Sea level rise contribution from polar ice sheets: A model study
编号:179 访问权限:仅限参会人 更新:2024-12-31 23:54:45 浏览:192次 口头报告

报告开始:2025年01月16日 13:45(Asia/Shanghai)

报告时间:15min

所在会场:[S23] Session 23-Sea Level Rise: Understanding, Observing, and Modelling [S23-2] Sea Level Rise: Understanding, Observing, and Modelling

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摘要
Predicting sea level rise is critical for understanding the long-term impacts of climate change, and ice sheet models play a pivotal role in these predictions. This abstract outlines the use of ice sheet models to estimate future sea level rise, focusing on the dynamics of polar ice sheets, including Greenland and Antarctica, which hold the majority of Earth's freshwater ice. Ice sheet models simulate processes such as surface melt, ice flow, and basal melting, driven by climate variables like temperature and precipitation. These models incorporate physical mechanisms like ice shelf collapse, grounding line migration, and ice-ocean interactions to capture the nonlinear responses of ice sheets to global warming. By integrating ice sheet models with global climate models, researchers can project various sea level rise scenarios based on future greenhouse gas emissions. The uncertainties in these models stem from limited observational data and the complexity of ice sheet behavior, particularly around tipping points and feedbacks. Nonetheless, ice sheet modeling provides critical insights for policymakers and coastal communities to prepare for the potential long-term impacts of rising sea levels.
关键词
SLR, ice sheet, model
报告人
Tong Zhang
Associate Professor Beijing Normal University

稿件作者
Tong Zhang Beijing Normal University
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重要日期
  • 会议日期

    01月13日

    2025

    01月17日

    2025

  • 09月27日 2024

    初稿截稿日期

  • 01月17日 2025

    注册截止日期

主办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
承办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
Department of Earth Sciences, National Natural Science Foundation of China
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