By Juliano Palacios Abrantes and Narissa Bax This article was originally published on The Conversation, an independent and nonprofit source of news, analysis and commentary from academic experts. Disclosure information is available on the original site. This year’s COP30 comes after the international Agreement on Marine Biological Diversity of Areas beyond National Jurisdiction (BBNJ) finally acquired the required number of ratification votes by United Nations member states. The treaty, effective from January 2026, is the first global agreement for marine areas beyond national jurisdictions, with a direct reference to climate change risks in its legal text. Its ratification comes at a crucial time for marine environments. The momentum of COP30 and the BBNJ treaty creates a unique opportunity to further integrate the ocean, particularly the deep sea, into the climate…











