1. Department of Geosciences University of Tübingen Tübingen Germany
2. Institute of Meteorology Freie Universität Berlin Berlin Germany
3. Helmholtz Centre Potsdam GFZ German Research Centre for Geosciences Potsdam Germany
4. Senckenberg Centre for Human Evolution and Palaeoenvironment Tübingen Germany
5. Senckenberg Biodiversity and Climate Research Centre Frankfurt am Main Germany
6. Department of Geological Sciences Stanford University Stanford CA USA
7. Laboratoire de Météorologie Dynamique LMD/IPSL UPMC CNRS Paris France
8. Alfred Wegener Institute (AWI) Helmholtz Centre for Polar and Marine Research Bremerhaven Germany
9. Institute of Geosciences Goethe University Frankfurt Frankfurt am Main Germany