A fifth round of talks aimed at securing an international treaty to curb plastic pollution had seen slow progress as the halfway point approaches, delegates said on Wednesday, fuelling doubts that a deal can be reached by a Dec.

A last round of negotiations on a legally binding treaty to address the global scourge of plastic pollution has opened in Busan, South Korea.

Plastic pollutes oceans, food, your body. Yet nations are divided over a global treaty. Why all eyes are on talks for a U.N.-led accord to cut plastic waste.