In the context of plastic pollution becoming increasingly serious and becoming one of the global environmental crises, in 2022, United Nations member countries agreed to negotiate to develop a binding legal instrument to end plastic pollution. The fourth conference of the Intergovernmental Negotiating Committee to develop an international legally binding instrument (the Agreement) on plastic pollution (INC-4 Conference) took place from April 21st to 30th, 2024 in Ottawa, Canada, following the previous Conferences. INC-1 in 2022 and INC-2 and INC-3 in 2023, where a number of important outcomes were achieved towards concluding negotiations and possibly adopting a global agreement on plastic pollution by the end of 2024 to respond to the above crisis.