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New alliance forms to accelerate ocean-based CO2 removal

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By illuminem briefings

· 3 min read


illuminem summarises for you the essential news of the day. Read the full piece on Sustainable Times or enjoy below:

🗞️ Driving the news: A new global alliance — the Marine Carbon Dioxide Removal (mCDR) Coalition — has officially launched to accelerate progress in ocean-based CO₂ removal technologies
Chaired by the Carbon Business Council and the World Ocean Council, the Coalition brings together leaders from industry, academia, and non-profits to coordinate research, share knowledge, and boost investment in this nascent but increasingly critical cleantech sector

🔭 The context: Marine carbon dioxide removal (mCDR) includes techniques that enhance the ocean’s natural carbon sink function
While the IPCC has stated that carbon removal is essential to meet Paris Agreement targets, most current market activity remains focused on land-based nature-based solutions
The mCDR Coalition — whose founding members include Equatic, SeaO2, Vycarb, and Vesta — represents the first formal body dedicated exclusively to advancing ocean-based pathways

🌍 Why it matters for the planet: Covering over 70% of Earth’s surface, the ocean holds immense potential for durable carbon removal at gigatonne scale. mCDR could complement terrestrial efforts and play a vital role in achieving net-zero emissions
Yet, concerns around ecological risks and regulatory gaps have limited mainstream adoption
By coordinating science, policy, and private-sector involvement, the Coalition aims to shape high-integrity standards and ensure responsible scaling

⏭️ What's next: The Coalition will serve as a policy and collaboration hub, supporting EU-backed initiatives and global research frameworks
As interest from innovators and funders — such as the $100 million XPRIZE for carbon removal — accelerates, the mCDR Coalition is positioned to influence international climate dialogues, voluntary carbon market standards, and national climate strategies
Future focus areas include durability metrics, environmental safety, and carbon accounting protocols tailored to ocean-based removal

💬 One quote: “Net-zero is now regarded as impossible without carbon removal… The ocean offers the scale and potential needed to achieve climate goals,” — Jill Storey, Marine CDR Advisor to the World Ocean Council

📈 One stat: The IPCC estimates that 6 gigatonnes of CO₂ must be removed annually by 2050 to limit global warming to safe levels — highlighting the scale of innovation and investment needed across all removal pathways

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Click for more news covering the latest on carbon removal and sustainable maritime

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