A newly mapped underwater mountain could be home to 20 new species
The potentially new species, which have yet to be officially confirmed, include a sea urchin, starfish and a squat lobster.
Breaks in only water pipeline for Grand Canyon prompt shutdown of overnight hotel stays
Visitors won’t be able to stay overnight in hotels at Grand Canyon National Park after a series of breaks in the only pipeline that serves the popular tourist destination.
From date palms to alfalfa: How Arizona became fertile ground for Saudi farms
What started with a camel handler would grow into a lucrative trade, but eventually ended in exploitation of lax water laws.
El Rio Clinic considers parking expansion, Menlo Park residents concerned about community garden
Menlo Park neighborhood responds to potential changes as El Rio Clinic weighs options for additional employee parking space.
Microplastics are everywhere, but are they harming us?
A surge in research into plastics in food and water is raising questions about the accumulation of microplastics in the body.
Lithium drilling project temporarily blocked on sacred tribal lands in Arizona
The case is among the latest legal fights to pit Native American tribes and environmentalists against President Joe Biden’s administration.
Arizona Corporation Commission urges congress to exempt utilities from EPA hazardous waste costs
ACC pushes for federal legislation to avoid higher utility rates and cleanup expenses following EPA hazardous substance regulations.
Hedge fund buys $100 million of land in La Paz County
Land is in an area that has little regulation on groundwater pumping, and could be sent elsewhere in the state.
The Buzz: New ways to recycle plastic in Arizona
Companies find new ways to help residents give plastic another life.
Giant old saguaros can be resilient. It's baby saguaros researchers are worried about
Human-caused climate change is robbing the Sonoran Desert of the conditions needed to help baby saguaro take root and thrive.
As Colorado River states await water cuts, they struggle to find agreement on longer-term plans
Years of overuse combined with rising temperatures and drought have meant less water flows in the Colorado today than in decades past.
Two rivers, one lifeline: Reclaiming the Santa Cruz across borders
US-Mexico collaboration has improved the once polluted and depleted Santa Cruz River. Challenges like flooding and wastewater management persist, requiring new infrastructure and funding. Despite progress, managing water across borders remains ongoing.
Atascosa Mountains ocelot sighting, first in 50 years
Trail cameras caught footage of an endangered ocelot five miles north of the U.S.-Mexico border, in a region where ocelots haven’t been seen in 50 years.
Satellites help researchers measure climate effects in Antarctica
Scientists are using data from orbit to keep track of snowfall and ice melt in the region.
Pima County heat program converts old Tucson jail facility into latest cooling center
Tucsonans now have access to a new cooling center at the Mission Annex facility — a former minimum-security jail — on the city’s west side.
