Possible Paper Topics:  May add more later

 

I have provided some references as a starting point.  You can use these to find more recent or older references using, say, Web of Science, or Google Scholar.  Try to include the key classical references and bring everything up to date.  Include only references that add something significant and new.  Keep it punchy and not too long.  What is known for sure?  Where are the key uncertainties?  What should be done next?

 

1.  The global warming hiatus, lessons for climate science.

 

(Huber and Knutti 2014) (Meehl et al. 2016) (Medhaug et al. 2017)

 

2.  Modes of ocean variability and their importance for climate change prediction. 

 

(Deser et al. 2010) (Kim et al. 2012; Mochizuki et al. 2010) (Power et al. 2006; Wang et al. 2008) (Capotondi et al. 2015) (Kohyama and Hartmann 2017)

 

3.  The cloud feedback dipole, why?

 

(Zelinka et al. 2012a, 2012b) (Ceppi et al. 2015; McCoy et al. 2015) (Ceppi et al. 2016)

 

4.  Why are aerosols a 20th Century Problem? 

 

(Kinne et al. 2013) (Stevens 2015) (Seinfeld et al. 2016)

 

5.  Ocean heat storage, a dynamic problem. 

 

(Di Lorenzo et al. 2008) (Rao et al. 2002) (Chambers et al. 1997) (Qiu and Chen 2012)

 

6.  Salinity trends and the hydrologic cycle.

 

(Durack et al. 2012)

 

7.  The Òwet get wetter, dry get drierÓ paradigm of climate change.

 

(Held and Soden 2006)

 

8.  Why will the subtropics get drier?

 

(Seager et al. 2007)

 

9.  The FAT and the PHAT hypothesis.

 

(Harrop and Hartmann 2012) (Zelinka and Hartmann 2010)

 

10.  Why are tropical convective clouds radiatively neutral?

 

(Ichikawa et al. 2012) (Hartmann et al. 2001)

 

11.  Why is low cloud feedback positive, or not?

 

(Sherwood et al. 2014) (Bretherton and Blossey 2014)

 

12.  Annular modes and climate change.

 

(Gerber and Son 2014; Spence et al. 2014) (Ceppi and Hartmann 2015)

 

13.  Why most of the Arctic sea ice decline of the past decade or two is natural, or not.

 

(Proshutinsky and Johnson 1997) (Ogi et al. 2008)

 

14.  Why does the CO2 go up and down during ice ages and interglacials?

 

(Anderson et al. 2009; Sigman and Boyle 2000) (Skinner et al. 2014)

 

15.  Why do CMIP models predict a more El Ni–o like condition with warming? 

 

(van Oldenborgh et al. 2005) (Guilyardi 2006) (Fedorov and Philander 2000) (Yeh et al. 2014) (Russell and Gnanadesikan 2014) (Cai et al. 2014) (Zhang and Li 2014)

 

16.  Why does the Hadley Cell expand with global warming?  Compare and contrast with ENSO.

 

(Kang and Lu 2012; Tandon et al. 2013) (Seager et al. 2010)

 

17.  WhatÕs all this recent hype about sea ice and the polar vortex? 

 

(Francis and Vavrus 2012; Kim et al. 2014) (Barnes 2013) (Cohen et al. 2014) (Peings and Magnusdottir 2015) (Barnes and Polvani 2015)

 

18.  Why is the albedo the same in the North and the South?

 

(Voigt et al. 2014a; Voigt et al. 2014b)

 

19.  Why has Antarctic Sea Ice been expanding the past 30 years. 

 

(Polvani and Smith 2013) (Simpkins et al. 2012) (Parkinson and Cavalieri 2012) (Hall and Visbeck 2002) (Waugh 2014)

 

20.  Explaining the Dust Bowl.

 

(Schubert et al. 2009; Seager and Hoerling 2014)

 

21.  Why is the Southern Ocean so important?

 

