De-Zheng Sun, Ph.D.
Cooperative Institute for Research in Environmental Sciences
University of Colorado/ NOAA Earth System Research Laboratory
Physical Science Division
325 Broadway
Boulder, CO 8030-3337
Voice: (303) 497-6272
FAX: (303) 497-6449
E-mail: dezheng.sun@noaa.gov

Birth Date

Education

Experience

Research Interests

Teaching Interests

Courses Taught at CU

Postdoctoral students advised

Recent Research Grants:

Principal Refereed Publications

  1. Sun, D.-Z. and F. Bryan (eds), 2010: Climate Dynamics: Why Does Climate Vary?". AGU Monograph, AGU.

  2. Sun, Y., D.-Z. Sun, and L. Wu, 2010: Simulation of the Indo-Pacific Warmpoll by IPCC Models. Geo. Phys. Res. Submitted.

  3. Sun, D.-Z., and F.O. Bryan, 2010: Preface. "Climate Dynamics: Why Does Climate Vary?". AGU Geophysical Monograph, Edited by D.-Z. Sun and F. Bryan, AGU. Accepted

  4. Sun, D.-Z. and F.O. Bryan, 2010: Introduction. "Climate Dynamics: Why Does Climate Vary?". AGU Geophysical Monograph, Edited by D.-Z. Sun and F. Bryan, AGU. Accepted.

  5. Sura, P. and D.-Z. Sun, 2009: Ocean-Atmosphere Coupling-Preface. Special Issue on Ocean-Atmosphere Coupling, Atmospheric Research, 94 , 1-2((doi:10.1016/j.atmosres.2009.07.003)

  6. Sun, D.-Z., 2009: The Diabatic Aspects of El Nino Southern Oscillation. To appear in "Climate Dynamics: Why Does Climate Vary?". AGU Geophysical Monograph, Edited by D.-Z. Sun and F. Bryan, AGU.

  7. Penland C., D.-Z.Sun, and A. Capontondi, 2009: An Introduction to El Nino and La Nina. To appear in "Climate Dynamics: Why Does Climate Vary?". AGU Geophysical Monograph, Edited by D.-Z. Sun and F. Bryan, AGU.

  8. Wu, C., T. Zhou, and D.-Z. Sun, 2009: Atmospheric Feedbacks over the Tropical Pacific in Observations and Atmospheric General Circulation Models: An Extended Assessment. Climate Dynamics, Submitted.
    Abstract / PDF

  9. Zhang,T.,D.-Z. Sun, R. Neal, and P. Rasch, 2009: An Evaluation of ENSO Asymmetry in the Community Climate System Models: A View from the Subsurface. J.Climate, 22, 5933-5961. Abstract / PDF

  10. Yu, Y., and D.-Z. Sun, 2009: Response of ENSO and the Mean State of the Tropical Pacific to Extratropical Cooling/Warming: A Study Using the IAP Coupled Model. J. Climate, 22 5902-5917.

  11. Wu, C., T. Zhou, R. Yu, and D.-Z.Sun, 2009: Regime behavior in the SST-cloud forcing relationships over the Pacific cold-tongue region. J. Geophys. Res., Submitted.

  12. Sun, D.-Z., Y. Yu, and T. Zhang, 2009: Tropical Water Vapor and Cloud Feedbacks in Climate Models: A Further Assessment Using Coupled Simulations. J. Climate, 22, 1287-1304.
    Abstract / PDF

  13. Zhang, T., and D.-Z. Sun, 2008: What Causes the Excessive Response of the Clear-Sky Greenhouse Effect to El Nin˜o Warming in the NCAR Community Atmosphere Models? J. Geophys. Research, 113, D02108, doi:10.1029/2007JD009247.
    Abstract / PDF

  14. Sun, D.-Z., 2007: The Role of ENSO in Regulating its Background State. In "Nonlinear Dynamics in Geosciences", pages 537-555, Springer New York, 604 pages, Edited by J. Elsner and A. Tsonis.
    Abstract / PDF

  15. Sun, D.-Z. and T. Zhang 2006: A Regulatory Effect of ENSO on the Time-Mean Thermal Stratification of the Equatorial Upper Ocean. Geophys. Res. Lett., Vol. 33, L07710, doi:10.1029/2005GL025296.
    Abstract / PDF

