The aim: To reduce haze at 17 national parks and wilderness areas.
Duncan and Connie Creed say they no longer can enjoy the glow of sunsets in their backyard like they could when they moved into their Green Valley house 11 years ago. The reason, they say, is the stand of mine tailings just west of their home that towers like a huge mesa over the community.
In the end, money proved more important to the Reid Park Zoological Society than open land and a vision of reintroducing imperiled species.
There might still be hope for the popular Bisbee Queen Mine Tour, which seemed to be doomed after the company that owns the mine said it planned to terminate the tour’s operating lease.
NEW YORK — Phoenix-based mining company Freeport-McMoRan is buying a pair of oil and gas producers for $9 billion, creating a natural resources conglomerate with assets ranging from oil rigs in the Gulf of Mexico to a huge copper mine in Indonesia.
Mining giant Freeport McMoRan Copper & Gold Inc. plans to transfer about 100 employees from Safford to a newly acquired facility in Tucson.
U.S. District Court for Arizona has approved a $6.8 million settlement that Phoenix-based Freeport McMoRan will pay over the past release of hazardous substances from the Morenci mine.
The decision by Phoenix-based mining firm Freeport-McMoRan to resume a reclamation project means more than a dozen Bisbee residents will have to move.
PHOENIX — Six public Arizona companies have made this year’s Fortune 500 list.
State authorities and federal prosecutors alleged that Freeport-McMoRan was civilly liable for injuries to natural resources that resulted from hazardous-substance releases at and from the site of the copper mine.
PHOENIX - Phoenix-based mining firm Freeport-McMoRan has agreed to pay nearly $7 million to settle federal and state natural-resource-damages claims involving the Morenci copper mine northeast of Tucson.
With copper prices dropping this year following a boom, copper company stock prices are taking a hit.
Two bills that would help Arizona’s mining industry — and in one case numerous other industries — with environmental matters are moving through the Legislature.
TIMIKA, Indonesia — Production has resumed at Phoenix-based Freeport-McMoRan's massive gold and copper mine in eastern Indonesia after violence halted work more than two weeks.