The response of soil solution chemistry in European forests to decreasing acid deposition

James Johnson, Elisabeth Graf Pannatier, Stefano Carnicelli, Guia Cecchini, Nicholas Clarke, Nathalie Cools, Karin Hansen, Henning Meesenburg, Tiina M. Nieminen, Gunilla Pihl‐Karlsson, Hugues Titeux, Elena Vanguelova, Arne Verstraeten, Lars Vesterdal, Peter Waldner, Mathieu Jonard