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Balaguru, Karthik; Foltz, Gregory R.; Leung, L. Ruby; Kaplan, John; Xu, Wenwei; Reul, Nicolas; Chapron, Bertrand. |
We show the importance of salinity for rapidly intensifying Atlantic tropical cyclones and demonstrate the potential for improved prediction of rapid intensification through the inclusion of salinity. Tropical Cyclone (TC) rapid intensification (RI) is difficult to predict and poses a formidable threat to coastal populations. A warm upper ocean is well-known to favor RI, but the role of ocean salinity is less clear. This study shows a strong inverse relationship between salinity and TC RI in the eastern Caribbean and western tropical Atlantic due to near-surface freshening from the Amazon-Orinoco River system. In this region, rapidly intensifying TCs induce a much stronger surface enthalpy flux compared to more weakly intensifying storms, in part due to a... |
Tipo: Text |
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Ano: 2020 |
URL: https://archimer.ifremer.fr/doc/00620/73216/72414.pdf |
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