  16. Sun, D.-Z., T. Zhang, C. Covey,S. Klein, W.D. Collins, J.J. Hack, J.T. Kiehl, G.A. Meehl, I.M. Held, and M. Suarez, 2006 : Radiative and Dynamical Feedbacks Over the Equatorial Cold-tongue: Results from Nine Atmospheric GCMs. J. Climate , 19 , 4059-4074.
    Abstract / PDF

  17. Zhang, T. and D.-Z. Sun, 2006 :Response of water vapor and clouds to El Nino warming in three NCAR models J. Geophys. Res.,111 , D17103, doi:10.1029/2005JD006700 .
    Abstract / PDF

  18. Sun, D.-Z., 2004: The Control of Meridional Differential Heating Over the Level of ENSO activity: A Heat-Pump Hypothesis. page 71--83. In Earth's Climate: The Ocean-Atmosphere Interaction, AGU Geophysical Monograph, Vol. 147, 414 pages. Edited by C. Wang, S.-P. Xie, and J. Carton.
    Abstract / PDF

  19. Sun, D.-Z., T. Zhang, and S.-I. Shin, 2004 : The effect of subtropical cooling on the amplitude of ENSO: a numerical study. J. Climate , 17, 3786-3798.
    Abstract / PDF

  20. Sun, D.-Z., J. Fasullo, T. Zhang, and A. Roubicek, 2003:On the Radiative and Dynamical Feedbacks over the Equatorial Cold-tongue. J. Climate, 16. 2425-2432
    Abstract / PDF

  21. Sun, D.-Z., 2003:A Possible Effect of An Increase in the Warm-pool SST on the Magnitude of El Niño Warming. J. Climate, 16, 185-205
    Abstract / PDF

  22. Sun, D.-Z., C. Covey, and R.S. Lindzen, 2001: Vertical correlations of water vapor in GCMs. Geophys. Res. Lett., 28 , 259-262.
    Abstract / PDF)

  23. Fasullo, J., and D.-Z. Sun , 2001: Radiative sensitivies to tropical water vapor under all-sky conditions. J. Climate, 14, 2798-2807
    Abstract / PDF).

  24. Sun, D.-Z., 2000b: The heat sources and sinks of the 1986-87 El Niño, J. Climate, 13, 3533-3550.
    Abstract / PDF).

  25. Sun, D.-Z., 2000a: Global climate change and ENSO: a theoretical framework. El Niño: Historical and Paleoclimatic Aspects of the Southern Oscillation, Multiscale variability and Global and Regional Impacts .443-463. Cambridge: Cambridge University Press, edited by Diaz H. F. and V. Markgraf, 476 pp.
    Abstract / PDF).

  26. Sun, D.-Z. and K.E. Trenberth, 1998 : Coordinated heat removal from the equatorial Pacific during the 1986-87 El Niño. Geophys. Res. Lett., , 25, 2659-2662

  27. Sun, D.-Z., 1997: El Niño: a coupled response to radiative heating? Geophys. Res. Lett., 24, 2031-2034.

  28. Sun, D.-Z. and Z. Liu, 1996 : Dynamic ocean-atmosphere coupling: a thermostat for the tropics. Science, 272, 1148-1150.

  29. Sun, D.-Z. and I.M. Held, 1996 : A comparison of modeled and observed relationships between interannual variations of water vapor and temperature. J. Climate, 9, 665-675.

  30. Sun, D.-Z. and A.H. Oort, 1995 : Humidity-temperature relationships in the tropical troposphere. J. Climate, 8, 1974-1987.

  31. Sun, D.Z. and R.S. Lindzen, 1994 : A PV view of the zonal mean distribution of temperature and wind in the extratropical troposphere. J. Atmos. Sci., 51, 757-772.

  32. Sun, D.-Z. and R.S. Lindzen, 1993a : Distribution of tropical tropospheric water vapor. J. Atmos. Sci., 50, 1643-1660.

  33. Sun, D.-Z. and R.S. Lindzen, 1993b: Water vapor feedback and the ice age snowline record. Ann. Geophys., 11, 204-215.

  34. Wallace J.M., X. Cheng, and D.-Z. Sun, 1991: Does low-frequency atmospheric variability exhibit regime-like behavior? Tellus, 43 AB, 16-26.

Recent Invited Talks and Lectures

  1. "Role of Water Vapor and Clouds in Climate Change: Amplifiers or Stabilizers?" Institute of Atmospheric Physics, Beijing, November 6, 2009.

  2. "Role of Water Vapor and Clouds in Climate Change: Amplifiers or Stabilizers?" Nanjing University, Nanjing, November 4, 2009.

