Marana's Tortolita Preserve protected from development, for now
The town will continue making lease payments on the 2,400-acre wildlife preserve.
Revived stretch of Santa Cruz River provides oasis for wildlife
Dragonflies, toads and birds are just some of the wildlife showing up since the project started releasing treated wastewater in June.
Border wall construction continues across sensitive lands in Arizona
Contractors are working on new border wall east of Douglas, which will cross the San Bernardino National Wildlife Refuge.
Groups: Saving Mexican gray wolves requires new approach
Management of the endangered predators in the Southwest requires some rethinking, environmental groups say.
Study finds plastic in stomachs of 20% of Mexican fish
Microplastics are created when plastic breaks down in ocean water.
Animal-masked artists protest construction of border wall
A group of Tucson artists staged an art performance near Lukeville last Sunday.
Without government aid, fishermen in Mexico return to endangered porpoise habitat
Fishermen in the Sea of Cortez say they haven't received compensation like in previous years, so they're returning to the vaquita marina's waters for shrimp season.
31 bison from Grand Canyon sent to Oklahoma tribe
Park officials say the hundreds of bison at the park are harming water sources and the landscape.
Court halts timber activity in Southwest over threatened owl
A U.S. district judge said government agencies have shirked their responsibility to count the Mexican spotted owl.
Tortoise deserves endangered species protections, enviro groups say
Two conservation groups have filed suit over what they say is the failure of the federal government to protect the Sonoran desert tortoise.
New border wall could further deplete groundwater supplies
Some scientists and conservationists worry the water needs of the new border wall could put a valuable desert oasis at risk.
‘Build the wall’ across the San Pedro River? Many say ‘no’
Disparate groups agree that walling off Arizona's last free-flowing river is a bad idea.
Conservation groups look to block border wall construction
The groups have asked a federal judge for an injunction until a lawsuit challenging the project is decided.
Fish and Wildlife Service lays out concerns over border wall
The agency says wall construction through Pima and Cochise counties could harm many species.
Conservation, law enforcement and ranching: Weighing in on a proposed border fence
The majority of new bollard-style wall would run through protected areas in Pima and Cochise counties.
