1. National Institute of Water and Atmospheric Research (NIWA), P.O. Box 14901, Wellington 6021, New Zealand
2. TerraGeoLogica, 60 Brabant Drive, Ruby Bay, Mapua 7005, New Zealand
3. GNS Science, P.O. Box 30368, Lower Hutt 5040, New Zealand
4. Rice University, 6100 Main Street, Houston, Texas 77005, USA