Hearing climate change: An Arizona researcher’s quest to understand climate through sound

PHOENIX – Garth Paine, who co-leads Arizona State’s Acoustic Ecology Lab, studies how sounds can help understand the environment and potentially help predict climate change.


Podcast: Volcanic soil, old artillery shells challenge crews managing the Maroon Fire

FLAGSTAFF – Firefighters were controlling a wildfire near Flagstaff, but unusual circumstances complicated the process: unusual volcanic soil and a “no-go zone”.


Utah presses forward on pipeline despite strains on Colorado River

ST. GEORGE, Utah – Despite legal agreements on drought in the Colorado River Basin, southwestern Utah communities are pushing for expensive water projects.


Ranchers want dams to protect against drought, but could dams worsen climate change?

BIG PINEY, Wyo. – Ranchers in Wyoming want more water storage, but that will mean less water going into the Colorado River.


Pima official defends clean-water rule that farmers blast as burdensome

WASHINGTON - Both sides at a Senate hearing on the Waters of the U.S. rule agreed they want clean water, but a Pima County official said a Trump plan would open the door to pollution while farm groups said an Obama-era rule was too burdensome and confusing to be effective.


On stressed Colorado River, states test how many more diversions watershed can bear

COAL CREEK CANYON, Colo. – The Colorado River is short on water. But you wouldn’t know it by looking at a slate of proposed water projects in the river’s Upper Basin states of Colorado, Utah and Wyoming. Denver Water wants to increase the size of one dam by 131 feet and fill the human-made lake with more water from the headwaters of the Colorado River via a tunnel that traverses the Continental Divide.


Efforts to protect butterflies, desert fish would get millions under Extinction Prevention Act

PHOENIX – Some threatened and endangered Arizona species may receive federal funding under a bill being proposed by Rep. Raul Grijalva of Arizona.


Arizona Game and Fish debates banning ‘coyote killing contests’

PHOENIX – The Arizona Game and Fish Commission has proposed a rule that would ban so-called coyote-killing contests. KJZZ spoke to people on both sides of the issue.


Excessive heat, high fuel loads in Arizona have experts predicting wildfires through fall

PHOENIX – The Woodbury and Mountain fires burning in the Tonto National Forest aren’t a threat to people, but both indicate what could be a trend over the next few months: as vegetation grows from the wet winter and dry out, Arizona is a tinderbox.


Timely tips for staying safe during Arizona’s monsoon season

PHOENIX – Arizona’s monsoon season will likely arrive later than usual this summer, which means more time to prepare for the sometimes violent storms.


Can the government be sued for climate change? Appeals court hears arguments

PHOENIX – Judges from the U.S. Appeals Court for the 9th Circuit heard arguments in a landmark case on climate change Tuesday.


Tribal leaders, lawmakers push bill to ban mining near Grand Canyon

WASHINGTON - Tribal and environmental officials urged House lawmakers to protect sacred land and natural resources by passing a mining ban on just over 1 million acres around the Grand Canyon, a move critics called "ill conceived" and driven by "scare tactics."