(Meredith and King 2005) (Gille 2008) (Gille 2010) (Atkinson et al. 2004) (Boning et al. 2008)

 

22.  Why are ocean topographic (and other) measurements from satellites cool?

 

(Chambers et al. 1997) (Willis et al. 2004) (Chelton et al. 2007) (Fu et al. 2010) (Gaube et al. 2013)

 

23.  What caused the Younger Dryas event? 

 

(Boslough et al. 2013; Buizert et al. 2014; Haug et al. 2001; Ritz et al. 2013; Steinthorsdottir et al. 2014; Zhang et al. 2013)

 

24.  Why was there a warm blob in the NE Pacific in 2013-15, and what does it mean?

 

(Hartmann 2015; Seager et al. 2014)

 

25.  The IRIS Hypothesis 

 

(Lindzen et al. 2001) (Mauritsen and Stevens 2015) (Choi et al. 2017) (Bony et al. 2016)

 

26.  The great tropical cyclone debate. 

 

(Emanuel 2005; Webster et al. 2005) (Zhang et al. 2016)

 

27.  The double-ITCZ problem in climate models.

 

(Li and Xie 2014; Lin 2007) (Hwang and Frierson 2013)

 

28.  What is the most interesting problem in paleoclimatology?

 

(Coxall et al. 2005; Miller et al. 2012; Miller et al. 2011)

 

29.  Arctic/Polar Amplification

 

(Pithan and Mauritsen 2014) (Graversen et al. 2014)

 

30.  Geoengineering – Feasible or not?

 

(Wu et al. 2015) (Irvine et al. 2016; Smyth et al. 2017; Wood et al. 2017)

 

31.  Decadal Prediction

 

(Meehl et al. 2014)

 

32.  RCE and feedbacks.

(Becker et al. 2017; Silvers et al. 2016; Stevens et al. 2016; Webb et al. 2017)

 

33.  ÒYour idea hereÓ

 

 

References:

 

 Anderson, R. F., S. Ali, L. I. Bradtmiller, S. H. H. Nielsen, M. Q. Fleisher, B. E. Anderson, and L. H. Burckle, 2009: Wind-Driven Upwelling in the Southern Ocean and the Deglacial Rise in Atmospheric CO2. Science, 323, 1443-1448.

Atkinson, A., V. Siegel, E. Pakhomov, and P. Rothery, 2004: Long-term decline in krill stock and increase in salps within the Southern Ocean. Nature, 432, 100-103.

Barnes, E. A., 2013: Revisiting the evidence linking Arctic amplification to extreme weather in midlatitudes. Geophys. Rese. Lett., 40, 4734-4739.

Barnes, E. A., and L. M. Polvani, 2015: CMIP5 Projections of Arctic Amplification, of the North American/North Atlantic Circulation, and of Their Relationship. J. Climate, 28, 5254-5271.

Becker, T., B. Stevens, and C. Hohenegger, 2017: Imprint of the convective parameterization and sea-surface temperature on large-scale convective self-aggregation. J. Adv. Model. Earth Sys., 9, 1488-1505.

Boning, C. W., A. Dispert, M. Visbeck, S. R. Rintoul, and F. U. Schwarzkopf, 2008: The response of the Antarctic Circumpolar Current to recent climate change. Nature Geoscience, 1, 864-869.

Bony, S., B. Stevens, D. Coppin, T. Becker, K. Reed, A. Voigt, and B. Medeiros, 2016: Thermodynamic control of anvil-cloud amount. Proc. Nat. Acad. Sci. U. S. A., 113, 8927-8932.

Boslough, M., A. W. Harris, C. Chapman, and D. Morrison, 2013: Younger Dryas impact model confuses comet facts, defies airburst physics. Proceedings of the National Academy of Sciences of the United States of America, 110, E4170-E4170.

Bretherton, C. S., and P. N. Blossey, 2014: Low cloud reduction in a greenhouse-warmed climate: Results from Lagrangian LES of a subtropical marine cloudiness transition. Journal of Advances in Modeling Earth Systems, 6, 91-114.

