Articles by Senior Data Reporter Clayton Aldern
All Articles
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![Pollution in China]()
![Pollution in China]()
China is exporting ozone pollution to the U.S. — which is only fair
A new study suggests that ozone levels on the West Coast aren't dropping, thanks to a new smoggy import.
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Shell cuts ties with corporate bill mill ALEC, claiming high ground on climate (!)
The oil and gas company is the latest to leave the state-level policy group.
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![coal plant in a sunset]()
![coal plant in a sunset]()
Chart: All the emissions, state by state
New tools for visualizing greenhouse gas emissions make it easier than ever to understand the lay of the land.
