Photo of Josh Coupe
Postdoctoral Scholar
• Stratospheric aerosols • Paleoclimate modeling

Ocean Biogeochemistry Research Group

Modeling nuclear and impact winter to understand the effect of stratospheric aerosols on atmospheric dynamics, ocean circulation, ocean biogeochemistry, and ocean ecosystem responses.


Coupe, J., Harrison, C. S., Robock, A., Duvivier, A., Maroon, E., Lovenduski, N. S., Bachman, S., Landrum, L., Bardeen, C., 2023: Sudden reduction of Antarctic sea ice despite cooling after nuclear war. Journal of Geophysical Research—Oceans, 128(1): e2022JC018774. doi 10.1029/2022JC018774

Harrison, C. S., Rohr, T., DuVivier, A., Marron, E., Bachman, S., Bardeen, G., Coupe, J., Garza, V., Heneghan, R., Lovenduski, N. S., Neubauer, P., Rangel, V., Robock, A., Scherrer, K., Stevenson, S., Toon, O. B., 2022: A new ocean state after nuclear war. AGU Advances, 3(4): e2021AV000610. doi 10.1029/2021AV000610

Coupe, J. and Robock, A., 2021: The influence of stratospheric soot and sulfate aerosols on the Northern Hemisphere wintertime atmospheric circulation. Journal of Geophysical Research—Atmospheres, 126(11): e2020JD034513. doi 10.1029/2020JD034513

Coupe, J., Stevenson, S., Lovenduski, N. S., Rohr, T., Harrison, C. S., Robock, A., Olivarez, H., Bardeen, C. G., Toon, O. B., 2021: Nuclear Niño response observed in simulations of nuclear war scenarios. Communications Earth & Environment, 2(1): 18. doi 10.1038/s43247-020-00088-1

Scherrer, K. J. N., Harrison, C. S., Heneghan, R. F., Galbraith, E., Bardeen, C. G., Coupe, J., Jägermeyr, J., Lovenduski, N. S., Luna, A., Robock, A., Stevens, J., Stevenson, S., Toon, O. B., Xia, L., 2020: Marine wild-capture fisheries after nuclear war. Proceedings of the National Academy of Sciences, 117(47): 29748-29758. doi 10.1073/pnas.2008256117

Lovenduski, N. S., Harrison, C. S., Olivarez, H., Bardeen, C. G., Toon, O. B., Coupe, J., Robock, A., Rohr, T., Stevenson, S., 2020: The potential impact of nuclear conflict on ocean acidification. Geophysical Research Letters, 47(3): e2019GL086246. doi 10.1029/2019GL086246

Coupe, J., Bardeen, C. G., Robock, A., Toon, O. B., 2019: Nuclear winter responses to nuclear war between the United States and Russia in the Whole Atmosphere Community Climate Model Version 4 and the Goddard Institute for Space Studies ModelE. Journal of Geophysical Research—Atmospheres, 124(15): 8522-8543.