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News Headline

'Why have carbon dioxide levels risen and fallen in the past?'

Source
Yale Climate Connections

Publication Date
2020-03-30

This is not the column I planned to publish this month. I wrote another one several weeks ago in answer to a reader’s question about tourism in Europe. As you might imagine, that column was swiftly rendered out of date, becoming nothing more than a time capsule of life before COVID-19 became a global pandemic.

Content
https://www.yaleclimateconnections.org/2020/03/why-have-carbon-dioxide-levels-risen-and-fallen-in-the-past/