News

Hoover Dam, a symbol of the modern West, faces an epic water shortage

The effects of drought and climate change are seen at Hoover Dam, which will soon hold the smallest amount of water since it was filled in the 1930s.

Leaks account for half of major methane sources at largest US oilfield — study

Malfunctioning equipment accounts for about half of the biggest sources of potent greenhouse gas methane emissions at the United States' largest oilfield, a study led by NASA showed on Wednesday.

One year later, researchers chart damage, recovery from Bighorn Fire`

It began with a lightning strike on a parched mountainside above Oro Valley one year ago Saturday.

Climate change causing young adults to question having kids

Bethany Wilcox has always wanted to have kids.

“Seeing my parents and how much satisfaction and fulfillment they seemed to have from raising my sister and me, I always wanted that," Wilcox said. "I always thought that was an amazing thing.”

NASA Has Spotted Sneaky Methane Emissions From the Biggest Oilfield in America

We have an "opportunity to fix these super emitters.”

Fire Killed 1 In 10 Of Earth’s Most Fire-Resilient Monarch Sequoias In 2020

Scientists have known last year’s Castle Fire was probably the most destructive for California’s famously fire-resilient sequoias in at least 700 years, but a draft National Park Service report obtained by the Visalia Times-Delta puts a quantitative measurement on that fire’s climate-fueled toll. Between 7,500 and 10,000 monarch sequoias — about 10% to 14% of the world’s mature sequoia population — perished in the fire.

Record-Breaking Temperatures More Likely in Populated Tropics

New research shows that most extreme heat events are going to occur in the tropics rather than the poles.

UArizona and NASA Identify Methane Super-Emitters in the Nation's Largest Oil Field

Fixing just the worst leaks in the Permian Basin oil field could cut methane emissions by 55 tons an hour.

Amid Dire Colorado River Outlook, States Plan to Tap Their Lake Mead Savings Accounts

This year and next, Arizona and California intend to draw on water they banked in the big reservoir, even as water levels drop.

Foreign Firms Sucking “Virtual” Water From America’s Parched Southwest

Export of water-intensive crops has been accelerating for decades.