Another question:
Pretty much every reference to the rise in modern CO2 levels tracks back to the Mauna Loa readings, including calibration of ice core data. Has there been any other direct atmospheric measurements over that time?
Space/Science » in reply to Related paper.
Pretty much every reference to the rise in modern CO2 levels tracks back to the Mauna Loa readings, including calibration of ice core data. Has there been any other direct atmospheric measurements over that time?