News
Will Minneapolis follow Boulder in challenging Xcel?
A citizens group in Minneapolis wants the city to use its franchise power agreements to push Xcel Energy for more aggressive adoption of renewable power and efficiency measures.
News
Senate bill aims to appraise value of home efficiency
Appraisers rarely consider energy use when determining a home’s value. Two homes that are identical except for energy efficiency are likely to be appraised for the same amount. A bill in the U.S. Senate aims to change that.
News
Are we flushing a heat source down the drain?
A northern Minnesota start-up company wants to develop a municipal sewer heat recovery system, which would heat buildings using warmth from the city’s sewers — minus the stench.
News
Smoothing out the bumps of compressed-air storage
The University of Minnesota has licensed a new technology that could be used to smooth out many of the peaks and valleys in wind and solar power generation.
Midwest
Wind’s ‘modular’ advantage over power plants
A Northwestern University professor says because wind power investments can be built up gradually over time, they may have a potential advantage over large, conventional power plants.