Federal court rules against copper mine project in southeast Arizona

The 9th U.S. Circuit Court of Appeals agreed that the U.S. Forest Service’s approval of a permit for the Rosemont Mine project on the Santa Rita Mountains near Tucson went beyond what is allowed under a federal mining law.

Cleaner air leads to more hurricanes in the Atlantic, study finds

A new study links how many hurricanes form worldwide to air pollution levels. Wednesday's study from the National Oceanic and Atmospheric Administration says cleaner air in Europe and the United States is helping trigger a dramatic increase in the number of Atlantic hurricanes.

April CO2 levels were the highest in recorded human history, data shows

The first time Earth reached a record average for CO2 concentrations in the atmosphere was in 2015 and the levels continue to grow every year.

Lake Mead drought exposes more human remains

Human remains were found at Callville Bay in Lake Mead Saturday, less than a week after different remains were found at the lake.

Arizona saguaros are sick, and you can help scientists figure out why

When people think of the Arizona desert, they think of the saguaro cactus, but since the record-breaking heat during the summer months of 2020, many of these cacti have died.

US to hold back Lake Powell water to protect hydropower amid ongoing droughts

The decision will not have any immediate impacts on the amount of water allocated for the region’s cities. And it won’t affect farms that rely on the Colorado River, which already face mandatory cuts in central Arizona.

Scottsdale asking residents to cut water use amid Colorado River water shortage: here's what you need to know

Officials with the City of Scottsdale are asking residents and businesses to cut their water use, as the state is expected to receive less water from the Colorado River due to a declared water shortage for the river. Here's what you should know about the situation.

ADOT, NAU team up to preserve wildlife habitats during contruction project along the Verde River
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The Arizona Department of Transportation is teaming up with Northern Arizona University to preserve wildlife habitats during a critical construction project happening along the Verde River up north. FOX 10's Danielle Miller takes us there.

Water intake now visible at drought-stricken Lake Mead

The Southern Nevada Water Authority announced this week that its Low Lake Level Pumping Station is operational, and released photos of the uppermost intake visible at 1,050 feet above sea level.

Phoenix Zoo introduces new pollinator garden
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The Phoenix Zoo has opened a brand new pollinator garden providing a fresh environment for bees, butterflies and hummingbirds. It's all thanks to a $10,000 grant from the "Planet Spring Into Action" program. They also partnered with "Tiger Mountain Foundation," a nonprofit that builds and maintains community gardens while teaching practical life skills to those in the community.

Foul-smelling toxic foam spewing from polluted river takes over Colombian city

Photos show how the massive layer of toxic foam is plaguing the city of Mosquera, Colombia, near Bogota, drifting into residents’ yards and businesses.

One-fifth of reptiles face risk of extinction, new report finds

A comprehensive new assessment of thousands of reptiles species has found that 21% are considered endangered, critically endangered or vulnerable to extinction.