1. Institute for Chemical and Bioengineering, Swiss Federal Institute of Technology Zurich, Wolfgang-Pauli
Strasse 10, 8093 Zurich, Switzerland
2. Oeschger Centre for Climate Change Research & Institute of Geography, University of Bern, Hallerstrasse 12, 3012 Bern, Switzerland
3. Science and Technology Branch, Environment Canada, 4905 Dufferin Street, Toronto,
ON, Canada M3H 5T4
4. Department
of Applied Environmental
Science, Stockholm University, Svante Arrhenius
väg 8, SE-11418 Stockholm