Worries spread over health impact of Zika-fighting chemicals

摘要

The insecticide being used to kill mosquitoes spreading the Zika virus in Florida could be toxic for bees, aquatic life, birds and people. Naled has been approved by U.S. EPA to fight mosquito-borne diseases since 1959. When properly applied, EPA says, the pesticide causes only short-term effects in people but does pose "risks to aquatic and terrestrial wildlife," according to its website.