Last week, the Bureau of Reclamation inked three historic water conservation agreements in Santa Fe with the Gila River Indian Community, which thinks it can step up to help take some strain off Lake Mead and stabilize the Colorado River Basin. Less than a week later, they’re already breaking ground on two of these projects.

The U.S. government has awarded a multimillion dollar contract to build a long-awaited shipping port of entry near Douglas, Arizona.

Conservation groups say their trail cameras have captured new footage of an ocelot in southern Arizona. It’s a rare signing of an endangered species with habitat in the U.S. and Mexico.

All over the world, the Hopi people have come to symbolize a deep spirituality. The problem is that this version of the Hopi religion was largely popularized by non-Hopi people.

The railway project began under former Mexican President Andrés Manuel López Obrador — and was meant to increase capacity of the current rail system between the Sonoran cities of Guaymas and Nogales.

A bill co-introduced by Sen. Mark Kelly looks to renew a federal program that monitors groundwater quality and availability along the U.S.-Mexico border.

Millions of dollars spent to hold back the San Francisco Peaks after two years of post-wildfire flooding

The Biden administration has released the final version of an asylum restriction put in place along the border this summer.

Officials in Pima County are monitoring an Air Force plan that would allow fighter jets to dip closer to the ground in some areas.

Local officials in Tucson are throwing their support behind a plan to create an urban wildlife refuge along a portion of the Santa Cruz River that runs through the city.

Vice President Kamala Harris will call for further tightening asylum restrictions, breaking from President Joe Biden’s policy on an issue where her rival, former President Donald Trump, has an edge.

The town of Marana — just north of Tucson — is suing the federal government over water contamination issues tied to military and airport facilities nearby.