Countries negotiating a treaty to address plastic pollution ended their weeklong meeting in Busan, South Korea, on Monday without an agreement.The fifth session of the Intergovernmental Negotiating Committee brought together more than 170 countries including the European Union to address plastic pollution with a legally binding treaty, but some oil producing countries opposed plastic output curbs, arguing that the focus should be on management of plastic waste.Luis Vayas Valdivieso, the U.N. committee's chair, said while the countries had made progress in Busan, their work was far from comp…READ FULL ARTICLE