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Kate Scott, the founder of the Madrean Archipelago Wildlife Center, removes a sign on the container wall along the Coronado National Forest in Cochise County.

Arizona Gov. Doug Ducey said the state will halt placing shipping containers along the Arizona-Mexico border, and begin removing hundreds of the 8,000-lb. steel boxes from federal lands by Jan. 4, according to a court document filed late Wednesday. Read more»

Border wall construction in the San Pedro Riparian National Conservation Area south of Hereford, Ariz.

Officials with U.S. Customs and Border Protection and the U.S. Army Corps of Engineers called the claims contained in a lawsuit over border wall construction near a ranch in Cochise County "fantastic," and defended the Trump administration's efforts to build a 4.7-mile section of the wall through remote terrain at a cost of $42.2 million per mile. Read more»

Construction east of Sasabe, Ariz. heading toward Nogales, part of the larger push for border wall construction in southern Arizona.

Cochise County ranchers have sued the Trump administration, claiming contractors "trespassed onto and destroyed private property" while building a new section of the 30-foot-tall border wall, and sent "shrapnel, and car-sized boulders" into the ranch during blasting work. Read more»

Laiken Jordahl of the Center for Biological Diversity in Tucson visits wall construction sites every week or two to observe the work.

Conservationists expressed anger over the Supreme Court’s decision not to hear an appeal to stop construction of the border wall. But they’re moving ahead while monitoring construction as it chews through land marked by towering saguaros and habitat of the endangered jaguar. Read more»

Construction vehicles and staged panels for the border wall along a two-mile stretch of the Organ Pipe Cactus National Monument, near Lukeville, Arizona about 110 miles southwest of Tucson, Aug. 20.

For much of 2019, the borderlands endured the fallout from decisions made years earlier, as the Trump administration pursued the Migrant Protection Protocols, attempted—and failed—to prosecute a humanitarian volunteer for harboring two men in the country illegally, and continued to pursue the president's quixotic promise to build a wall along the southwestern border. Read more»

Construction vehicles and staged panels for the border wall along a two-mile stretch of the Organ Pipe Cactus National Monument, near Lukeville, Arizona about 110 miles southwest of Tucson, Aug. 20.

The Interior Department announced it will transfer 560 acres of public land to the U.S. Army, including nearly 230 acres along the Cabeza Prieta National Wildlife Refuge, for the construction of 70 miles of border wall. Read more»

Construction vehicles and staged panels for the border wall along a two-mile stretch of the Organ Pipe Cactus National Monument, near Lukeville, Arizona about 110 miles southwest of Tucson, Aug. 20.

The construction of the border wall in Organ Pipe Cactus National Monument will threaten 22 archaeological sites, according to an internal National Park Service report. Read more» 2

A new border barrier panel erected last week on Organ Pipe Cactus National Monument in Southern Arizona.

Contractors put up the first 30-foot panels of a new border wall on a two-mile stretch of Organ Pipe Cactus National Monument this week, the first of three projects that will add "bollard" walls along Southern Arizona's wildlife refuges. Read more»

Construction vehicles and staged panels for the border wall along a two-mile stretch of the Organ Pipe Cactus National Monument, near Lukeville, Arizona about 110 miles southwest of Tucson, Aug. 20.

Contractors began replacing border fencing along a two-mile stretch of the Organ Pipe Cactus National Monument this week, the first of three projects that will add 30-foot high "bollard" walls along three of Southern Arizona's wildlife refuges. Read more»

Replacement of older 'landing mat' walls with the 'modern' pedestrian wall near Naco, Arizona in 2017. The plan to replace the wall near the Naco Port of Entry was authorized and funded by the Obama administration.

The Trump administration is forging ahead with new border barriers in wildlife refuges in Southern Arizona despite environmentalists' objections, telling a court that one project will begin Monday with the removal of older fencing. Read more» 1