Articles by Senior Data Reporter Clayton Aldern
All Articles
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How New Mexico abandoned 1,000 oil and gas wells overnight
The state now claims it has more than 1,700 orphan well sites that will cost $290 million to clean up.
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Executive Reaction
Biden vowed to undo Trump’s toxic legacy. We’re tracking his progress.
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Toxic Churn
How the legacy of former industrial sites pollutes American cities today
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The progress (and failures) of COP26, in 3 charts
Gaps remain on emissions, finance, and fossil fuel production.