Opponents are appealing an air quality permit for the Copper World open-pits mine project , arguing Arizona should have required a stricter permit with more “teeth.” ...

Environmentalists and farmers are challenging Arizona's approval of an air pollution permit for Copper World Mine, claiming it's lax on toxic dust.

Climate change is making Phoenix increasingly unsafe for outdoor workers like my dad. We need protections from the heat now ...

More than 1 million people could pour into western Maricopa County in the coming decades – if housing developers can secure ...

College Republicans United shared an event encouraging students to report their peers to U.S. Immigration and Customs Enforcement.

Here's what you need to know about the history of plane crashes in Mississippi. Here's what the NTSB says about where, when, why flight safety failed.

A former Albertan who sells real estate in Arizona vows, "I ain't going nowhere that's got hurricanes" as the costs of owning ...

First-week orders could undermine progress on clean energy investments, pollute the air and add few benefits to the economy, ...