Buizert, C., and Coauthors, 2014: Greenland temperature response to climate forcing during the last deglaciation. Science, 345, 1177-1180.

Cai, W. J., and Coauthors, 2014: Increasing frequency of extreme El Nino events due to greenhouse warming. Nature Climate Change, 4, 111-116.

Capotondi, A., and Coauthors, 2015: Understanding ENSO Diversity. Bull. Ameri.  Meteorolog. Soc., 96, 921-938.

Ceppi, P., and D. L. Hartmann, 2015: Clouds and the atmospheric circulation response to warming. J. Climate, submitted.

Ceppi, P., D. L. Hartmann, and M. J. Webb, 2015: Mechanisms of the negative shortwave cloud feedback in mid to high latitudes. J. Climate, submitted.

Ceppi, P., D. T. McCoy, and D. L. Hartmann, 2016: Observational evidence for a negative shortwave cloud feedback in middle to high latitudes. Geophys.l Res. Lett., 43, 1331-1339.

Chambers, D. P., B. D. Tapley, and R. H. Stewart, 1997: Long-period ocean heat storage rates and basin-scale heat fluxes from TOPEX. Journal of Geophysical Research-Oceans, 102, 10525-10533.

Chelton, D. B., M. G. Schlax, R. M. Samelson, and R. A. de Szoeke, 2007: Global observations of large oceanic eddies. Geophys. Res.  Lett., 34.

Choi, Y. S., W. Kim, S. W. Yeh, H. Masunaga, M. J. Kwon, H. S. Jo, and L. Huang, 2017: Revisiting the iris effect of tropical cirrus clouds with TRMM and A-Train satellite data. J. Geophys. Res.-Atmos., 122, 5917-5931.

Cohen, J., and Coauthors, 2014: Recent Arctic amplification and extreme mid-latitude weather. Nature Geoscience, 7, 627-637.

Coxall, H. K., P. A. Wilson, H. Palike, C. H. Lear, and J. Backman, 2005: Rapid stepwise onset of Antarctic glaciation and deeper calcite compensation in the Pacific Ocean. Nature, 433, 53-57.

Deser, C., M. A. Alexander, S. P. Xie, and A. S. Phillips, 2010: Sea Surface Temperature Variability: Patterns and Mechanisms. Annual Review of Marine Science, 2, 115-143.

Di Lorenzo, E., and Coauthors, 2008: North Pacific Gyre Oscillation links ocean climate and ecosystem change. Geophys. Res. Lett., 35, doi: 10.1029/2007gl032838.

Durack, P. J., S. E. Wijffels, and R. J. Matear, 2012: Ocean Salinities Reveal Strong Global Water Cycle Intensification During 1950 to 2000. Science, 336, 455-458.

Emanuel, K., 2005: Increasing destructiveness of tropical cyclones over the past 30 years. Nature, 436, 686-688.

Fedorov, A. V., and S. G. Philander, 2000: Is El Nino changing? Science, 288, 1997-2002.

Francis, J. A., and S. J. Vavrus, 2012: Evidence linking Arctic amplification to extreme weather in mid-latitudes. Geophys.  Res. Lett., 39, doi:10.1029/2012gl051000.

Fu, L. L., D. B. Chelton, P. Y. Le Traon, and R. Morrow, 2010: EDDY DYNAMICS FROM SATELLITE ALTIMETRY. Oceanography, 23, 14-25.

Gaube, P., D. B. Chelton, P. G. Strutton, and M. J. Behrenfeld, 2013: Satellite observations of chlorophyll, phytoplankton biomass, and Ekman pumping in nonlinear mesoscale eddies. J. Geophys. Res.-Oceans, 118, 6349-6370.

Gerber, E. P., and S. W. Son, 2014: Quantifying the Summertime Response of the Austral Jet Stream and Hadley Cell to Stratospheric Ozone and Greenhouse Gases. Journal of Climate, 27, 5538-5559.

