1. Department of Microbiology and Ecosystem Science University of Vienna Vienna Austria
2. Austrian Polar Research Institute Vienna Austria
3. Department of Earth Sciences University of Gothenburg Gothenburg Sweden
4. Institute of Soil Science Leibniz Universität Hannover Hannover Germany
5. Department of Ecogenomics and Systems Biology University of Vienna Vienna Austria
6. Department of Biology, Centre for Geobiology University of Bergen Bergen Norway
7. Department of Bioscience Center for Geomicrobiology Aarhus Denmark
8. Central Siberian Botanical Garden Siberian Branch of Russian Academy of Sciences Novosibirsk Russia