Meeting Arizona’s water demand includes drawing from massive stores of water in underground aquifers. But some experts say groundwater is overtaxed and shouldn’t be seen as a long-term solution for a region where the water supply is expected to shrink in the decades to come.

The Bureau of Land Management has scheduled a Jan. 20 virtual forum so people can hear from companies seeking to build large solar energy projects near metro Phoenix.

Cars are seemingly constantly adding new technologies to make them “smarter," like adaptive cruise control and lane-adjust sensors. These technologies have not yet made it to bicycles, but a team at Northern Arizona University is trying to change that.

For the past 20 years, officials have worked at reintroducing beavers to the San Pedro River. And a recent expedition to check on the furry creatures bodes well for their futures.

The United States Department of Agriculture is sending more than $19 million to rural communities in Arizona. The grants and loans will help expand access to clean water and high-speed internet.

Maricopa County issued a warning about pollution caused by personal fireworks and burning wood over the New Years holiday.

The Arizona Diamondbacks ripped out the grass at Chase Field ahead of the 2019 season, replacing it with synthetic grass. It was a business decision, but it also ended up being a water-conservation measure.

With the holidays just about here, and a slight nip in the air, many Arizonans start to think about lighting up their fireplaces or fire pits. But the state’s environmental regulators would rather you not, especially around Christmas and New Year’s Eve.

The study found reductions in emissions from passenger light duty vehicles reductions saved money and lives. But, factors could reduce the benefits these reductions have had.