Gille, S., 2010: CLIMATE SCIENCE Asymmetric response. Nature Geoscience, 3, 227-228.

Gille, S. T., 2008: Decadal-scale temperature trends in the Southern Hemisphere ocean. J. Climate, 21, 4749-4765.

Graversen, R. G., P. L. Langen, and T. Mauritsen, 2014: Polar Amplification in CCSM4: Contributions from the Lapse Rate and Surface Albedo Feedbacks. Journal of Climate, 27, 4433-4450.

Guilyardi, E., 2006: El Nino-mean state-seasonal cycle interactions in a multi-model ensemble. Climate Dynamics, 26, 329-348.

Hall, A., and M. Visbeck, 2002: Synchronous variability in the southern hemisphere atmosphere, sea ice, and ocean resulting from the annular mode. J. Climate, 15, 3043-3057.

Harrop, B. E., and D. L. Hartmann, 2012: Testing the Role of Radiation in Determining Tropical Cloud-Top Temperature. J.Climate, 25, 5731-5747.

Hartmann, D. L., 2015: Pacific Sea Surface Temperature and the Winter of 2014. Geophys. Res. Lett., 43, DOI: 10.1002/2015GL063083.

Hartmann, D. L., L. A. Moy, and Q. Fu, 2001: Tropical convection and the energy balance at the top of the atmosphere. J. Climate, 14, 4495-4511.

Haug, G. H., K. A. Hughen, D. M. Sigman, L. C. Peterson, and U. Rohl, 2001: Southward migration of the intertropical convergence zone through the Holocene. Science, 293, 1304-1308.

Held, I. M., and B. J. Soden, 2006: Robust responses of the hydrological cycle to global warming. J. Climate, 19, 5686-5699.

Huber, M., and R. Knutti, 2014: Natural variability, radiative forcing and climate response in the recent hiatus reconciled. Nature Geosci, 7, 651-656, doi:610.1038/ngeo2228.

Hwang, Y.-T., and D. M. W. Frierson, 2013: Link between the double Intertropical Convergence zone problem and cloud bias over the Southern Ocean. Proc. Nat. Acad. Sci. USA, doi: 10.1073/pnas.1213302110.

Ichikawa, H., H. Masunaga, Y. Tsushima, and H. Kanzawa, 2012: Analysis of Cloud Properties Associated with Tropical Convection in Climate Models and Satellite Data. Journal of the Meteorological Society of Japan, 90, 629-646.

Irvine, P. J., B. Kravitz, M. G. Lawrence, and H. Muri, 2016: An overview of the Earth system science of solar geoengineering. Wiley Interdisciplinary Reviews-Climate Change, 7, 815-833.

Kang, S. M., and J. Lu, 2012: Expansion of the Hadley Cell under Global Warming: Winter versus Summer. Journal of Climate, 25, 8387-8393.

Kim, B.-M., and Coauthors, 2014: Weakening of the stratospheric polar vortex by Arctic sea-ice loss. Nature Com., 5, doi:10.1038/ncomms5646.

Kim, H. M., P. J. Webster, and J. A. Curry, 2012: Evaluation of short-term climate change prediction in multi-model CMIP5 decadal hindcasts. Geophysical Research Letters, 39.

Kinne, S., and Coauthors, 2013: MAC-v1: A new global aerosol climatology for climate studies. Journal of Advances in Modeling Earth Systems, 5, 704-740.

Kohyama, T., and D. L. Hartmann, 2017: Nonlinear ENSO Warming Suppression (NEWS). J. Climate, 30, 4227-4251.

Li, G., and S. P. Xie, 2014: Tropical Biases in CMIP5 Multimodel Ensemble: The Excessive Equatorial Pacific Cold Tongue and Double ITCZ Problems. Journal of Climate, 27, 1765-1780.

Lin, J. L., 2007: The double-ITCZ problem in IPCC AR4 coupled GCMs: Ocean-atmosphere feedback analysis. J. Climate, 20, 4497-4525.

