Hydrological and Isotopic data for Central European catchments

<p>-) monthly isotope values in precipitation and runoff for major Central European catchments</p> <p>-) monthly volumes of precipitation and runoff for major Central European catchments</p> <p>-) calculation results and uncertainties of annual fraction of young water estimates for Central European catchments</p> <p>-) the North-Atlantic Oscillation index, annual and monthly</p>