New Report: High Seas High Stakes – a Cost Benefit Analysis of the BBNJ Agreement in the Caribbean

5 December, 2025

This new report examines the economic, legal, and institutional implications of ratifying the High Seas Treaty for three Caribbean countries: Antigua and Barbuda, Jamaica, and Trinidad and Tobago. Through a detailed cost-benefit analysis and stakeholder interviews, the report finds that all three states would experience positive long-term gains from ratification, from increased access to marine genetic resources and scientific capacity to stronger environmental protection and regional cooperation.

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CBD CoP16 Briefing and Position Paper

17 September, 2024

Synergies between the Convention on Biological Diversity and the High Seas Treaty

Find out more about the synergies between the CBD, the Kunming-Montreal Global Biodiversity Framework (KM-GBF), and the High Seas Treaty. Read our briefing and position paper on the importance of seamless coordination and complementarity between the two agreements to accelerate the effective protection of the global ocean’s biodiversity.

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Briefing: Biodiversity Plan and BBNJ Agreement

2 July, 2024

Find out more about the synergies between the High Seas Treaty and the Convention on Biological Diversity (CBD) on Capacity building and the transfer of marine technology in this fascinating new briefing paper, published by Post-2020 and co-authored by Nathalie Rey and Daniel Kachelriess of the High Seas Alliance along with Julia Schütz-Veiga of the NOVA IPSI Knowledge Centre/The Nippon Foundation Ocean Voices Programme.

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G20 and the High Seas Treaty: Webinar on Steps Towards Swift Ratification and Implementation

30 May, 2024

The High Seas Alliance, in collaboration with RISE UP and the Ilhas do Rio Project hosted an insightful webinar on the 23rd of May, 2024 to discuss accelerating progress towards the ratification and implementation of the the UN High Seas BBNJ (Biodiversity Beyond National Jurisdiction) Treaty, agreed upon in 2023.

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Accelerating High Seas Treaty Ratification: Policy Recommendations for Oceans 20/G20

29 May, 2024

Ocean Dialogues 2024 (Brazil)

The High Seas Alliance, in collaboration with RISE UP and the Ilhas do Rio Project, presents a comprehensive set of policy recommendations focused on accelerating the ratification and implementation of the High Seas Treaty under the UN Convention on the Law of the Sea (UNCLOS).

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PrepCom Briefing

21 May, 2024

High Seas Alliance Recommendations for the Organizational Meeting of the BBNJ Preparatory Commission

Prompt operationalization and implementation of the BBNJ Agreement is essential to address the alarming decline in ocean health and resilience.

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