Climate Scientist at GFDL: Interested in polar climate and predictability

Joined January 2015
Mitch Bushuk retweeted
This one is for all my followers who understand nynorsk... 😉 I'm feeling very lucky (and slightly petrified!) to have been awarded an @ERC_Research Starting Grant. We will investigate rapidly-changing Arctic sea ice thickness during the melt season @CIRFA_SFI @UiTNorgesarktis
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"Roles of Meridional Overturning in Subpolar Southern Ocean SST Trends: Insights from Ensemble Simulations", Journal of Climate 35, 5 (2022): 1577-1596, doi.org/10.1175/JCLI-D-21-04… #JClimate 1/2
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I am delighted to annouce that the @NSF just awarded our STC center nsf.gov/news/special_reports…, called Learning the Earth with Artificial Intelligence and Science (LEAP), on artifical intelligence and climate modeling. Many opportunities to come.
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[New paper alert] ​"Are multiseasonal forecasts of atmospheric rivers possible?"​ by @kaichihtseng @Skapnick @_the_iceman @GabrielZ_Storm and many coauthors Short answer to the paper title: Yes, but only at certain locations. 1/n
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"Seasonal Prediction and Predictability of Regional Antarctic Sea Ice", #JClimate 34, 15 (2021): 6207-6233, doi.org/10.1175/JCLI-D-20-09…
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Can Antarctic sea ice be predicted on the seasonal timescale? We have a new paper out in @AMSJCLi that shows the answer is "yes" in three GFDL dynamical prediction systems: journals.ametsoc.org/view/jo… (open access) w/ @AlexHaumann @mjharriso @Skapnick @kaichihtseng and many others.
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We found notable forecast errors in regions of oceanic deep convection and strong northward sea ice drift. Improving model representations of Southern Ocean mixing and sea ice dynamics will be critical for improving sea ice predictions.
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Overall, these results are encouraging for the future of Antarctic sea ice predictions. There are many remaining questions related to sea ice predicability, data assimilation, and Southern Ocean coupled processes. Please get in touch if you are interested in discussing more!
Mitch Bushuk retweeted
Just shy of 4 years ago, my colleagues sampled this lunar looking ice surface in southern Hudson Bay. The ice was covered in sediment & too thick for the Amundsen to break through. This thick 'dirty' ice hadn't been observed before in Hudson Bay, so we dove into it.
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Zonally asymmetric phytoplankton response to the Southern annular mode in the marginal sea of the Southern ocean disq.us/t/3wvr0rk
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Postdoc opportunity in regional ocean modeling at #Princeton - we're looking for a developer to join the #MOM6 team. Open until May 15 puwebp.princeton.edu/AcadHir…
Interested in how volcanic eruptions impact sea ice? Check out our new paper, led by @andrewp109 and with @drseaice. Hemispherically symmetric volcanic forcing leads to a highly asymmetric response in sea ice!
New paper out! agupubs.onlinelibrary.wiley.… In this work with @_the_iceman and @drseaice, we use the exciting new abundance of GCM large ensembles to show that the differing N vs. S Hemisphere response to Pinatubo is robust across models
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New paper out!
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✨Pre-print posted for discussion✨ How do realistic variations in the #CESM2 equations for how sea ice edges melt (lateral melt) impact the ice state? It effects the ice-albedo feedback in the Arctic, and so changes the predicted sea ice 🧊 tc.copernicus.org/preprints/…
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Mitch Bushuk retweeted
Back for 2021: Predictability, Predictions, and Applications Interface Webinar Series. NOAA GFDL's Mitch Bushuk (@_the_iceman) will give a talk on recent efforts in sea ice predictions next Wednesday, February 10 at 2pm EST. All are welcome to join. usclivar.org/webinars
Come work with us at GFDL and Princeton to improve ocean and sea ice models using machine learning and data assimilation!
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Four postdoc positions are available at GFDL/Princeton as part of a team with @AlistairAdcroft, Feiyu Lu, Brandon Reichl, and myself. Feel free to reach out with any inquiries. Also, many exciting positions are also available at other institutions!
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