Scientists have long suspected that Mexican long-nosed bats migrate through southeastern Arizona, but without capturing and ...

“It has the ability to just out-compete everything in the desert ... concern,” said Ben Tully, Invasive Species Outreach Educator with the University of Arizona Pima Extension.

Last summer’s monsoon is best described as a “non-soon” with very little precipitation. In the five months since August there has been virtually no measurable rain in the ...

Large wildfires in the desert were once rare. Now experts worry that invasive plants and a changing fire cycle are putting our saguaros and our homes in danger.

Protecting saguaros: How removing invasive buffelgrass ... with the University of Arizona. The new funds also will help with seed collection and storage for native plants to be used in restoration ...

It follows another agreement, reached with the agencies in August, to protect more than 150 miles of rivers and streams in eastern Arizona and western New ... also pledged to devise ways to address ...