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Carboniferous

Carboniferous offers innovative carbon capture and storage by permanently sequestering agricultural waste in deep, oxygen-deprived basins using Anoxic Biological Carbon Sequestration (ABC’S). This scalable, scientifically validated approach aims to remove 1 million metric tons of CO₂ annually, with a long-term goal of over 1 gigaton per year, leveraging natural processes for effective, long-term carbon storage.
2021
2-10
Bangkok, Krung Thep, Thailand

Innovation

Industry Problem

Carboniferous is addressing the problem of rising atmospheric CO₂ levels by preventing the release of carbon from decomposing plant waste. They aim to provide a scalable, long-term carbon removal solution to combat climate change.

R&D Focus

Carboniferous is advancing R&D in Anoxic Biological Carbon Sequestration (ABC’S), a niche approach to carbon dioxide removal that involves storing agricultural plant waste in deep, hypersaline, oxygen-deprived basins. Their research focuses on validating long-term carbon permanence (1,000+ years), preventing methane emissions, and studying microbial and environmental dynamics to ensure safe, scalable, and durable climate mitigation.

Innovative Solution

Carboniferous addresses the problem of excess atmospheric CO₂ by using a solution called Anoxic Biological Carbon Sequestration (ABC’S). This method involves collecting agricultural waste, such as corn stalks, wheat straw, and sugarcane bagasse, and depositing it into deep, hypersaline anoxic basins (naturally oxygen-deprived underwater zones). These conditions significantly slow down decomposition, preventing carbon from returning to the atmosphere as CO₂ or methane. By preserving plant biomass in these “dead zones,” Carboniferous aims to permanently lock away carbon for over 1,000 years, offering a scalable and scientifically validated method of carbon removal.

Solution Effectiveness

Carboniferous aims to scale its Anoxic Biological Carbon Sequestration (ABC’S) solution to remove 1 million metric tons of CO₂ per year in the near term, with a long-term goal of sequestering over 1 gigaton (1 billion metric tons) of CO₂ annually. Their method leverages natural plant processes and underwater “dead zones” to achieve 1,000+ years of carbon permanence without releasing methane. According to a recent study by their collaborators at the University of California, Santa Barbara, major anoxic basins such as the Orca Basin, Cariaco Basin, and the Black Sea show significant potential capacity for long-term carbon storage, reinforcing the scalability and scientific grounding of Carboniferous’s approach.

Investment Funding

Last Funding Stage

Seed

Startup Stage

Seed

Lead Investors

Grantham Foundation

People

Founders

Board Members

CEO

Products

Product

Carboniferous offers a single core solution called Anoxic Biological Carbon Sequestration (ABC’S), which involves depositing agricultural waste such as corn stalks and sugarcane bagasse into deep, hypersaline anoxic basins to permanently store carbon for over 1,000 years. This process prevents CO₂ and methane release, serving as a scalable and durable carbon removal service for businesses seeking verified climate solutions. – Customer Reviews – NA

Star Product

The star product of Carboniferous is Anoxic Biological Carbon Sequestration (ABC’S). It stands out because it offers a scientifically grounded, durable, and scalable solution to carbon dioxide removal. Unlike other methods, ABC’s leverages existing agricultural waste and natural anoxic environments to permanently store carbon for over 1,000 years, with minimal risk of methane emissions, making it a high-impact, low-leakage climate solution.

Demo Product or Complete Product?

Carboniferous first introduced its Anoxic Biological Carbon Sequestration (ABC’S) solution in October 2023, as detailed in their article titled “Intro to Anoxic Sequestration” . This approach involves collecting agricultural byproducts, such as sugarcane bagasse and corn stover, and storing them in deep, hypersaline, anoxic basins to achieve long-term carbon sequestration.

Awards and Recognitions

Participations

2024 Startup Village, part of the Central Coast Innovation Awards

Media Apperance

– Eco Business

M&A and Collabs

Collab

Carboniferous collaborates with esteemed research institutes, including the University of California Santa Barbara and the Louisiana Universities Marine Consortium (LUMCON), to conduct rigorous scientific studies on the effectiveness and environmental impacts of large-scale anoxic basin carbon storage

Collab

Partnerships with logistics experts and equipment providers facilitate the efficient collection, processing, and transportation of biomass to sequestration sites.

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