NRRI News

Featured NRRI News

Articles from the marketing and communications staff at NRRI. 

The healing powers in birch bark are well known. NRRI received a grant to increase production and lower the price of those valuable chemicals.

DULUTH, Minn. -- It’s long been known that ilmenite – a high value iron-titanium oxide ore – is one of many valuable mineral deposits in northeastern Minnesota.

NRRI joins consortium to brainstorm how to turn excess biomass into fuels

Research expertise in wood biomass conversion and geomicrobiology have been added to the diverse knowledge base of UMD’s Natural Resources Research institute in the past few months.

Solar and wind energy readily come to mind when talk turns to alternative energy options. But the renewable energy options are much broader – and more complex.

Duluth-Superior Harbor, at the most pristine end of the Great Lakes, is the freshwater port most heavily invaded with non-native species. It’s easy to understand why. 

Brian Brashaw recalls being under a wooden bridge years ago and seeing the cross beam squish down about four inches when a big gravel truck passed over it.

It wasn’t what she was looking for, but noting the presence of the golden-winged warbler was a special treat for Alexis Grinde this spring.

Final Report: Pumped Hydro Energy Storage (PHES) Using Abandoned Mine Pits on the Mesabi Iron Range of Minnesota, November 2011