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2025 UN OCEAN CONFERENCE June 2025, France

About UNOC 2025

2025 UN Ocean Conference

The high-level 2025 United Nations Conference to Support the Implementation of Sustainable Development Goal 14: Conserve and sustainably use the oceans, seas and marine resources for sustainable development (the 2025 UN Ocean Conference) will be held in Nice, France, from 9 – 13 June 2025, co-hosted by France and Costa Rica.

The overarching theme of the Conference is “Accelerating action and mobilizing all actors to conserve and sustainably use the ocean”. The Conference, comprising an opening segment, ten plenary sessions, ten Ocean Action Panels and a closing segment,  aims to support further and urgent action to conserve and sustainably use the oceans, seas and marine resources for sustainable development and identify further ways and means to support the implementation of SDG 14. It will build on existing instruments to form successful partnerships towards the swift conclusion and effective implementation of ongoing processes that contribute to the conservation and sustainable use of the ocean. The Conference shall adopt , by consensus a brief, concise, action oriented and intergovernmentally agreed declaration, which along with a list of voluntary commitments, will be referred to as “Nice Ocean Action Plan”.

The Conference will involve all relevant stakeholders, bringing together Governments, the United Nations system, intergovernmental organizations, international financial institutions, other interested international bodies, non-governmental organizations, civil society organizations, academic institutions, the scientific community, the private sector, philanthropic organizations, Indigenous Peoples and local communities and other actors to assess challenges and opportunities relating to, as well as actions taken towards, the implementation of Goal 14.

The President of the General Assembly will convene a one- to two-day preparatory meeting, in July 2024 at United Nations Headquarters in New York.  From 7 to 8 June 2024, Costa Rica will organize a High-level Event on Ocean Action entitled “Immersed in Change” in San Jose to contribute to the UNOC3 and its outcomes. 

The UN Secretary-General has appointed the Under-Secretary-General for Economic and Social Affairs, Mr. Li Junhua, as the Secretary-General of the Conference to oversee its preparations; and the Under-Secretary-General for Legal Affairs, Mr. Miguel de Serpa Soares, as Special Adviser to the Presidents of the Conference on ocean and legal matters.