We thank the captain and crew of the JOIDES Resolution, and our fellow scientific party, for making Leg 199 a success. This research used 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 also provided to Lyle by the U.S. Science Advisory Committee of ODP, NSF grants OCE-0240906 and OCE-0451291 and to Wilson by NERC UK IODP grant NER/T/S/2002/00400 and NERC NER/A/S/2003/00377.