Navajo Nation wants to provide power To LA
The deal is the latest attempt to make up for the lack of coal revenue and develop renewable energy projects.
Controlled blasts for border wall project draw criticism
Critics say they threaten cultural sites that belong to the Tohono O'odham Nation.
Conservationist ship attacked in endangered vaquita refuge
The crew patrolling to protect the endangered porpoise in the Sea of Cortez came under fire by suspected poachers.
District judge overturns another part of Rosemont Mine approval
The judge on Monday threw out the U.S. Fish and Wildlife Service's approval of the project.
Cochise County removes rented dumpsters used for San Pedro River border wall prep
The contract said the dumpsters were intended for another location, according to the county.
Study: Four Corners drought intensified by human-induced warming
A researcher said the drought showed what climate change is like "in the here and now."
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.
Young activists press for action on climate change
Inexperience and age aren't stopping young people in Arizona and around the world from demanding action.
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.
Opinions mixed on roll-out of new federal water rule
The Trump administration released its final rule Thursday redefining which waterways are protected under the Clean Water Act.
Climate change, and our response to it, is making life hard for desert tortoises
Tortoises are being hit with a one-two punch of energy projects springing up in a desert that is getting hotter and drier.
Communities affected by mining spill win case in Mexico's Supreme Court
The decision granted protection to Sonora River Valley residents seeking remediation following a 2014 Grupo México toxic mine spill.
TEP rate hike proposal draws opposition from climate advocates
Groups say TEP shouldn't keep investing in fossil fuels. The utility says the plan will enable a transition to more renewable energy.
Grijalva asks feds to 'respect tribal lands' during border construction
U.S. Rep. Raúl Grijalva is asking the Department of Homeland Security to formally consult with the Tohono O'odham Nation.
Planning for a future with less Colorado River water
A new book sheds light on mistakes of the past while Arizona gears up for the next round of negotiations.
