Animation of Keeling Curve History Updated to Include 2019 Milestone

We’ve updated the animation of the Keeling Curve to include recent measurements and the surpassing of a new milestone: Global carbon dioxide levels in the global atmosphere as measured at the Mauna Loa Observatory in Hawaii surpassedĀ  415 parts per million of carbon dioxide in May. Higher resolution versions are available through scrippsnews@ucsd.edu.