CelloMom On Cars on Nostr: "The global average concentration of carbon dioxide in March this year was 4.7 parts ...

"The global average concentration of carbon dioxide in March this year was 4.7 parts per million (or ppm) higher than it it was in March last year, which is a record-breaking increase in CO2 levels over a 12-month period."

https://www.theguardian.com/environment/article/2024/may/09/carbon-dioxide-atmosphere-record?CMP=share_btn_url
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