Historically high uranium prices and the promise of nuclear power to curb America’s reliance on fossil fuels have sparked new interest in mining near the Grand Canyon. Read more» 
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The U.S. Fish and Wildlife Service is seeking to designate more than 11,000 acres in Arizona and New Mexico as critical habitat for the threatened Chiricahua leopard frog. Read more»
The Arizona Game and Fish Commission on Wednesday endorsed a U.S. Department of the Interior proposal to withdraw more than 1 million acres surrounding the Grand Canyon from mining for the next 20 years. Read more»
Conservative lawmakers' efforts to assert Arizona's sovereignty extend to who's ultimately responsible for regulating the quality of the state's air and water. Read more»
A group GOP lawmakers wants to urge Congress to remove the endangered species designation for the gray wolf, including a subspecies reintroduced in Arizona in 1998. Read more»
Artificial floods over 14 years helped rebuild sandbars in the Grand Canyon but may have pushed non-native rainbow trout into an area frequented by the endangered humpback chub, Read more»
State Rep. Daniel Patterson, D-Tucson, has introduced legislation aimed at making it easier for property owners to recover damages when cattle wander off open range and encourage ranchers to prevent intrusions. Read more»
