Mayor Clara Brugada and Mexico's private sector signed an agreement Tuesday to improve the capital's poor air quality through ...

It's been decades of big deals for the desert — but a yearslong fight over air pollution could endanger future ones ... to ...

The EPA's decision on the Valley's ozone nonattainment issue could have big impacts on public health and the local economy.

It's been decades of big deals for the desert — but a yearslong fight over air pollution could endanger ... into the area from other states and Mexico. A team of researchers at Arizona State ...

The U.S. Environmental Protection Agency will soon decide whether to escalate the Phoenix area's air pollution status ... Phoenix the fifth most polluted city for ozone in the country last ...

Air pollution levels fell by 40 percent from ... In June 2017, the environment secretariat of the government of Mexico City participated in the International Forum for Metropolitan Clean Air ...