Great long read from WisconsinWatch.org on water radium levels increasing as wells are dug deeper 

As communities grow and pump more groundwater, radium from deep bedrock is contaminating dozens of water systems. The city of Waukesha wants to tap into Lake Michigan to solve its radium problem. Just was pointed to this piece by Deborah Blum: As wells go deeper, radium levels rise in state tap water | WisconsinWatch.org.  It …