Save the date

Save the date for the 2027 Ocean Decade Conference in Rio de Janeiro, a defining milestone of the UN Decade of Ocean Science for Sustainable Development 2021-2030 (‘Ocean Decade’).

Co-organized by the Intergovernmental Oceanographic Commission (IOC) of UNESCO, Brazil’s Ministry of Science, Technology and Innovation (MCTI), and the City of Rio de Janeiro, the 2027 edition will build on the outcomes of the 2024 Ocean Decade Conference in Barcelona, Spain, and carry forward the ambition of the Ocean Decade.

At a glance

📅 Main Conference: 7–9 April 2027
Up to 2,000 participants from around the world will come together to highlight progress, build partnerships, and accelerate ocean solutions shaping the future of the Ocean Decade through 2030 and beyond.

📅 Pre-Conference Programme: 5–6 April 2027
A vibrant schedule of partner-led satellite events, exhibitions, and networking activities will take place across Rio de Janeiro in the days leading up to the main conference.

🤝 Who’s Taking Part: Representatives from governments, scientists, civil society, Indigenous leaders, youth, the private sector, and philanthropy.

Conference objectives

• Showcase and track achievements towards the priorities of the Barcelona Statement;
• Refine Ocean Decade priorities for the remainder of the Decade through an inclusive preparatory process in 2026;
• Facilitate partnerships and discussions to shape the Ocean Decade’s post-2030 legacy;
• Inform dialogue at the 2028 United Nations Ocean Conference and contribute to the global conversation on the post-2030 Agenda for ocean sustainability.

More information

For more information, see the official announcement: Rio de Janeiro launches countdown to 2027 Ocean Decade Countdown – The Ocean Decade