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Northern Arizona University wanted to test campus wastewater for traces of COVID-19, a process that can serve as an early-warning system for new outbreaks.
A group of climate scientists who are mothers are using their scientific and maternal experiences to help demystify climate change and bring scientific facts into homes across the country.
New research suggests that, sooner than expected, trees may become carbon sources rather than carbon sinks, as a feedback loop of rising temperatures drives them to release more greenhouse gases.
A study co-authored by UArizona researchers makes a strong case that even in arid climates, urban farms can help neighborhoods get the nutritious food they need if the farms are irrigated in a sustainable way.
The Trump administration is rolling back a regulation that requires showerheads to conserve water
The world is getting hotter: during three recent years, the total amount of global warming jumped by a fourth. And cities are getting hotter, too.
Last month, the U.S. Fish and Wildlife Service (FWS) declared that one of North America’s best known butterflies, the monarch, might be in trouble.
Yuma County will begin testing wastewater as part of an early COVID-19 detection program, the first countywide wastewater detection project in Arizona.
Most climate scientists agree the warming trend that has prevailed in Tucson and worldwide since the 1980s and ’90s is largely if not completely caused by heat-trapping greenhouse gases emitted into the atmosphere from the burning of oil, coal and other fossil fuels.