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A comment on It’s about 50°F warmer than normal near the North Pole again. Parent comment

Re:It’s about 50°F warmer than normal near the North Pole again by Oletros on Saturday February 11, 2017 @01:21PM (#13623880)
> Are you now saying that greenhouses are so warm because of their CO2 levels?

No, what the OP says is that CO2 acts like a greenhouse

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