesota.
All around the Twin Cities one can see fallen trees and gaping holes in the leafy canopy -- damage left by a recent violent storm -- and wonder: Why is cleanup taking so long?
As growing seasons become longer and winters are warmer, researchers are seeing more southerly tree species creeping northward into the boreal forest.
The Department of Natural Resources expects a busy time at state parks this holiday weekend. Campgrounds are close to full, but programs at the parks are available to non-campers as well as campers.
Minnesota utilities have already taken some steps that will go beyond the plan outlined by President Barack Obama on Tuesday. Recent moves, such as the state setting a new requirement specifically for more solar energy, position the state well to lead in a national effort.