Fig. 2From: Seasonal variability of stable isotopes in the Changjiang (Yangtze) river water and its implications for natural climate and anthropogenic impactsMulti-year (1987–1993) precipitation in Nanjing (a) and the Changjiang catchment (b). Precipitation δ18O in Nanjing is likewise indicated in a. Precipitation amount and δ18O in Nanjing are retrieved from GNIP, while the precipitation data of the Changjiang catchment are referred from Yang et al. [15]Back to article page