Federal and state transportation agencies will halt planning activities for a proposed 280-mile highway between Nogales and ... the Federal Highway Administration and Arizona Department of ...

Conservation groups say the proposed Arizona routes for an Interstate 11 project failed to consider habitat for imperiled ...

NOGALES, Ariz. — It's been two weeks since President Donald Trump took office and announced a long list of executive orders, ...

ADOT received a $566K federal grant to develop a GIS-based tool for mapping wildlife-vehicle collision hotspots to improve ...

Foes of a plan to construct a new interstate highway — including a segment that could go through environmentally sensitive ...

A group of health care professionals argue that Arizona's method of obtaining pentobarbital for executions violates state and federal drug ... former Food and Drug Administration leaders, say ...

As Arizona’s Family reported, one of the threatened species is the cactus ferruginous pygmy owl, whose climate would be ...

The proposed freeway would run from Wickenburg to Nogales and has been subject to lawsuit filed by a conservation group.

TUCSON, Ariz.— In response to a lawsuit from conservation groups, the Federal Highway Administration and Arizona Department of Transportation have agreed to halt planning activities and reevaluate ...

An asylum seeker knew something was wrong when she saw her husband’s face as he stood in the courtyard of the shelter that’s ...