1998 - Ph.D. (Environmental Earth Science), Hokkaido University,
Hokkaido, Japan.
Dissertation Title: "A numerical investigation of the effects of the
Subtropics on the Tropics through the ocean circulation."
1994 - M.S. (Geophysics), Hokkaido University, Hokkaido, Japan
1991 - B.S. (Geophysics), Hokkaido University, Hokkaido, Japan
Research Interests
Connection between the subtropics and the tropics through the
ocean circulation
Role of ocean in the decadal climate variation in Pacific region
Scientific Work Experience
Research Scientist, Frontier Research Program for Global Change,
Institute for Global Change Research, International Pacific Research
Center, School of Ocean & Earth & Technology, University of Hawaii at
Manoa. (1999-present)
Selected Publications
Hosoda, S., S.-P. Xie, K. Takeuchi and M. Nonaka: Interdecadal
temperature variations in the North Pacific central mode water
simulated by an OGCM. J. Oceanogr., in press.
Nonaka, M., and S.-P. Xie: Co-variations of sea surface
temperature and wind over the Kuroshio and its extension: Evidence for
ocean-to-atmospheric feedback. J. Climate, in press.
Yu, Z., N. Maximenko, S.-P. Xie, and M. Nonaka: On the termination
of the Hawaiian Lee Countercurrent. Geophys. Res. Lett., in
press.
Tomita, T., S.-P. Xie, and M. Nonaka, 2002: Estimates of surface
and subsurface forcing for decadal sea surface temperature variability
in the mid-latitude North Pacific. J. Meteor. Soc. Japan,
80, 1289-1300.
Nonaka, M., S.-P. Xie, and J.P. McCreary, 2002: Decadal variations
in the Subtropical Cells and equatorial Pacific SST. Geophys. Res.
Lett., 29 (10.1029), 2001GL013676.
Nonaka, M., and K. Takeuchi, 2001: Tropical subsurface salinity
and tritium distributions in a Pacific GCM: Their differences and
formation mechanisms. J. Phys. Oceanogr., 31,
1388-1395.
Hosoda, S., S.-P. Xie, K. Takeuchi, and M. Nonaka, 2001: Eastern
North Pacific Subtropical Mode Water in a GCM: Formation mechanism and
salinity effects. J. Geophys. Res.-Oceans, 106,
19,671-19,681.
Nonaka, M., S.-P. Xie, and K. Takeuchi, 2000: Equatorward
spreading of a passive tracer with application to North Pacific
interdecadal temperature variations. J. Oceanogr., 56,
173-183.
Nonaka, M., and S.-P. Xie, 2000: Propagation of North Pacific
interdecadal subsurface temperature anomalies in an ocean GCM.
Geophys. Res. Lett. 27, 3747-3750.
Xie, S.-P., T. Kunitani, A. Kubokawa, M. Nonaka, and S. Hosoda,
2000: Interdecadal thermocline variability in the North Pacific for
1958-1997: A GCM simulation. J. Phys. Oceanogr., 30,
2798-2813.
Nonaka, M., 1998: A numerical investigation of the effects of the
Subtropics on the Tropics through the ocean circulation. Ph.D.
Dissertation, Hokkaido University, Sapporo, Japan, 124 pp.