Minnesota Researchers Get Federal Funds to Reduce Hydro-Fracking Waste from GOVERNING: State government news on politics, management & financ Three University of Minnesota researchers have received a $600,000 federal grant to pursue technology that could reduce pollution caused by hydro-fracking, the powerful but controversial technology for producing oil and natural gas. www.governing.com/news/state/Minnesota-Researchers-Get-Federal-Funds-to-Reduce-Hydro-Fracking-Waste.html