Climate Change

Aspens change color in Flagstaff
A non-native insect is threatening aspen trees in northern Arizona. The insect is called an oystershell scale, and it’s about the size of a grain of rice.
More Arizona science news
Feb. 6, 2022
man lugging belongings
Phoenix expects to have a single coordinated heat response plan fully operational by May 1. The citywide plan will focus heavily on several blocks around the Human Services Campus between downtown and the state Capitol complex. It’s where hundreds of people are living in tents.
Feb. 3, 2022
Border wall water bottle
Migrants face dangerous conditions when they attempt to cross the mountainous desert terrain of southern Arizona, and new research shows those conditions are likely to only get worse because of climate change.
Jan. 31, 2022
ponderosa
Trees are relied on to reduce the effects of climate change by absorbing carbon dioxide, but their ability to do that may be reducing.
Jan. 31, 2022
solar panels
In neighboring Sonora, there is a major push to increase solar energy capacity. And in the capital, Hermosillo, city leaders are piloting a new program to put solar panels on private homes
Jan. 28, 2022
Fronteras Desk logo
Sonoran leaders have created a plan to address the impacts of climate change in the state. And they're asking the public for feedback.
Jan. 26, 2022
envision tempe meeting
In January 2021, a series of winter storms started hitting Texas. By the time they were over, millions were without power, leading to shortages of heat, food and water. Hundreds of people died. Now, people in the Phoenix area are worried they could face a similar crisis from a prolonged heat wave.
Jan. 26, 2022
solar panels
The Navajo Tribal Utility Authority recently announced that it will build a 200-megawatt solar plant near Cameron.
Jan. 25, 2022
Light rail phoenix
As construction continues for two light rail extensions in Phoenix, leaders are feeling optimistic about adding more.
Jan. 19, 2022
Sonoran Solar
Mexico is set to break ground on a massive solar energy plant in the state of Sonora next month. Officials say the first phase of the project will be up and running before the end of the year.
Jan. 19, 2022
Dog sledder
In the before times, Flagstaff mushers raced their dogs on sleds, in snow. But dog sledders have shifted gears recently. In November, a group of racers gathered at Arizona Nordic Village for two days of racing. There was no snow on the ground, just a dusty trail where they lined up in carts or mountain bikes pulled by dogs on harnesses.
Jan. 5, 2022
Grand Canyon bats
Conservationists say the need for renewable energy grows more urgent with each passing year. But even green energy has costs.
Dec. 23, 2021
Joe Biden
One of President Biden’s goals has been to combat climate change. But some conservationists are disappointed with his efforts so far.
Dec. 23, 2021
Antelope Point Public Launch Ramp at Lake Powell
Water levels at Lake Powell remain low, and Bureau of Reclamation projections indicate they will continue to drop. As water levels have dropped, access to boat ramps on Lake Powell has become more difficult.
Dec. 22, 2021
Susan Vespoli
It’s season’s endings for “Word” as we close out 2021. What do a former hotshot from Arizona, a Valley poet with a new collection about addiction as well as a planetary scientist and writer from Tucson have in common? They’re part of “Word.” It’s a podcast about literature in Arizona and the region.
Dec. 21, 2021
Antonio Astiazarán
In neighboring Sonora, Mexico, leaders in the capital of Hermosillo have announced a plan they say will help mitigate the impacts of climate change.
Dec. 17, 2021
Emissions test
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.
Dec. 17, 2021
Justin Brundin
The Cocopah Indian Tribe has lived along the Colorado River delta for centuries. But drought, climate change and damming has transformed the once verdant stretch.
More Fronteras Desk news
Dec. 15, 2021
Don't Look Up Netflix
A University of Arizona astronomer was an adviser for “Don’t Look Up,” a movie about two scientists who learn that a comet is about to strike the Earth.
Dec. 14, 2021
Chaco Culture National Historical Park
President Biden’s administration announced a temporary halt to new oil and gas leases on federal lands shortly after taking office. But conservationists are disappointed in how Biden’s policies have played out so far.
Dec. 13, 2021

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