Decades after global regulations, the Arctic Ocean's legacy persistent organic pollutants haven't dropped

Nov 05, 2024

The presence of persistent organic pollutants (POPs) in all the world's oceans but one has been in steady decline since 2001, when 152 countries agreed on a comprehensive global ban. The exception has been the Arctic Ocean, which has seen a sharp rise in POPs in its frigid waters over the past several decades.