Although President Joe Biden has promised to limit people’s exposure to “dangerous chemicals and pesticides,” his administration has defended several actions by the Trump administration that generally deregulated pesticides.
More than a decade ago, nonprofit Natural Resources Defense Council petitioned the EPA to ban the use of a pesticide called tetrachlorvinphos in pet products like flea and tick collars. The organization cited studies showing that the chemical, a possible carcinogen, had been linked to brain and nerv
