Tuesday, Oct. 28, 2014

Mine power

Abandoned shafts in Mich. may be new energy option

Abandoned mine shafts, like this one near Painesdale, Michigan, could provide a source of geothermal energy.  JOEL DINDA

Creative Commons

Midwest Energy News

As Michigan’s Upper Peninsula grapples with a looming electricity crisis, the potential for geothermal energy from the region’s copper-mining past could play a role in its energy future. The water in these abandoned and flooded mines, which expand throughout the area, is just now starting to be used to heat and cool buildings.


Unsafe arsenic levels in Minn. wells

MPR News

The Minnesota Department of Health has released a map showing that 10 percent of new private wells contain more arsenic than is safe. One out of every five state residents relies on private wells for drinking water. Arsenic exposure can cause lung, skin and other cancers, as well as a number of other serious health conditions.


Wisconsin water usage down in 2013


Water usage in Wisconsin dropped 6 percent in 2013, thanks to cooler temperatures and a return to normal rainfall pattern. 2.12 trillion gallons of surface water and groundwater were used in 2013, down from 2.25 trillion gallons in 2012.

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