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Watersheds supplying (blue) and receiving (orange) moisture for precipitation to and from (a, b) the Volga, (c, d) Danube, and (e, f) Loire. Colors indicate the ensemble mean PRR [%] and ELPR [%] contributions from and to the source and sink watersheds, respectively. Contributions below 1% are masked in grey. Results correspond to summertime (1980–2016).