    "Understanding and Predicting the Response of ENSO to Global Warming". Nanjing University, Nanjing, China. November 2, 2009.

  3. "Understanding and Predicting the Response of ENSO to Global Warming". Peking University, Beijing, China, October 27, 2009.

  4. "Understanding and Predicting the Response of ENSO to Global Warming". Institute of Atmospheric Physics, Chinese Academy of Sciences, China, October 26, 2009.

  5. "Some Fundamental Problems about the Earth's Climate System". Institute of Earth Environment, Chinese Academy of Sciences, Xian, China, October 30, 2008.

  6. "An Introduction to Earth's Climate System". School of Human Settlement and Civil Engineering, Xian Jiaotung University, Xian, China, October 28-29, 2008.

  7. "Understanding the Impact of Global Warming on the Level of ENSO activity", Beijing University, Beijing, China, October 27, 2008.

  8. " The Role of ENSO in Regulating its Background State", Florida State University, Tallahassee, FL, April 17, 2008.

  9. "The Role of ENSO in Regulating its Background State: Implications for Strategies to Understand Climate Changes in the Tropical Pacific", Climatic Changes in the Last 1500 Years: Their Impact on Pacific Islands, Honolulu, Hawaii, November 12-14, 2007.

  10. "The Role of ENSO in Regulating its Background State: Implications for Decadal Variability", The 7th Workshop on Decadal Variability, Waikoloa, Hawaii, April 30--May 3, 2007.

  11. "Water Vapor and Clouds Feedbacks in Climate Models", University of California, Irvine, Irvine, CA. April 5, 2007.

  12. " The Role of ENSO in Regulating its Background State", University of California, Irvine, Irvine, CA. April 4, 2007.

  13. "Water Vapor and Cloud Feedbacks in Climate Models", Guest Lecture in ATOC-7500 "Human Impacts on Weather and Climate". Duane 126, CU Campus, Boulder, CO. March 4, 2007.

  14. "Atmospheric Feedbacks Over the Pacific Cold-tongue: Results from Models and Observations", Chinese Meteorological Administration, Beijing, China. July 28, 2006.

  15. "A Regulatory Effect of ENSO on the Time-Mean Thermal Stratification in the Equatorial Upper Ocean", Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China. July 28, 2006.

  16. "El Nino and the SST of the Western Pacific Warm-Pool", AGU's Western Pacific Meeting. Beijing, China. July 24-27, 2006.

  17. " The Role of ENSO in Regulating its Background State", Key Note Talk in "20 Years of Nonlinear Dynamics in Geosciences". Ixia, Rhodes, Greece. June 11-16, 2006.

  18. " A Regulatory Effect of ENSO on the Time-mean Stratification of the Equatorial Upper Ocean", Guest Lecture in ATOC-7500 "The Art of Climate and Environment Modeling".Department of Atmospheric and Oceanic Sciences, University of Colorado, Boulder, April 11, 2006.

  19. "The role of ENSO in regulating the stability of the tropical Pacific climatology", Korea Ocean Research and Development Institute, Korea, September 21, 2005.

  20. "Understanding the causes of the excessive cold-tongue in coupled GCMs", Korea Ocean Research and Development Institute, Ansan, Korea. September 22, 2005.

  21. "The Role of ENSO in Regulating the Stability of the Tropical Pacific Climatology",Invited Seminar, NASA/Goddard Space Flight Center, Greenbelt, MD, March 28, 2005.

  22. "The Role of ENSO in Regulating the Stability of the Tropical Pacific Climatology". Tropical-Extratropical Climatic Teleconnections, A Long-Term Perspective, University of Hawaii, Honlulu, Hawaii, USA. February 8-11, 2005.

  23. "Feedbacks in Climate Models", NASA/Goddard Space Flight Center, Greenbelt, MD. August 26, 2004.

  24. "The Effect of Subtropical Cooling on the Amplitude of ENSO: A Numerical Study", Laboratory of Dynamical Oceanography and Climatology (LODYC), Paris, France. May 4, 2004.

  25. "A Heat-Pump Hypothesis for ENSO", International Pacific Research Center, University of Hawaii, Honolulu, Hawaii. August 13, 2003.

  26. "Validating and Understanding Feedbacks in GCMs", Tropical Biases Workshop, GFDL, Princeton, NJ. 19 May 2003.

  27. "Climate Feedbacks in NCAR CAM1 and CAM2", Atmospheric Model Working Group Meeting, Boulder, CO. 6 March 2003.

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