Lindzen, R. S., M. D. Chou, and A. Y. Hou, 2001: Does the earth have an adaptive infrared iris? Bull. Amer. Meteorol. Soc., 82, 417-432.

Mauritsen, T., and B. Stevens, 2015: Missing iris effect as a possible cause of muted hydrological change and high climate sensitivity in models. Nature Geoscience, 8, 346-351.

McCoy, D. T., D. L. Hartmann, M. D. Zelinka, P. Ceppi, and D. P. Grosvenor, 2015: Mixed-phase cloud physics and Southern Ocean cloud feedback in climate models. J. Geophys. Re.-Atmos.

Medhaug, I., M. B. Stolpe, E. M. Fischer, and R. Knutti, 2017: Reconciling controversies about the 'global warming hiatus'. Nature, 545, 41-+.

Meehl, G. A., A. X. Hu, B. D. Santer, and S. P. Xie, 2016: Contribution of the Interdecadal Pacific Oscillation to twentieth-century global surface temperature trends. Nature Climate Change, 6, 1005-1008.

Meehl, G. A., and Coauthors, 2014: DECADAL CLIMATE PREDICTION An Update from the Trenches. Bulletin of the American Meteorological Society, 95, 243-267.

Meredith, M. P., and J. C. King, 2005: Rapid climate change in the ocean west of the Antarctic Peninsula during the second half of the 20th century. Geophysical Research Letters, 32.

Miller, G. H., and Coauthors, 2012: Abrupt onset of the Little Ice Age triggered by volcanism and sustained by sea-ice/ocean feedbacks. Geophysical Research Letters, 39.

Miller, K. G., G. S. Mountain, J. D. Wright, and J. V. Browning, 2011: A 180-Million-Year Record of Sea Level and Ice Volume Variations from Continental Margin and Deep-Sea Isotopic Records. Oceanography, 24, 40-53.

Mochizuki, T., and Coauthors, 2010: Pacific decadal oscillation hindcasts relevant to near-term climate prediction. Proceedings of the National Academy of Sciences of the United States of America, 107, 1833-1837.

Ogi, M., I. G. Rigor, M. G. McPhee, and J. M. Wallace, 2008: Summer retreat of Arctic sea ice: Role of summer winds. Geophys. Res. Lett., 35.

Parkinson, C. L., and D. J. Cavalieri, 2012: Antarctic sea ice variability and trends, 1979-2010. Cryosphere, 6, 871-880.

Peings, Y., and G. Magnusdottir, 2015: Role of sea surface temperature, Arctic sea ice and Siberian snow in forcing the atmospheric circulation in winter of 2012-2013. Clima. Dyn., 45, 1181-1206.

Pithan, F., and T. Mauritsen, 2014: Arctic amplification dominated by temperature feedbacks in contemporary climate models. Nature Geoscience, 7, 181-184.

Polvani, L. M., and K. L. Smith, 2013: Can natural variability explain observed Antarctic sea ice trends? New modeling evidence from CMIP5. Geophys. Res. Lett., 40, 3195-3199, doi: 3110.1002/grl.50578.

Power, S., M. Haylock, R. Colman, and X. D. Wang, 2006: The predictability of interdecadal changes in ENSO activity and ENSO teleconnections. Journal of Climate, 19, 4755-4771.

Proshutinsky, A. Y., and M. A. Johnson, 1997: Two circulation regimes of the wind driven Arctic Ocean. J. Geophys. Res. Oceans, 102, 12493-12514.

Qiu, B., and S. M. Chen, 2012: Multidecadal Sea Level and Gyre Circulation Variability in the Northwestern Tropical Pacific Ocean. J. Phys. Oceanog., 42, 193-206.

Rao, S. A., S. K. Behera, Y. Masumoto, and T. Yamagata, 2002: Interannual subsurface variability in the tropical Indian Ocean with a special emphasis on the Indian Ocean Dipole. Deep-Sea Research Part Ii-Topical Studies in Oceanography, 49, 1549-1572.

