Trump administration targets national monuments for energy development, including sacred land near Grand Canyon, sparking tribal and conservationist concerns.

TUCSON— Two years after a lawsuit by the Center for Biological Diversity, the U.S. Forest Service this week released the ...

President Trump has granted two-year reprieves to dozens of coal-fired power plants for meeting tougher emission standards, ...

With fluctuating copper prices and global economic uncertainties led by trade tensions, which copper giant - FCX or SCCO - is ...

Scattered across Arizona are nearly 200,000 abandoned mines. Many of them sit quietly in Mohave County, tucked into hills and valleys outside Lake Havasu City. They don’t make headlines. Most ...

The U.S. Forest Service is providing notice that it plans to reissue a final environmental review and draft decision on a contested transfer of land in Arizona that would clear the way for a massive ...

It’s funny how things happen. During a 10-day period, we have had three people ask us about the out-of-the-way places we have ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

Arizona is giving researchers more time to study the risks from thousands of old, abandoned mines across the state. The Arizona Board of Regents recently gave the green light for a team of ...

Freeport-McMoRan Inc. FCX shares have lost 25.1% in the past three months. The downside is partly due to the slump in copper prices amid uncertainties over U.S. tariffs and concerns over FCX’s high ...

BAKU, Azerbaijan, April 6. A mine explosion occurred in the vicinity of Galaychilar village in Azerbaijan’s Aghdam region, resulting in injuries to three individuals, Trend reports. The victims ...