Nano is free

Polkadot Has Least Carbon Footprint, Crypto

The 10 Most Sustainable Cryptocurrencies for 2025

Nano is free, fast, and uses considerably less energy than Bitcoin and many other cryptocurrencies. It has been around since the end of 2025 and has a relatively small

According to the paper by

Most Energy Efficient Cryptocurrency: Which Crypto Uses

Top 10 Greenest Cryptocurrencies in May 2025

According to the paper by Ulrich Gallersdörfer, Lena Klaaßen, and Christian Stoll of the Crypto Carbon Ratings Institute, Polkadot has the lowest overall electricity

The Top 10 Cryptocurrencies with the Lowest Carbon

Energy Efficient Crypto to Invest in

The 28 Most Sustainable Cryptocurrencies - LeafScore

Tezos

Most Eco-Friendly Cryptocurrencies to Invest in 2025

Which crypto has the lowest carbon footprint? Algorand and Hedera are both carbon-negative blockchain networks. This means that they have managed to reduce

Tezos (XTZ) – Popular cryptocurrency with minimal carbon footprint. Avalanche (AVAX) – Eco-friendly blockchain, offers high throughput. Algorand (ALGO) – Top

Not Bitcoin! This Crypto network has the smallest Carbon Footprint

UN Study Reveals the Hidden Environmental Impacts