We thank the scientific and technical crew of Leg 181 for support during sampling. The first author wishes to thank H.-J. Brumsack for inspiring discussions, J. Rullkötter for access to the gas mass spectrometer at the ICBM, J. Rinna for logistical support, and musical inspiration by E. Grieg and M. Knopfler during manuscript preparation. The manuscript was improved by reviews of H. Strauss and an anonymous reviewer. The second author (BKK) appreciates KODP for his participation on ODP Leg 181.
This research used samples and/or data provided by the Ocean Drilling Program (ODP). ODP is sponsored by the U.S. National Science Foundation (NSF) and participating countries under management of Joint Oceanographic Institutions (JOI), Inc. Funding for this research was provided by the Max Planck Society.