Marine Science

Trump administration seeks to delay findings on pesticides

President Donald Trump's administration is seeking a two-year delay of an upcoming deadline to determine whether a family of widely used pesticides is harmful to endangered species.

The request filed before a federal judge last week comes after Dow Chemical Co. and two other pesticide makers asked the government to set aside research by federal scientists that shows organophosphates are harmful to about 1,800 critically threatened or endangered species.

Under a 2014 legal agreement, the National Marine Fisheries Service is required to issue findings on the use of the three pesticides under review — chlorpyrifos, diazinon and malathion — by the end of this year. The...