-
A federal judge will hear arguments Thursday from conservation groups that want to stop two mining projects in southern Arizona’s Patagonia Mountains.
-
Conservation groups are suing to stop two mineral exploration projects in southern Arizona’s biologically diverse Patagonia Mountains.
-
Conservation groups have sued the U.S. Forest Service over the agency’s authorization of two mineral exploration projects in southern Arizona's Patagonia Mountains.
-
The Biden administration says it has completed a court-ordered review that should ensure construction continues at a Nevada lithium mine, despite legal challenges brought by conservationists and tribal leaders.
-
The Arizona Department of Environmental Quality says an area of orange soil and water found near a former mine in the town of Walker is from naturally-occurring iron.
-
Another judge has adopted a U.S. appellate court’s stricter interpretation of a century-and-a-half-old mining law in a new ruling that blocks a metals mine in Nevada.
-
Arizona environmental officials are warning of orange liquid and soil that has started appearing close to the site of a former mine in Yavapai County.
-
The Environmental Protection Agency has released a cleanup plan for a former mine and Superfund site in Dewey-Humboldt.
-
A federal judge in Nevada has ordered the government to revisit part of its environmental review of a proposed lithium mine.
-
The Forest Service is considering a proposal from a cement company to explore for an additive used in cement known as pozzolan at the eastern base of the mountain.