Enough habitat exists to support return of Mexican wolves in Southwest, study says

A U.S.-Mexico partnership could aid the long-term recovery of the endangered Mexican wolf, a subspecies of the North American gray wolf, and its eventual removal from the U.S. endangered species list, according to a new study.

The fight for an equitable energy economy for the Navajo Nation

On a chilly December morning in northern Arizona, near the town of Page, Nicole Horseherder stood beside a barbed-wire fence, waiting for the smokestacks of the Navajo Generating Station to fall. The coal-fired power plant, just a mile away, towered against the backdrop of the Glen Canyon National Recreation Area and a cloudless blue sky.

U.S. Cities Are Underestimating Their Greenhouse Gas Emissions

The errors could make it more difficult for cities to meet goals for reducing their planet-warming footprint

Some Ecological Damage from Trump’s Rushed Border Wall Could Be Repaired

Conservationists urge Biden to dismantle it quickly, especially in key habitats

Arizona mining industry steps up to meet skyrocketing demand for copper

It has the highest recycling rate of any engineering metal, every child born today will use about 1,500 pounds of it, between 500 and 600 pounds of it were used to make billions of doorknobs in the United States, and the Statue of Liberty is plated with upwards of 179,000 pounds of it.