Ritz, S. P., T. F. Stocker, J. O. Grimalt, L. Menviel, and A. Timmermann, 2013: Estimated strength of the Atlantic overturning circulation during the last deglaciation. Nature Geoscience, 6, 208-212.

Russell, A. M., and A. Gnanadesikan, 2014: Understanding Multidecadal Variability in ENSO Amplitude. J. Climate, 27, 4037-4051.

Schubert, S., and Coauthors, 2009: A US CLIVAR Project to Assess and Compare the Responses of Global Climate Models to Drought-Related SST Forcing Patterns: Overview and Results. Journal of Climate, 22, 5251-5272.

Seager, R., and M. Hoerling, 2014: Atmosphere and Ocean Origins of North American Droughts. J. Climate, 27, 4581-4606.

Seager, R., N. Naik, M. Ting, M. A. Cane, N. Harnik, and Y. Kushnir, 2010: Adjustment of the atmospheric circulation to tropical Pacific SST anomalies: Variability of transient eddy propagation in the Pacific-North America sector. Quart. J. Roy. Meteorol.  Soc., 136, 277-296.

Seager, R., and Coauthors, 2014: Causes and Predicatability of the 2011-14 California Drought, doi:10.7289/V7258K7771F, 7240p. pp.

Seager, R., and Coauthors, 2007: Model projections of an imminent transition to a more arid climate in southwestern North America. Science, 316, 1181-1184.

Seinfeld, J. H., and Coauthors, 2016: Improving our fundamental understanding of the role of aerosol-cloud interactions in the climate system. Proc. Nat. Acad.  Sci.  USA, 113, 5781-5790.

Sherwood, S. C., S. Bony, and J. L. Dufresne, 2014: Spread in model climate sensitivity traced to atmospheric convective mixing. Nature, 505, 37-+.

Sigman, D. M., and E. A. Boyle, 2000: Glacial/interglacial variations in atmospheric carbon dioxide. Nature, 407, 859-869.

Silvers, L. G., B. Stevens, T. Mauritsen, and M. Giorgetta, 2016: Radiative convective equilibrium as a framework for studying the interaction between convection and its large-scale environment. J. Adv. Model. Earth Sys., 8, 1330-1344.

Simpkins, G. R., L. M. Ciasto, D. W. J. Thompson, and M. H. England, 2012: Seasonal Relationships between Large-Scale Climate Variability and Antarctic Sea Ice Concentration. J. Climate, 25, 5451-5469.

Skinner, L. C., C. Waelbroeck, A. E. Scrivner, and S. J. Fallon, 2014: Radiocarbon evidence for alternating northern and southern sources of ventilation of the deep Atlantic carbon pool during the last deglaciation. Proc.Nat. Acade. Sci. US, 111, 5480-5484.

Smyth, J. E., R. D. Russotto, and T. Storelvmo, 2017: Thermodynamic and dynamic responses of the hydrological cycle to solar dimming. Atmos. Chem. Phys., 17, 6439-6453.

Spence, P., S. M. Griffies, M. H. England, A. M. Hogg, O. A. Saenko, and N. C. Jourdain, 2014: Rapid subsurface warming and circulation changes of Antarctic coastal waters by poleward shifting winds. Geophysical Research Letters, 41, 4601-4610.

Steinthorsdottir, M., A. M. de Boer, K. I. C. Oliver, F. Muschitiello, M. Blaauw, P. J. Reimer, and B. Wohlfarth, 2014: Synchronous records of pCO(2) and Delta C-14 suggest rapid, ocean-derived pCO(2) fluctuations at the onset of Younger Dryas. Quaternary Science Reviews, 99, 84-96.

Stevens, B., 2015: Rethinking the Lower Bound on Aerosol Radiative Forcing. Journal of Climate, 28, 4794-4819.

