Carbon Capture from Trees? It's All Downhill From Here, Study Says
UA research shows tall valley trees absorb more carbon from the atmosphere than trees on peaks.
Cicadas Soundtrack Arrival of Summer, Monsoon in Arizona
Region hosts more than four dozen species.
Tucson Astronomer to Lead Citizen Observations During Eclipse
Arizona to see partial blockage Aug. 21
Planting Fish to Kill Mosquitoes: 'This Is Historical'
Endangered fish species going into swimming pool to eat larvae.
Climate Scientist: Leaving Paris Accord Bad for Southwest
The region is already experiencing the effects of global warming, says Valerie Trouet.
Team Maps Genome of Mojave Desert Tortoise
Researchers are looking there for a 'gold mine' of information about changes and adaptations.
National Weather Service Wants Help Spotting Storms
Program helps meteorologists get view of incoming storms to make monsoon safer.
Christian Climate Scientist: 'Facts Not Enough' in Dialogue
Texas climate expert will speak at UA this week, saying human values important in discussions.
'Smart' Agreements Leave More Water in Lake Mead, Regulators Say
Snow pack will add to reservoirs this spring, but the Colorado basin remains in a drought.
Students Show off Science Skills at Annual Fair
More than 2,000 exhibits and activities for kids and adults at the Southern Arizona event.
Does Explosive Beetle Have Most Interesting Genome?
UA researchers hope to win crowd-sourced genome sequencing of the Sonoran Desert beetle.
Wildlife Officials Pleased With Growing Mexican Gray Wolf Count
Wolf count rebounds to 113 after drop the previous year.
Arizona Scientists On Edge Over Trump Environment Promises
President promised to relax or eliminate many environmental protections.
Satellites Reveal Shrinking Water, Bare Shorelines in Lower Grand Canyon
The drought-driven changes could affect recreation and wildlife.
Deep, Two-Mile Fissure Discovered Near Picacho Peak
Fissures are deep cracks in the earth caused by over pumping of groundwater.
