June 13 , 2021
1317 days
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- The amount of carbon in Earth's atmosphere in May 2021 reached its highest level in modern history.
- It is indicated by the Keeling Curve.
- Keeling Curve is a global benchmark for carbon levels in the atmosphere.
- It is named after its creator Dr. Charles David Keeling.
- It is a graph that represents the concentration of carbon dioxide (CO2) in Earth’s atmosphere since 1958.
- Its measurements are taken at the Mauna Loa Observatory in Hawaii.
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