Stevens, B., S. C. Sherwood, S. Bony, and M. J. Webb, 2016: Prospects for narrowing bounds on Earth's equilibrium climate sensitivity. Earths Future, 4, 512-522.

Tandon, N. F., E. P. Gerber, A. H. Sobel, and L. M. Polvani, 2013: Understanding Hadley Cell Expansion versus Contraction: Insights from Simplified Models and Implications for Recent Observations. Journal of Climate, 26, 4304-4321.

van Oldenborgh, G. J., S. Y. Philip, and M. Collins, 2005: El Nino in a changing climate: a multi-model study. Ocean Science, 1, 81-95.

Voigt, A., B. Stevens, J. Bader, and T. Mauritsen, 2014a: Compensation of Hemispheric Albedo Asymmetries by Shifts of the ITCZ and Tropical Clouds. Journal of Climate, 27, 1029-1045.

Voigt, A., S. Bony, J. L. Dufresne, and B. Stevens, 2014b: The radiative impact of clouds on the shift of the Intertropical Convergence Zone. Geophys. Res. Lett., 41, 4308-4315.

Wang, L., W. Chen, and R. H. Huang, 2008: Interdecadal modulation of PDO on the impact of ENSO on the east Asian winter monsoon. Geophysical Research Letters, 35.

Waugh, D. W., 2014: Changes in the ventilation of the southern oceans. Phil. Trans. Royal Soc. A-Math. Phys. Eng. Sci., 372.

Webb, M. J., and Coauthors, 2017: The Cloud Feedback Model Intercomparison Project (CFMIP) contribution to CMIP6. Geoscientific Model Development, 10, 359-384.

Webster, P. J., G. J. Holland, J. A. Curry, and H. R. Chang, 2005: Changes in tropical cyclone number, duration, and intensity in a warming environment. Science, 309, 1844-1846.

Willis, J. K., D. Roemmich, and B. Cornuelle, 2004: Interannual variability in upper ocean heat content, temperature, and thermosteric expansion on global scales. J. Geophy. Res.-Oceans, 109, doi:10.1029/2003jc002260.

Wood, R., T. Ackerman, P. Rasch, and K. Wanser, 2017: Could geoengineering research help answer one of the biggest questions in climate science? Earths Future, 5, 659-663.

Wu, P. L., J. Ridley, A. Pardaens, R. Levine, and J. Lowe, 2015: The reversibility of CO2 induced climate change. Clim. Dyn., 45, 745-754.

Yeh, S. W., Y. G. Ham, and B. P. Kirtman, 2014: A possible explanation on the changes in the spatial structure of ENSO from CMIP3 to CMIP5. Geophys.Res. Lett., 41, 140-145.

Zelinka, M. D., and D. L. Hartmann, 2010: Why is longwave cloud feedback positive? J. Geophys. Res. Atmos., 115.

Zelinka, M. D., S. A. Klein, and D. L. Hartmann, 2012a: Computing and Partitioning Cloud Feedbacks Using Cloud Property Histograms. Part II: Attribution to Changes in Cloud Amount, Altitude, and Optical Depth. J. Climate, 25, 3736-3754.

——, 2012b: Computing and Partitioning Cloud Feedbacks Using Cloud Property Histograms. Part I: Cloud Radiative Kernels. J. Climate, 25, 3715-3735.

Zhang, L., and T. Li, 2014: A Simple Analytical Model for Understanding the Formation of Sea Surface Temperature Patterns under Global Warming. J. Climate, 27, 8413-8421.

Zhang, W., and Coauthors, 2016: Improved Simulation of Tropical Cyclone Responses to ENSO in the Western North Pacific in the High-Resolution GFDL HiFLOR Coupled Climate Model*. Journal of Climate, 29, 1391-1415.

Zhang, X., G. Lohmann, G. Knorr, and X. Xu, 2013: Different ocean states and transient characteristics in Last Glacial Maximum simulations and implications for deglaciation. Climate of the Past, 9, 2319-2333.