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Earth's CO2 hits highest recorded level in human history - exceeding 430 parts per million

There's now more carbon dioxide (CO2) in the atmosphere than ever before in human history, scientists have revealed. For the first time on record, monthly average CO2 levels exceeded 430 parts per ...
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UN agency says CO2 levels hit record high last year, causing more extreme weather

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...