Ethereum Now Uses 99% Less Energy After Major Upgrade, Reducing Emissions to Levels Equal to 5 Transatlantic Flights
• Ethereum blockchain's emissions before 2022 upgrade equal to yearly emissions of Honduras (27.5 million tonnes CO2)
• Ethereum now uses 99% less energy after September 2022 "Merge" software upgrade
• Current Ethereum yearly emissions around 2.8 kilotonnes CO2 - similar to 5 roundtrip flights New York-London
• Bitcoin creates about 73.9 million tonnes CO2 per year - similar to 2020 emissions of Cambodia
• Study one of most thorough examinations of Ethereum's historical emissions