Arizona Sustainability News

Drought Continues To Impact Navajo Nation
The largest Native American reservation in the U.S. is continuing to struggle with drought conditions. The majority of the Navajo Nation is in extreme or exceptional drought.
July 20, 2021
Mexico Plans To Build Huge Solar Plant In Sonora By 2023
Working with state leaders, Mexico plans to build the world’s eighth-largest solar farm in neighboring Sonora that’s expected to be up and running by the end of 2023.
July 19, 2021
Glendale Proposes Rate Hikes For Water And Sewer
The Glendale City Council next week will hold a meeting on proposed water and sewer rate increases.
July 19, 2021
Climate Scientist Describes Role Individuals Play In Climate Change In New Book
President Joe Biden has brought the U.S. back into the Paris Climate Agreement, and there are efforts to reduce carbon emissions in an effort to slow climate change. But climate scientist Kimberly Nicholas says we all have a part to play in that.
July 16, 2021
The Bones Are Already There: Could 15-Minute Cities Catch On In The Phoenix Area?
Some planners are touting the idea of the "15-minute city" — an idea popularized in Paris in which residents are able to do most, if not all, of what they need and want to do within 15 minutes of their homes. Could that idea work in the Phoenix area?
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July 8, 2021
A Pretty Bleak Year: The Southwests Water Demands Are Straining The Colorado River
Extreme heat and prolonged drought have put an enormous strain on the Colorado River. As a result the life blood of the Southwest is maxed out. The 40 million people that rely on its waters are now facing pending water shortages and cutbacks. KUNC’s Luke Runyon traveled along the 1,400 miles of the Colorado.
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July 8, 2021
More Trees? Compost? Weigh In On Citys Climate Plan
Phoenix is looking for input on its climate action plan. An online survey that can take as little as five minutes to complete asks residents and business owners to rank priorities and activities to limit climate change.
July 6, 2021
Arizona Game And Fish Bans Trail Cameras For Hunting
The Arizona Game and Fish Commission unanimously approved a ban on trail cameras, used to take pictures and videos to aid hunting. The commission ruled that the cameras breach the Fair Chase Doctrine.
July 4, 2021
Small Towns Plan For More Growth — And Less Water
As drought strains much of the state, and tens of thousands of newcomers move to the busy Front Range each year, towns like Severance are thinking about growth – and water usage – in ways that they never have before.
June 29, 2021
Lessons From Drops In Greenhouse Gas Emissions During Lockdown
Fewer greenhouse gasses were emitted globally over the last year, as people drove and flew less during pandemic-related lockdowns. But new research suggests scientists may have underestimated just how big of a drop there was.
June 28, 2021
UA Researchers Create Fantasy Monsoon Game
While some Arizonans are standing by for legalized sports betting, others are anticipating fantasy monsoon.
June 28, 2021
Another Dry Year On The Colorado River Could Force States, Feds Back To Negotiating Table
Colorado River water managers could be pulled back to the negotiating table as soon as next year to keep its biggest reservoirs from declining further.
June 28, 2021
Lithium Mining Threatens Hualapai Sacred Sites
A push for more electric vehicles is bumping up against a western Arizona tribe’s sacred sites and land. A mining company is looking to extract lithium on land owned by the Bureau of Land Management, but that land surrounds Hualapai land on three sides.
June 22, 2021
Cities Of Light Combines Data, Essays To Explore Climate Change
A recent project led by ASU’s Center for Science and the Imagination melds data, essays and fiction in presenting how cities and communities may be changed by a stronger move to renewables — including solar energy. And the project is captured in a book called "Cities of Light: A Collection of Solar Futures."
June 18, 2021
AMLO Promises To Build Solar Energy Project In Sonora
Mexico’s president says he’s moving forward with plans to build a state-owned solar energy facility in northern Mexico.
June 17, 2021
Phoenix Sets Provisions From Tree Plan Into Law
In 2010, the city of Phoenix adopted the Tree and Shade Master Plan, which called for the city to increase environmentally-friendly efforts. One of those efforts was to increase arboreal coverage of the city. On June 16, the city passed an ordinance that would codify some of its provisions into municipal law.
June 17, 2021
Officials Call On Sonorans To Conserve Water As Drought Continues
Mexican officials are calling on residents of the state of Sonora to conserve water as the region continues to experience severe drought conditions.
June 16, 2021
New Research: Some Shade Better Than Others At Keeping Us Cool
Trees can provide relief from the heat during the summer months, but ASU researchers say that other forms of shade can also be effective. The findings can have benefits for city planners looking to offset the heat island effect.
June 15, 2021
To prevent waste and avoid sparking an interstate legal battle, Colorado has started cracking down on what may seem like a drop in the proverbial bucket — illegal ponds.
June 14, 2021
▶ This Weeks #AZNumber: 680 Million
#AZNumbers is a weekly segment featuring thoughts and insight into Arizona's economic news. This week's number: $680 million — and a look directly into the sun. Listen to the KJZZ business block with Heather van Blokland weekdays at 6 p.m. on 91.5 FM or stream it on
June 11, 2021