NFTs are disrupting the creative industry by providing artists with a new medium to sell their work and even make a profit with subsequent resales. Although this technique has been around for some years already, it is in 2021 when it has started flourishing driven by the new golden era for cryptocurrencies. However, NFTs are being criticized for the carbon emissions they produce. Each transaction is estimated to produce 20 kg of CO2 [1] and there are often multiple transactions connected to a single artwork. Carbon emissions associated to NFTs An individual NFT transaction does not directly increase emissions . As SuperRare points out [2] , Ethereum's blockchain has a fixed energy consumption at a given point in time regardless on how many transactions are processed. While this statement is technically true, there are at least two ways NFTs are indirectly pushing carbon emissions further [3] : "More NFT transactions" means more money going to the mine