Mayor Regina Romero wants Tucson to consider a host of ordinances setting zoning and environmental requirements for data ...

Some Tucsonans and environmental advocates oppose Project Blue because of concerns about its future impact on natural ...

The utility called for the retirement of the units in its 2023 resource plan due to the rising costs of coal, anticipated ...

Tucson Electric Power will likely need to build a new natural gas plant to serve the second big data center complex planned ...

The Tucson Environmental Services also shouted out the Arizona Athletics team for their part in the impact. Officials said every cleanup brings Tucson closer to cleaner and stronger community.

The Pima County Sheriff’s Department wants the public to be on the lookout for a missing hiker. The PCSD said William Grant Charlton told his family he was going day hiking along the Pima Canyon Trail ...

A new report from the Ocean Conservancy ranks Arizona among the worst states in the country for plastic pollution policy.

Seismic waves from an earthquake in eastern Russia hit Death Valley, shaking up a critically endangered desert fish ...

The Tucson Police Department has been addressing ongoing public safety concerns in city parks and surrounding areas, of ...

Tucson volunteers plan to sue after they said federal agents without identification pointed guns and unlawfully detained them near the Arizona border in March. Aid workers with Tucson Samaritans ...

Tucson Fire battled a blaze at an apartment complex near East Sixth Street and North Country Club Road Friday morning.

A bill to overhaul environmental regulations in Brazil was passed by the country's lower house Thursday, drawing criticism by the environmental minister who floated the possibility of a ...