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Cryptocurrency Ethereum has slashed its energy use by 99.99 per cent

An experimental update to Ethereum, the world’s second-biggest cryptocurrency, has led to a dramatic reduction in the energy used to secure the currency and verify transactions

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Why the tech apocalypse of 2022 was largely a good thing

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Why the tech apocalypse of 2022 was largely a good thing

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A physical representation of bitcoin on a chip

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Emissions from mining a single bitcoin have increased 126-fold

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Image of a bitcoin in a cloud of emissions

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Bitcoin has emitted 200 million tonnes of CO2 since its launch

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Man holding laptop next to bank of computer equipment

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Plan to cut Ethereum energy use sees miners switch cryptocurrencies

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An Ethereum office

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Ethereum Merge: What will the radical update mean for cryptocurrency?

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A cracked bitcoin token

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If cryptocurrencies are unhackable, how do they keep getting stolen?

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Mandatory Credit: Photo by Moises Castillo/AP/Shutterstock (12786687d) Bitcoin sign is displayed on the window of a cell phone store in San Salvador, El Salvador, . The government of El Salvador on Monday rejected a recommendation by the International Monetary Fund to drop Bitcoin as legal tender in the Central American country Bitcoin, San Salvador, El Salvador - 02 Feb 2022

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What will the crypto crash mean for 'bitcoin nation' El Salvador?

Analysis

Cryptocurrency coins

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Cryptocurrency mining is still on the rise despite huge price drops

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CAR bitcoins

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Will bitcoin succeed in the Central African Republic? Probably not

The Central African Republic has become the second country to adopt the cryptocurrency as legal tender, but experiences in El Salvador, the first nation to do so, point to a gloomy outlook

Analysis

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Why is the UK government getting into NFTs and is it a good idea?

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Will bitcoin help or hinder Ukraine's fight against Russian invasion?

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Web3 is an empty buzzword – but beware, it can still hurt you

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El Salvador's bitcoin gamble draws crypto-tourists but angers locals

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