Food waste rises during the pandemic

The increase in food takeout due to the pandemic has also led to an increase in single-use plastic items.

In Partnership with UArizona, New Nonprofit to Launch Satellite Program to Track Greenhouse Gas Emissions

In a first-of-its-kind coalition to accelerate climate change action, and with help from UArizona researchers, a new nonprofit organization called Carbon Mapper is launching a program to improve scientific understanding of global methane and carbon dioxide emissions.

The US is tropicalizing, and you’ve probably already noticed the change

If you've heard about turtles dying in cold snaps, you've heard about this phenomenon.

UArizona Partners With French National Centre for Scientific Research to Establish France-Arizona Institute for Global Grand Challenges

The partnership establishes the France-Arizona Institute for Global Grand Challenges at the University of Arizona, which will address critical research areas through large-scale international collaboration, innovation and exchange of resources.

New snowpack totals suggest the 20-year Western drought will persist, intensify

Lack of monsoon rainfall last summer and spotty snowfall this winter combined to worsen the Western drought dramatically in the past year, and spring snowmelt won’t bring much relief.

A century of federal indifference left generations of Navajo homes without running water

When Julie Badonie was growing up in the small Navajo community of Tohatchi in the 1940s, her father drove a horse-drawn wagon early each morning to a nearby spring. There, he filled wooden barrels with water the family would use that day to drink, cook, and wash. 

Updating the status for water from the Colorado River

The Colorado River is one of the most highly developed surface water systems in the world, but demand for the river’s water continues to exceed supply. University of Arizona geosciences professor Connie Woodhouse discusses the impact of a warming climate on the Colorado River. She is the featured speaker for the annual College of Science lecture series April 15.

Connie Woodhouse spoke with Leslie Tolbert, Regent’s professor emerita in Neuroscience at the University of Arizona.

The drought's getting worse, particularly in the Southwest, says new study

Annual precipitation in our region dropped by eight times more than in the West as a whole from 1976 to 2019. The total decline of 3.2 inches in the Southwest compared to 0.4 inches regionwide.

In the West, Signs in the Snow Warn That a 20-Year Drought Will Persist and Intensify

Critical April 1 snowpack readings once again spell trouble, and new studies show the warming climate is lengthening dry spells and shrinking the snowpack, even in winter.

Climate change is impacting weather patterns across the West, study reveals

Droughts are lasting longer and rainfall is becoming more erratic across the Western hemisphere, according to a new study published by the US Department of Agriculture. 

How drought and constant fire are impacting Arizona

Conditions in the Southwest are getting drier, but there is some possibility for hope later this year.