@article {1491, title = {Dissolved organic carbon trends resulting from changes in atmospheric deposition chemistry.}, journal = {Nature}, volume = {450}, year = {2007}, pages = {537-539}, author = {Monteith, D.T. and Stoddard, J.L. and Evans, C.D. and De Wit, H.A. and Forsius, M. and Hogasen, T. and Wilander, A. and Skjelkvale, B.L. and Jeffries, D.S. and Vuorenmaa, J. and Keller, B. and Kop{\'a}cek, J. and Vesely, J.} }