Articles by Senior Data Reporter Clayton Aldern
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All Articles
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The truth about Bitcoin’s energy use
Do cryptocurrencies like Bitcoin amount to climate arson or a clean-energy boon? It’s complicated.
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What do NFTs mean for art? And for the Earth?
Yes, the latest crypto craze uses the same dirty blockchains. There’s a better way.
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How we calculated the size of the Southwest’s abandoned oil well problem
Using machine learning, we found that states are grossly undercounting orphan wells.