The pan-Mediterranean digital campaign to celebrate the 50th anniversary of the UNEP/MAP follows its route also in 2026 to celebrate the 50th Anniversary of Barcelona Convention through a more and more rich constellation of events around the Mediterranean Sea

The One Ocean Science Congress is the scientific pillar of the Third United Nations Ocean Conference (UNOC3).

The One Ocean Science Congress (OOSC), a UNOC3 Special Event dedicated to Science, and to provide Heads of State, Government, and the broader society, with comprehensive scientific insights on the Ocean’s health and future trajectory. Science-informed decisions should enable the conservation and sustainable use of the Ocean, optimize the solutions it offers, and safeguard the services and benefits it provides to humanity.
The One Ocean Science Congress is organized by CNRS and IFREMER.

Date: June 3-6 2025
Location: Nice, France