Sunday, July 12, 2015

Atmospheric CO2 for June 2015 is 402.80.

Mauna Loa CO2 Board (click here)

The Keeling Curve (click here)

The Mauna Loa (click here) carbon dioxide (CO2) record, also known as the “Keeling Curve,” is the world’s longest unbroken record of atmospheric carbon dioxide concentrations.  




The Hockey Stick