☮️ Carbon dioxide peaks near 420 parts per million at Mauna Loa observatory Posted by btctechgroup on 2021-06-08 https://research.noaa.gov/article/ArtMID/587/ArticleID/2764/Coronavirus-response-barely-slows-rising-carbon-dioxideCarbon dioxide peaks near 420 parts per million at Mauna Loa observatory Share this:TwitterFacebookLike this:Like Loading... Related
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