A diverse coalition of advocacy groups rallied outside the Arizona State Capitol in support of public lands amid threats of mining and mass firings.

Mulch can be almost any loose aggregate material that will stay put and not significantly reduce air exchange out of the soil. But what kind is best?

Officials promise safety with a southern Arizona mine that is on track to start production in 2027, while community health ...

New research finds that global warming has significantly reduced the amount of water that’s being stored around the world in ...

The losses in soil moisture already pose issues for farming, irrigation systems and critical water resources for humans. But ...

Whether you're growing tomatoes, managing crops or striving for the perfect lawn, soil testing is key to success.

Legislation would make it illegal to release or dispense intentionally by any means "any chemical, chemical compound, ...