Potential $1 billion work to clean up Arizona's dangerous Navajo uranium mines

The U.S. Environmental Protection Agency is starting what could be a $1 billion, years-along process to clean up abandoned uranium mines on Navajo Nation land in northern Arizona.

There are more than 500 abandoned uranium minds on the sprawling Indian reservation that cuts across northeastern Arizona as well as parts of Utah and New Mexico.

http://www.bizjournals.com/phoenix/news/2016/09/19/potential-1-billion-work-to-clean-up-arizonas.html