Added length to the southern Arizona border wall may lead to the extinction of a rare desert fish, the Center for Biological ...

The Center for Biological Diversity and the Patagonia Area Resource Alliance say federal regulators failed to review a ...

The company has interests in the Mineral Park Mine, which explores for copper/molybdenum/silver located in Arizona, the United States. It also owns two development projects in Sonora, Mexico ...

Two environmental groups are suing the U.S. Environmental Protection Agency over what they say are air-pollution problems with a zinc mine in the Patagonia Mountains of southern Arizona.