Green NFTs: Can They Save the Planet?

Marco Coffen
Dialogue & Discourse
5 min readNov 15, 2023

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Climate consciousness and non-fungible tokens. These are two topics that are seldom discussed simultaneously. When environmentalism and NFTs are referenced together, it’s usually to point out the extensive energy output of mining and transferring NFTs.

Ethereum, which is the second-largest cryptocurrency behind Bitcoin, is estimated to consume 6.56 GWh of electricity per year. If those numbers don’t mean anything to you, the Eiffel Tower consumes almost the same amount of electricity in a year. Bitcoin mining alone produces enough emissions that it could raise the global temperature by 3.6 degrees Fahrenheit. It’s no wonder that a lot of people dislike NFTs, but it’s not all doom and gloom.

In response to non-fungible tokens’ contribution to climate change, NFT developers are actively generating NFTs that won’t only slow down global warming, but can potentially reverse the negative environmental impacts of various cryptocurrencies. These green NFTs can pave the way for a more sustainable future while still harnessing the immense value and potential of this technology.

The Ethereum Merge

The Ethereum Merge represents an important historical milestone in the journey towards greener blockchain technologies. The merge was completed last year and signifies Ethereum’s transition from proof-of-work (PoW), where the mining process involves considerable computational work and steep amounts of energy consumption, to proof-of-stake (PoS). The PoS system eliminates the need for resource-intensive mining operations and power-hungry, specialized hardware that generates electronic waste.

The purpose of the merge was for Ethereum to address environmental concerns while promoting accessibility and scalability within the NFT ecosystem. And there’s already been substantial progress. Ethereum’s carbon footprint dropped its carbon footprint by 99.99% immediately following the merge.

The reduction in energy consumption and carbon emissions will make NFTs more sustainable and align Ethereum with global efforts to combat climate change. This jumpstarts a brighter future for NFTs that will start to become the standard for the cryptocurrency space. Not only that, but it creates an environmentally-friendly and inclusive digital art marketplace that is accessible to artists and creators wanting to showcase and monetize their work in a socially responsible way.

The PoS system allows Ethereum’s energy consumption to mirror that of traditional data centers, leading to a drastic reduction in greenhouse gas emissions associated with NFT creation and transactions. It’s also expected to enhance the scalability and accessibility of the Ethereum network. There will be a gradual reduction in transaction fees, making it easier and more cost-effective for users to interact with the blockchain. The increased efficiency of the system will also enable a broader range of users, including artists, collectors, and enthusiasts, to participate in the NFT ecosystem, ultimately fostering greater innovation and diversity in the space.

Eco-Friendly Initiatives in the NFT Space

While the transition to proof-of-stake is a crucial step towards sustainability, the NFT industry is already witnessing other remarkable eco-friendly initiatives. Some examples of these initiatives include:

Carbon Offsetting and Renewable Energy Certificates: Some NFT platforms and marketplaces have taken steps to offset their carbon emissions by investing in carbon offset projects. These projects aim to mitigate the environmental impact of NFT transactions by supporting initiatives that reduce greenhouse gas emissions, such as reforestation or renewable energy projects. Additionally, renewable energy certificates (RECs) can be used to ensure that the energy used to power NFT transactions comes from renewable sources.

Layer 2 Scaling Solutions: Layer 2 solutions, such as sidechains and rollups, allow for off-chain NFT transactions that are more energy-efficient and cost-effective. Similar to Ethereum’s transition to PoS, layer 2 scaling solutions reduce the computational work and energy requirements on the main blockchain, offering a more sustainable alternative for NFT creation and trading.

Sustainable NFT Marketplaces: Eco-conscious NFT marketplaces are emerging, focusing on supporting artists and creators who prioritize sustainability. These platforms often have strict curation processes, ensuring that the NFTs listed on their marketplace meet specific environmental standards. They may require artists to provide information about the carbon footprint of their work or demonstrate their commitment to environmental causes.

Education and Awareness: Education is critical to the deep-rooted promotion of eco-friendly practices. Initiatives aimed at raising awareness about the carbon footprint of NFTs and providing information on sustainable alternatives can encourage individuals to make more informed choices so they can actively seek out greener platforms and support green initiatives.

Technological Innovations: Innovations such as energy-efficient consensus algorithms, green mining techniques, and carbon-neutral transaction models are being explored to make NFTs more eco-friendly without compromising the security and integrity of the blockchain.

These initiatives are a step towards establishing the long-term viability of the NFT ecosystem.

The Rise of Green NFT Projects

In addition to the above initiatives, we are witnessing the rise of innovative projects that leverage NFTs to support environmental causes directly. These projects exemplify the potential of green NFTs to save the planet. Here are a few:

Rarible for Conservation: Rarible, a prominent NFT marketplace, has partnered with the World Wildlife Fund (WWF) to launch a series of NFTs dedicated to wildlife conservation. These NFTs not only provide a platform for artists to showcase their work but also raise funds for the WWF’s conservation efforts. By combining the power of art, technology, and environmental initiatives, Rarible and WWF are paving the way for a sustainable future.

Ocean Conservation with Terra Virtua: Terra Virtua, a blockchain-based collectibles platform, has collaborated with Oceanic Global to create NFTs that raise awareness and funds for ocean conservation projects. Through the sale of these unique digital assets, Terra Virtua and Oceanic Global support initiatives focused on combating plastic pollution, promoting sustainable fishing, and protecting marine ecosystems. This exemplifies how Green NFTs can be a force for positive change.

Green NFTs present a unique opportunity to align the value of digital assets with environmental conservation efforts. Let us seize this moment to drive the adoption of green NFTs, fostering a more sustainable future while harnessing the immense potential of this groundbreaking technology.

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