Backyard mosquito spraying booms, but may be too deadly


              Mosquito Joe training technician Michael Kraft sprays a mixture of essential oil pesticides in a yard in Cascade Township near Grand Rapids, Mich., on July 20, 2022.   As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects.(AP Photo/John Flesher)
            
              Mosquito Joe training technician Michael Kraft mixes essential oil insecticides to spray a yard in Cascade Township near Grand Rapids, Mich., July 20, 2022.  As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/John Flesher)
            
              Mosquito Joe lead technician Damien Ysasi sprays a mixture of essential oil pesticides on a house in Cascade Township near Grand Rapids, Mich., on July 20, 2022.   As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/John Flesher)
            
              A mosquito trap, placed by the Washtenaw County health department sits Thursday, July 14, 2022, in Ann Arbor Township, Mich.  As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/Carlos Osorio)
            
              Washtenaw County health department employee Amanda Harris prepares a mosquito trap, Thursday, July 14, 2022, in Ann Arbor Township, Mich.  As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/Carlos Osorio)
            
              Washtenaw County health department employee Amanda Harris carries a mosquito trap through the woods, Thursday, July 14, 2022, in Ann Arbor Township, Mich.  As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/Carlos Osorio)
            
              Marty Marino of Michigan's Cascade Township looks over his yard following an essential oil insecticide spray treatment by a Mosquito Joe crew on July 20, 2022. “If you like to be outside, it certainly makes it more pleasant not to be swatting mosquitos and worrying about all the issues,” Marino said.  (AP Photo/John Flesher)
            
              Mosquito Joe lead technician Damien Ysasi sprays a mixture of essential oil insecticides in a yard in Cascade Township near Grand Rapids, Mich., on July 20, 2022.  As climate change widens the insect's range and lengthens its prime season, more Americans are resorting to the booming industry of professional extermination. But the chemical bombardment worries scientists who fear over-use of pesticides is harming pollinators and worsening a growing threat to birds that eat insects. (AP Photo/John Flesher)