In an era where technology and environmental sustainability intersect, a unique project emerges, blending the innovative world of NFTs with the crucial cause of water conservation. This initiative leverages blockchain technology to create a unique interactive experience: digital seeds that grow into trees, symbolizing and contributing to real-world environmental sustainability.

Concept and Mechanism

At the heart of our project lies a simple yet profound idea: each NFT begins its life as a digital seed. With care, attention, and a commitment to sustainability, it can grow into a flourishing tree. This journey from seed to canopy is not just a visual transformation; it symbolizes our growth towards a more sustainable future.


The project is more than a digital collectible; it's an interactive experience. Users earn credits by connecting the application to their digital water meter, encouraging a real-world impact. By using less water than the average in their area, participants are rewarded with credits to nurture their NFTs. This mechanism fosters a community of conservationists, actively contributing to environmental sustainability while engaging with blockchain technology.


Technical Foundation

The project is built on Solidity and runs on the Polygon network, chosen for its scalability, low transaction costs, and reduced environmental footprint compared to other blockchain networks. A critical component is the use of a Chainlink oracle, which allows the ERC1155 smart contract to securely and reliably access external data—specifically, the water usage data required to calculate credit rewards.

For the storage of NFT assets, the project utilizes IPFS (InterPlanetary File System), ensuring decentralized and resilient storage. As each NFT progresses through its growth stages, the smart contract updates its global state, dynamically adjusting the asset's representation to reflect its current stage of growth.


The Path Forward

Addressing challenges such as data privacy, user engagement, and the technical intricacies of connecting digital water meters to a blockchain application has been paramount. The project aims not only to promote water conservation but also to demonstrate the potential for blockchain technology to drive sustainable behaviors in the real world.


Although this project was not developed for real world use, it stands at the confluence of blockchain innovation and environmental sustainability. By tying the growth of a digital asset to the user's conservation efforts, it offers a novel approach to engaging with digital currencies and environmental stewardship.

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