Can pollution bias peatland paleoclimate reconstruction?

a School of Science and the Environment, Manchester Metropolitan University, Chester Street, Manchester M1 5GD, UK b Laboratoire de Chrono-environnement UMR UFC/CNRS 6249 USC INRA Université de Franche-Comté, Pôle Universitaire du Pays de Montbéliard, 4 place Tharradin, BP 71427 25 211 Montbéliard cedex, France c Laboratory of Soil Biology, Institute of Biology, University of Neuchâtel, Rue Emile-Argand 11, CH-2000 Neuchâtel, Switzerland d Department of Environmental Health, Hanoi School of Public Health, 138 Giang Vo, Hanoi, Vietnam e Swiss Tropical and Public Health Institute, Socinstrasse 57, P.O. Box, 4002 Basel, Switzerland f University of Basel, Basel, Switzerland g Swiss Federal Institute of Aquatic Science and Technology (EAWAG), Sandec, Department of Water and Sanitation in Developing Countries, Dübendorf, Switzerland