It’s not just the value of bitcoin that has soared in the last year – so has the huge amount of energy it consumes.
The cryptocurrency’s value has dipped recently after passing a high of $50,000 but the energy used to create it has continued to soar during its epic rise, climbing to the equivalent to the annual carbon footprint of Argentina, according to Cambridge Bitcoin Electricity Consumption Index, a tool from researchers at Cambridge University that measures the currency’s energy use.
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https://www.theguardian.com/technology/2021/feb/27/bitcoin-mining-electricity-use-environmental-impact