Single most important stat on the planet: CO2 rose 3.5 parts per million last year, 2nd-highest annual rise on record. This is legit scary

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Source, in full

Twitter Post, (5 June 2019) Referring to [theguardian.com Guardian article Latest data shows steep rises in CO2 for seventh year, (4 June 2019)

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Quote text and notes from Wikiquote: Bill McKibben (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.