1. 1GFZ German Research Centre for Geosciences, Helmholtz Centre Potsdam, Telegrafenberg, 14473 Potsdam, Germany
2. 2Friedrich-Alexander Universität Erlangen-Nürnberg, Institute of Geography, D-91058 Erlangen, Germany
3. 3Ludwig-Maximilians-Universität München, Department of Earth & Environmental Sciences, Paleontology & Geobiology, 80333 Munich, Germany
4. 4Present address: Thermo Fisher Scientific, 28199 Bremen, Germany
5. 5Department of Earth, Ocean, and Atmospheric Sciences, University of British Columbia, 2350 Health Sciences Mall, Vancouver, British Columbia, Canada
6. 6Department of Earth Sciences, University of Hong Kong, Hong Kong, China
7. 7Research Center Jülich, Institute of Bio- and Geosciences, IBG-3: Agrosphere, 52428 Jülich, Germany
8. 8MARUM – Center for Marine Environmental Sciences, University of Bremen, Leobener Straße 8, D-28359 Bremen, Germany
9. 9ETH Zürich, Institute of Biogeochemistry and Pollutant Dynamics, 8092 Zürich, Switzerland
10. 10Research Center for Limnology, Indonesian Institute of Sciences (LIPI), Jl. Raya Bogor, Cibinong, Bogor, West Java 16911, Indonesia
11. 11Department of Earth, Environmental, and Planetary Sciences, Brown University, 324 Brook Street, Providence, Rhode Island, 02912 USA
12. 12Faculty of Mining and Petroleum Engineering, Institut Teknologi Bandung, 15 Bandung, 50132, Indonesia
13. 13Institute of Geological Sciences & Oeschger Centre for Climate Change Research, University of Bern, Baltzerstrasse 1-3, 3012 Bern, Switzerland
14. 14Department of Microbiology and Immunology, University of British Columbia, 2350 Health Sciences Mall, Vancouver, British Columbia, Canada