V tokratnem ARŠU bomo govorili o vplivih globalnega segrevanja na Antartiko in arktična območja.

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ARŠO

23. 2. 2023 – 10.15

Urška Janžič

Ice Ice Baby

Globalno segrevanje in kroženje vode

Uvod

Kako poteka raziskovanje na Antarktiki?

Razlike med Arktiko in Antarktiko

Segrevanje Antarktike in polarna amplifikacija

Taljenje ledu

Vpliv taljenja ledu na morske tokove

Kaj pa biodiverziteta?

Viri: 

https://www.oca.eu/fr/accueil-astep/3461-record-de-chaleur-a-concordia

Wille, J. D., and Coauthors, 2024: The Extraordinary March 2022 East Antarctica “Heat” Wave. Part I: Observations and Meteorological Drivers. J. Climate, 37, 757–778, https://doi.org/10.1175/JCLI-D-23-0175.1

Wille, J. D., and Coauthors, 2024: The Extraordinary March 2022 East Antarctica “Heat” Wave. Part II: Impacts on the Antarctic Ice Sheet. J. Climate, 37, 779–799, https://doi.org/10.1175/JCLI-D-23-0176.1

Casado, M., Hébert, R., Faranda, D. et al. The quandary of detecting the signature of climate change in Antarctica. Nat. Clim. Chang. 13, 1082–1088 (2023). https://doi.org/10.1038/s41558-023-01791-5

https://scar-iasc.de/en/polar-amplification-of-climate-change/

https://climate.nasa.gov/vital-signs/ice-sheets/?intent=121

Lamy, F., Winckler, G., Arz, H.W. et al. Five million years of Antarctic Circumpolar Current strength variability. Nature 627, 789–796 (2024). https://doi.org/10.1038/s41586-024-07143-3

Shi, JR., Talley, L.D., Xie, SP. et al. Ocean warming and accelerating Southern Ocean zonal flow. Nat. Clim. Chang. 11, 1090–1097 (2021). https://doi.org/10.1038/s41558-021-01212-5

https://scripps.ucsd.edu/research/climate-change-resources/faq-climate-change-polar-regions

https://arctic.noaa.gov/Report-Card/Report-Card-2019/

Steig, E., Schneider, D., Rutherford, S. et al. Warming of the Antarctic ice-sheet surface since the 1957 International Geophysical Year. Nature 457, 459–462 (2009). https://doi.org/10.1038/nature07669