Long-term changes in fluxes of total alkalinity, freshwater, and dissolved silicate, and the concentration of dissolved silicate in the Lower Changjiang (Yangtze River) from the 1960s to 2017

Synthesizing literature data from Liu et al. (2002), Li and Zhang (2003), Zhai et al. (2007), Dai et al. (2011), Zhang (2011), Huang (2012), Müller et al. (2012), Zhao et al. (2015) and Ran et al. (2016).ReferenceLiu, X.-C., Shen, H.-T., & Huang, Q.-H. (2002). Concentration variation and flux estimation of dissolved inorganic nutrient from the Changjiang River into its estuary (in Chinese). Oceanologia et Limnologia Sinica, 33(5), 332–340. Li, J.-Y., & Zhang, J. (2003). Variations of solid content and water chemistry at Nantong station and weathering processes of the Changjiang watershed (in Chinese). Resources and Environment in the Yangtze Basin, 12(4), 363–369. Zhai, W.-D., Dai, M.-H., & Guo, X.-H. (2007). Carbonate system and CO2 degassing fluxes in the inner estuary of Changjiang (Yangtze) River, China. Marine Chemistry, 107, 342–356. https://doi.org/10.1016/j.marchem.2007.02.011 Dai, Z.-J., Du, J.-Z., Zhang, X.-L., Su, N., & Li, J.-F. (2011). Variation of riverine material loads and environmental consequences on the Changjiang (Yangtze) Estuary in recent decades (1955–2008). Environmental Science & Technology, 45, 223–227. https://doi.org/10.1021/es103026a Zhang, J. (2011). On the critical issues of land-ocean interactions in coastal zones (in Chinese). Chinese Science Bulletin, 56, 1956–1966. https://doi.org/10.1360/972011-465 Huang, X. (2012). The nutrients dynamics and fluxes in the Changjiang Estuary: comparison between the South and North Branches (in Chinese). Master thesis, Xiameng University. Müller. B., Berg, M., Pernet-Coudrier, B., Qi, W.-X., & Liu, H.-J. (2012). The geochemistry of the Yangtze River: Seasonality of concentrations and temporal trends of chemical loads. Global Biogeochemical Cycles, 26, GB2028. https://doi.org/10.1029/2011GB004273 Zhao, Y.-F., Zou, X.-Q., Gao, J.-H., Xu, X., Wang, C.-L., Tang, D.-H., Wang, T., & Wu, X.-W. (2015). Quantifying the anthropogenic and climatic contributions to changes in water discharge and sediment load into the sea: A case study of the Yangtze River, China. Science of The Total Environment, 536, 803–812. https://doi.org/10.1016/j.scitotenv.2015.07.119 Ran, X.-B., Liu, S., Liu, J., Zang, J.-Y., Che, H., Ma, Y.-X., & Wang, Y.-B. (2016). Composition and variability in the export of biogenic silica in the Changjiang River and the effect of Three Gorges Reservoir. Science of the Total Environment, 571, 1191–1199. https://doi.org/10.1016/j.scitotenv.2016.07.125