Arizona municipalities have a new tool to meet water needs: Wastewater treated by advanced purification can now flow directly from local water systems into residents’ taps.
A coalition of 15 states, including Arizona, is suing over President Donald Trump's efforts to fast-track energy-related projects, saying the administration is bypassing environmental protection laws.
Migrant advocates fear that by sealing hundreds of miles of border in the Southwest, US troops will effectively funnel migrants to far more dangerous crossing points.
The Apache Generating Station, one of the last remaining coal plants in Arizona, is among 66 nationwide granted exemptions by the Trump administration from updated standards on mercury, arsenic, lead, and other toxic pollutants.
Arizona Game and Fish coordinates a nest watching program to collect data on the local bald eagle population and educate the public on how to protect the species.
Although the Navajo Nation has reached an agreement with Energy Fuels Inc. on uranium transportation through tribal land, many tribal members remain concerned it won’t protect them from the harms of uranium contamination.
Want to get outside? Here are the 25 national parks closest to Phoenix.
Here are seven places where you can see and smell wildflowers in and around Phoenix this spring.
Arizona's Eco Fashion Week 2025—where sustainable fashion, upcycled denim, and local designers share the spotlight—is coming up this month.
Arizona officials are urging residents to take precautions as firefighters face longer hours battling more intense wildfires across the state.
