More concern, outrage over border wall's impact on sensitive desert lands
A recently bulldozed strip of desert has sparked another wave of criticism over the construction of President Trump's border wall.
Hundreds protest planned border wall across the San Pedro River
Many are worried about how the proposed barrier would impact a vital waterway and wildlife migration corridor.
Video shows groundwater pumping for border wall near Quitobaquito Springs
Conservationists worry pumping will harm a rare and critical desert water source.
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.
Border wall construction in Arizona moves ahead
Preparations for more construction are underway near Douglas and on the San Pedro River.
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.
BLM: Border wall across San Pedro River would be 'engineering challenge'
A fence blocking the flows during monsoon could damage habitat and erode the San Pedro's channel and banks, the agency said.
A new effort to deal with a leaky cross-border sewage pipe
For years, Nogales residents have suffered from water contamination that stems from the wastewater line.
CD3 Candidates See Separate Paths Forward on Immigration
One of 9 U.S. House districts that border Mexico, the topic looms large in Southwestern Arizona.
Edward Abbey's Southwest
Also on Arizona Spotlight: The latest on the sewage pipe break in Nogales; and a UA project to return lost dog tags from the Vietnam War unites two generations of veterans.
Tributary Projects Aim to Improve Health of San Pedro River
Watershed work aims for increased flows and health of the undammed river.
