1. Climatological distributions of pH, pCO2, total CO2, alkalinity, and CaCO3 saturation in the global surface ocean, and temporal changes at selected locations Takahashi, Taro; Sutherland, Stewart C.; Chipman, David; Goddard, John; Ho, Cheng; Newberger, Timothy; Sweeney, Colm; Munro, D. R. 2014 Articles Carbon dioxide--Environmental aspectsCalcium carbonateHydrogen-ion concentrationChemical oceanographyMarine ecologyChemistry