Madden Julian Oscillation waves originate through tropical convective-wave coupling
Is it true that Madden Julian Oscillation waves originate through tropical convective-wave coupling?
Yes. Current atmospheric science literature strongly supports the perspective that the Madden-Julian Oscillation operates as a convectively coupled moisture or wave mode driven by interactions between tropical convection, atmospheric moisture, and large-scale equatorial wave dynamics.
Verdict: SUPPORTED · 8 sources for, 0 against · Last checked
The retrieved papers consistently evaluate and apply moisture-mode and coupled-wave theories to explain the Madden-Julian Oscillation (MJO). Studies such as [1], [2], [4], and [8] explicitly treat the MJO as an equatorially coupled convective and wave system. None of the provided papers refute the coupling between tropical convection and wave dynamics; rather, they refine the specific feedback mechanisms involved.
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Sobel, A. & Maloney, E. (2013). Moisture Modes and the Eastward Propagation of the MJO. doi.org. https://doi.org/10.1175/jas-d-12-0189.1
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Adames, Á. F. & Kim, D. (2016). The MJO as a Dispersive, Convectively Coupled Moisture Wave: Theory and Observations. doi.org. https://doi.org/10.1175/jas-d-15-0170.1
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Zhang, C., Adames, Á., Khouider, B., Wang, B., & Yang, D. (2020). Four Theories of the Madden‐Julian Oscillation. doi.org. https://doi.org/10.1029/2019RG000685
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Jiang, X., Adames, Á., Zhao, M., Waliser, D., & Maloney, E. (2017). A Unified Moisture Mode Framework for Seasonality of the Madden–Julian Oscillation. doi.org. https://doi.org/10.1175/JCLI-D-17-0671.1
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Wang, B. & Chen, G. (2017). A general theoretical framework for understanding essential dynamics of Madden–Julian oscillation. doi.org. https://doi.org/10.1007/s00382-016-3448-1
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Hsu, P., Li, T., & Murakami, H. (2014). Moisture Asymmetry and MJO Eastward Propagation in an Aquaplanet General Circulation Model*. doi.org. https://doi.org/10.1175/jcli-d-14-00148.1
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Sobel, A. (2021). A unified moisture mode theory for the Madden Julian Oscillation and the Boreal Summer Intraseasonal Oscillation. doi.org. https://doi.org/10.1175/jcli-d-21-0361.1
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Lin, Q., Mayta, V., & Corraliza, Á. F. A. (2024). Assessment of the Madden‐Julian Oscillation in CMIP6 Models Based on Moisture Mode Theory. doi.org. https://doi.org/10.1029/2023GL106693
What does the evidence say?
The retrieved papers consistently evaluate and apply moisture-mode and coupled-wave theories to explain the Madden-Julian Oscillation (MJO). Studies such as [1], [2], [4], and [8] explicitly treat the MJO as an equatorially coupled convective and wave system. None of the provided papers refute the coupling between tropical convection and wave dynamics; rather, they refine the specific feedback mechanisms involved.
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