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

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

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

The proposed I-11 highway will connect to Las Vegas but could eventually span from Mexico to Canada. “The interstate’s approval was based on a deeply flawed environmental analysis that the ...

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