1. Departament d’Enginyeria Química, Biològica i Ambiental, Universitat Autònoma de Barcelona (UAB), Carrer de les Sitges s/n, Bellaterra 08193, Spain
2. Division of Microbial Ecology, Centre for Microbiology and Environmental Systems Science, University of Vienna, Vienna 1010, Austria
3. Department of Environmental Biotechnology, Helmholtz Centre for Environmental Research—UFZ, Leipzig 04318, Germany
4. Chair of Geobiotechnology, Technische Universität Berlin, Berlin 10623, Germany