Brazil for the Environment

ABOUT IT

The project DAC-to-SEA It is a pioneering initiative to produce sustainable marine fuels starting from CO₂ captured directly from the atmosphere.

The project combines validated technologies from:

  • Direct CO₂ Capture from Air (DAC);

  • Production of synthetic fuels (such as e-MGO and SAF) through Fischer-Tropsch synthesis.

The Port of Açu functions as demonstration-scale development hub, leveraging low-carbon hydrogen infrastructure and R&D ecosystem.

Demonstration pilot plant:

  • Capture capacity 5,000 tons of CO₂ per year;

  • Production of 300 liters of e-MGO per day;

  • Intended for testing and validation on support vessels.

The fuel generated is compatible with existing marine engines, promoting significant reduction of CO₂ emissions in the naval sector.

Estimated start date: 12/2027

Results and Objectives

Objectives

  • Decarbonize maritime transport and port operations;

  • To produce low-carbon synthetic fuels (e-MGO and SAF);

  • Integrating DAC and low-carbon hydrogen technologies on a commercial scale;

  • To create clean energy alternatives for sale and personal use;

  • Supporting decarbonization goals for the maritime sector.

 

Expected Results / Impacts

  • e-MGO Production: 300 liters/day at the pilot plant;

  • CO₂ capture capacity: 5,000 tons/year;

  • Emissions reduction: significant contribution to the decarbonization of maritime transport;

  • Technological development: Integration of DAC, low-carbon hydrogen, and FT synthesis on a demonstrative scale;

  • Commercialization potential: Environmentally sustainable competitive synthetic fuels;

  • Contribution to ESG goals: Support for the energy transition and the reduction of global emissions from the maritime sector (responsible for 2-3% of global CO₂).

SDGs

External Certification

No

International Commitments

National Commitments

More info

DAC-to-SEA: Sustainable Marine Fuel from CO₂ Captured from the Atmosphere

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