Image What Americans think about the environmental impact of AI, according to a new poll Oct. 23, 2025 As the United States rapidly builds massive data centers for the development of artificial intelligence, many Americans are concerned about the environmental impact, and it's impact on communities. Read more
Image Wastewater treatment produces surprising amounts of greenhouse gases Oct. 15, 2025 As the world’s population grows and towns and cities spread, the associated increase in wastewater treatment comes with an overlooked environmental cost: greenhouse-gas emissions. Read more
Image Air pollution directly linked to increased dementia risk Sept. 4, 2025 A new study suggests a clear link between long-term exposure to air pollution and dementia. Read more
Image Erin Brockovich toxic metal detected in air after LA fires Aug. 28, 2025 LA fires released hexavalent chromium, a known carcinogen, into the air. Read more
Image Building a research database to protect tribal trust Aug. 25, 2025 A public-facing research database highlights collaborations between UA researchers and AZ Tribes. Read more
Image Google Wants You to Know the Environmental Cost of Quizzing Its AI Aug. 21, 2025 The tech giant has released details on the colossal amount of power required to respond to our everyday AI queries. Read more
Image Wildfire Fighters, Unmasked in Toxic Smoke, Are Getting Sick and Dying Aug. 17, 2025 The U.S. Forest Service has fought decades of efforts to better protect its crews — sending them into smoke without masks or warnings about the risks. Read more
Image New EPA data show more towns have PFAS in their water. Is yours one? Aug. 14, 2025 The EPA is nearing the end of the largest PFAS testing initiative it’s undertaken – a three-year effort that requires most public drinking water systems serving at least 3,300 customers to sample and report measurements for several types of forever chemicals. Read more
Image EPA says power plant carbon emissions aren’t dangerous. We asked 30 scientists: Here’s what they say Aug. 11, 2025 The Trump administration’s Environmental Protection Agency on Wednesday proposed a new ruling that heat-trapping carbon gas “emissions from fossil fuel-fired power plants do not contribute significantly to dangerous air pollution.’' Read more
Image The EPA set formal limits on PFAS in drinking water last spring. How has that affected Arizona? July 24, 2025 The regulation came after years of research tying the human-made chemicals to a range of health issues. The Centers for Disease Control and Prevention says certain levels of exposure can lead to decreased fertility, prostate, kidney and testicular cancers, and weakened immune systems. Read more