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Large plume of smoke over Tucson caused by controlled burn in Sweetwater Wetlands

Tucson residents may have seen smoke rising from the Sweetwater Wetlands early Wednesday as Tucson Water and the Tucson Fire Department performed a controlled burn of 17 acres in the area. ... Read more»

Mitigación de virus del Nilo deja el Condado de Yuma, reservación Cocopah libre de la enfermedad

Con el saludable monzón de Arizona y una explosión de casos de virus del Nilo Occidental transmitidos por mosquitos, el Condado de Yuma se ha asociado con la tribu indígena Cocopah al sur de Yuma para crear un escudo eficaz contra la enfermedad.... Read more»

West Nile mitigation keeps Yuma County, Cocopah reservation free of virus

With Arizona’s healthy monsoon and an explosion of mosquito-borne West Nile virus cases, Yuma County has partnered with the Cocopah Indian Tribe south of Yuma to create an effective shield against the disease.... Read more»

Tiny terrors: Mosquitoes in Arizona and how to avoid them

Most mosquitos are merely annoying, but some of the buzzing, blood-sucking little demon insects carry a variety of diseases, including West Nile Virus and Zika. But bites can be avoided with an ounce of prevention. ... Read more»1

Targeting a killer: UA researchers discover potential birth control for mosquitoes

University of Arizona researchers have forged a path toward mosquito birth control, manipulating DNA to fight such mosquito-transmitted diseases as Zika, malaria and West Nile virus.... Read more»

First case of Zika virus confirmed in Pima County

A person who traveled to the Caribbean returned to the county and tested positively for the disease, however officials said that there was no risk of transmission and that the person was recovering from their symptoms. ... Read more»