The U.S. EPA has started the long-awaited cleanup of Cold War-era uranium mine sites at a Superfund site on the Navajo Nation ...

Navajo leaders welcomed the announcement at the time, but they also urged the federal government to follow through with ...

The Environmental Protection Agency has begun the cleanup of uranium mine waste in the Lukachukai Mountains near Four Corners ...

The Environmental Protection Agency has started a yearlong project to remove and contain uranium-contaminated waste rock from ...

For decades, thousands of sites associated with abandoned uranium mine waste have remained contaminated — many on or near ...

The Navajo Nation is investing roughly $3 million in a commercial scale test of new technology for cleaning up uranium mine waste. From the 1940s into the 1980s, close to 30 million tons of uranium ...

The EPA will begin work to remove more than 1 million cubic yards of radioactive waste from sites on the Navajo Nation.

As the economic engine for the region, coal offered solid work. But it has also used up water, polluted the air and raised ...

After years of federal efforts to revive nuclear power, old mines are stirring again in Wyoming, Texas and Arizona, while new ones line up for permitting expedited by a Trump executive order.

The Bureau of Land Management informed Navajo Nation officials that it intends to revoke a ban on new mining across more than ...

Loretta Johnson stands by a water well on the Navajo Nation in New Mexico. According to an EPA report, the well produces water tainted with arsenic. (Photo by Jerry Redfern) On a warm evening in early ...