Fig. 6From: Hydrological and biogeochemical controls on temporal variations of dissolved carbon and solutes in a karst river, South ChinaRelationships among total ФCO2, discharge, and catchment area in the Guijiang River, relative to the global rivers [26, 40, 51,52,53]. The dashed lines represent the CO2 consumption capacity, which is defined as the total [ФCO2] divided by the dischargeBack to article page