From CO₂ to Cash: EU Project Turns Industrial Emissions into Next-Gen Bio-Products

The European Union is backing a new industrial innovation that reconceives carbon dioxide (CO₂) from a by-product to a raw material. Under the umbrella of the VIVALDI project, 16 European partners led by the Universitat Autònoma de Barcelona (UAB) are demonstrating how emissions from bio-based industries can be converted into useful, high-value chemical building blocks.

The Industrial Challenge and the Opportunity

Historically, many industrial facilities have treated CO₂ as a waste stream to be vented, captured, or stored. The VIVALDI project takes a different tack: it aims to repurpose those emissions into products that traditionally rely on fossil-carbon feedstocks. The goal is twofold: to reduce dependence on fossil raw materials and to create new bio-based value chains through circular-economy principles.

By turning CO₂ into organic acids, the project provides an example of how the biotechnology and electrochemical sectors can cooperate to decarbonise industry while opening new market routes for lower-carbon materials and chemicals.

How the Technology Works

The VIVALDI approach uses a two-step process that combines electrochemical conversion with biotechnology. First, CO₂ emissions are transformed into simple molecules such as formic acid and methanol through an electrochemical process. Second, engineered yeasts feed on those intermediates to produce organic acids such as lactic acid, itaconic acid, succinic acid, and 3-hydroxypropionic acid. These compounds are key building blocks for bio-plastics, coatings, sustainable packaging, and other bio-based materials.

In addition, the system integrates a bio-electrochemical process that recovers nutrients from factory wastewater, improving circularity and resource efficiency within industrial operations.

What Has Been Achieved

Although still at demonstration scale, the project has successfully produced proof-of-concept products, including bio-based plastic cutlery and animal-feed additives derived from CO₂-based organic acids.

Professor Albert Guisasola, project coordinator at UAB, notes that the initiative represents a change in mindset: “We have shown that CO₂ can become a valuable resource rather than a waste, paving the way for a new generation of CO₂-based industries.”

Why this Matters for the Net-Zero Transition

The project directly supports two major European policy frameworks: the EU Bioeconomy Strategy and the Circular Economy Action Plan.

For industrial stakeholders, the implications are significant:

• Replacing fossil-carbon feedstocks: Plastics, coatings, packaging, and feed products have long depended on petrochemical sources. By embedding CO₂-based carbon into these supply chains, industries gain a lower-carbon alternative.

• Enhancing circularity: Waste materials such as CO₂ and wastewater nutrients are transformed into resources, helping to close industrial material loops.

• Creating new value chains: The project establishes market routes for organic acids derived from CO₂, enabling new suppliers, manufacturers, and investors to enter the bio-industrial space.

• Supporting decarbonisation: For sectors with limited electrification or fuel-switching options, such as chemicals and heavy manufacturing, carbon-utilisation technologies provide an additional pathway to emission reduction.

Practical Considerations and Next Steps

While promising, several challenges remain before CO₂-to-product technologies can scale commercially:

• Scaling and integration: Moving from pilot to full industrial scale requires robust process integration, reliable CO₂ feedstocks, and efficient energy systems.

• Infrastructure and logistics: Facilities need access to concentrated CO₂ streams, renewable electricity for electro-chemical conversion, and suitable distribution networks.

• Economic viability: CO₂-derived bio-products must compete with fossil-based alternatives on both cost and performance, which will require further innovation and process optimisation.

• Policy and regulatory support: Early-stage carbon-utilisation technologies often depend on supportive measures such as carbon pricing, green-product incentives, and targeted funding to achieve market entry.

• Lifecycle integrity: Ensuring that CO₂-based production actually reduces emissions across its full lifecycle is essential to maintain credibility and environmental integrity.

Outlook for Industries and Stakeholders

For chemical manufacturers, plastics producers, and feed additive suppliers, the VIVALDI model indicates that feedstock innovation will be a cornerstone of industrial decarbonization. Adopting CO₂-derived inputs could help companies diversify their supply chains, hedge against fossil fuel price volatility, and meet tightening emissions targets.

For investors and technology developers, the project’s multi-product platform offers a broad opportunity landscape, spanning materials, chemicals, and biotechnology applications. For policymakers, it demonstrates how EU funding under the Horizon 2020 programme can accelerate circular-economy innovation and foster new green industries.

Conclusion

The transformation of CO₂ from waste to resource stands as a symbol of industrial change in the net-zero era. The VIVALDI project illustrates how advanced electro-biotechnology can help bio-based industries produce valuable materials while cutting fossil-carbon use. Realising its full potential will require scaling, cost reduction, supportive infrastructure, and clear policy frameworks. Yet the message for the industrial sector is clear: carbon is no longer just a problem to manage, but a potential feedstock for a sustainable economy.

Source: environment.ec.europa.eu