NEW COALITION AIMS TO CUT OCEAN CARBON

Aug 22, 2025 | Marine environment & clean shipping news

The Marine Carbon Dioxide Removal Coalition (mCDR Coalition) has been launched, bringing together leaders across companies, non-profits, and academic institutions to support the responsible growth of marine carbon dioxide removal (mCDR).

The coalition helps inform and advance research, support evidence-based policy engagements, and build relationships between leaders in science, conservation, and governance. The mCDR Coalition provides a platform for knowledge-sharing and collaboration on mCDR across a variety of pathways and perspectives. Members of the group have been meeting for nearly two years to align on shared challenges and opportunities for the mCDR field. The formal launch enables expanded membership and a more active presence in the mCDR ecosystem, with opportunities for additional organisations to join as the coalition grows. Active members include Banyu Carbon, Captura, Capture6, Ebb Carbon, Equatic, Isometric, Limenet, Planetary, Puro.earth, SeaO2, Vesta, and Vycarb. Initial observers include Carbon180, Carbon Removal Canada, Cascade Climate, [C]Worthy, Institute for Responsible Carbon Removal at American University, and Ocean Visions.

Ben Rubin, Executive Director, Carbon Business Council, said: “Marine CDR approaches offer a critical opportunity to address the carbon already disrupting our climate and ocean ecosystems. With this vertical coalition, we’re bringing together innovators, scientists, and policy leaders to ensure the field grows with environmental integrity, community engagement, and transparency at its core.”

The launch comes amid rising global focus on mCDR approaches. When responsibly developed and guided by science, mCDR has the potential to complement emissions reductions and contribute to global climate goals. Recent developments, including Planetary’s XPRIZE Carbon Removal award, underscore the sector’s technical promise. An issue brief from the Carbon Business Council provides additional context on the field, including the importance of robust environmental and social safeguards.

The coalition is co-chaired by the Carbon Business Council and the World Ocean Council, with Toby Bryce, Policy Advisor to the Carbon Business Council, serving as Chair.

Jill Storey, Marine CDR Advisor, World Ocean Council, said: “Net zero is now regarded as impossible without carbon removal. Covering 71% of the Earth’s surface, the ocean offers the scale and potential needed to achieve climate goals. The mCDR Coalition is working to responsibly advance this emerging and vital maritime sector while raising its profile globally.”

The mCDR Coalition is part of a broader initiative from the Carbon Business Council to support scaling carbon removal across a diversity of pathways. Each vertical is designed to foster deeper collaboration within individual approaches while reinforcing the sector’s collective strength as a unified carbon removal community. This launch represents the first dedicated forum of its kind for mCDR, strengthening collaboration within the field while creating a forum to engage with experts across academia, climate, community, and environmental organizations. It also serves as a key part of the World Ocean Council’s role in the EU Strategies for the Evaluation and Assessment of Ocean-Based Carbon Dioxide Removal (SEAO2-CDR) project, to expand international awareness, engagement, and participation in the sector.

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