Gaia Sustainability

Empowering farmers with carbon credits earned through blockchain-verified sustainable practices.

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Our Project

Gaia Sustainability: Revolutionizing the Agribusiness with Blockchain and Carbon Credits

The world is facing a critical challenge: balancing the need for food security with environmental conservation. While large agribusinesses often have the resources to implement sustainable practices, small farmers often struggle with the financial constraints. This is where Gaia Sustainability steps in, offering a groundbreaking solution that leverages blockchain technology and carbon credits to empower small farmers and protect the environment.

Bridging the Gap Between Sustainability and Affordability

Gaia Sustainability recognizes that most agribusinesses in Brazil value environmental responsibility and are eager to adopt sustainable techniques. However, the high cost of implementing such techniques can be a significant barrier for small producers. Carbon credits offer a unique opportunity to bridge this gap by providing financial incentives for sustainable practices.

Empowering Small Farmers with Carbon Credits

By participating in carbon credit programs, small farmers can earn valuable rewards for implementing sustainable practices, such as reducing firewood consumption in grain drying. This additional income can significantly offset the initial costs of adopting these practices, making them more accessible and financially viable.

What it does

Blockchain for Unmatched Transparency and Efficiency

Gaia Sustainability utilizes the power of blockchain technology to ensure the transparency and efficiency of carbon credit programs. By leveraging Chainlink and other cutting-edge technologies, they create a framework for:

  1. Independent and automated monitoring of firewood consumption reduction.
  2. Recording property's firewood purchase invoices and calculating firewood savings.
  3. Smart contracts for automating carbon emission reduction calculations and credit allocation.
  4. Dinamic NFTs distributed to carbon credit holders that properly registers the total carbon offset, useful for reports and engagement improvement.

How we built it

For this prototype, we will use blockchain, Chainlink and partner resources to create a framework for independent and automated monitoring of the reduction of firewood consumption in the grain drying process. The aim is to record the property's firewood purchase invoices and calculate the firewood savings and carbon emission reductions based on the methodology via a smart contract. We created the query in the graph to enable the creation of dashboards of what is being saved and, in order to increase engagement, we minted a dynamic NFT to be offered to the carbon credit holder. This NFT records all the relevant information about the carbon offset and can be used to prepare your ESG reports.

smart contract addresses

Dinamic NFT with a record of the carbon footprint to be issued to the carbon credit holder https://mumbai.polygonscan.com/address/0x83CDA4fee13B2e7F59186013035E00de0eAD8d3A#events

Contract with OffChain information consumption and carbon footprint registration https://mumbai.polygonscan.com/address/0x0dc1b5cb19095bb39c6740615a2995eb67226955#events

Subquerie developed and published in The Graph protocol https://thegraph.com/studio/subgraph/gaiasusteinability_hackathon/playground

Challenges we ran into

We had an initial idea creating a proprietary Chainlink Node to collect data from off-chain invoices. We spent a fair amount of time on this until we discovered a much more efficient method using Chainlink Functions, in which we succeeded. Regarding invoices, our initial idea was to consume off-chain invoice data directly from government databases, but we ran into LGPD issues. As a solution to the POC, we took the entire .xlm structure of the invoices and created a fictitious database. Last but not least, we faced the language barrier.

Accomplishments that we're proud of

We managed to make our POC functional, even though we had to learn the technology almost instantly. We're also proud to be taking part in an international hackathon for the first time, even more so as a project that's not only competitive, but with a great purpose.

What we learned

We're confident that what we've learned from the technology will allow us to continue collaborating not only on Gaia Sustainability, but on any blockchain project that has a real application in the formal economy, helping people's lives. We have also forged strong bonds as a team, which will be fundamental if we are to develop this POC into an MVP.

What's next for Gaia Sustainability

  1. Contacting farms interested in becoming pioneer users
  2. Create partnerships with carbon credit certification companies and specialized audits to collaborate with the project
  3. Create dashboards with an objective and visually pleasing UX
  4. Make better use of cloud processing resources
  5. Create the MVP on a layer 2 infrastructure
  6. Think about tokenization instruments for carbon credits, creating new forms of financing for sustainable agriculture.

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