Water Resources

Only one drought in the past 1,200 years comes close to the ongoing, global warming-driven event

What does a Central Valley almond farmer have in common with a San Diego homeowner? The answer is simple: Water. More specifically, the amount of water they need to sustain their respective lifestyles — which is a lot.

Researchers at the University of Arizona Water and Energy Sustainable Technology Center are testing wastewater across the country to trace coronavirus prevalence in communities and help public health officials better prepare for the future.

A bill to remove an outdated “use it or lose it” policy in state water law is sailing through both houses at the Legislature, a sign that progress is inching forward as Arizona prepares for a drier future. 

New Evidence reignites a longstanding debate about how the sea reconnected with the ocean.

The interplay of carbon dioxide, winds and Southern Ocean waters could be reaching an environmental tipping point

Wells are going dry in rural Arizona, leaving residents struggling. A recent investigation by The Arizona Republic and a documentary by NBC News tell the stories of residents of groundwater-dependent regions within La Paz and Cochise counties whose households have been affected by falling water tables.

Loss of groundwater may accelerate drying trends in the eastern United States, according to research that applied supercomputing to create an in-depth model of how groundwater will respond to warming.

Nonperennial rivers are a major—and growing—part of the global river network. New research and science-based policies are needed to ensure the sustainability of these long-overlooked waterways.