• ISSN 2097-1893
  • CN 10-1855/P
饶维龙,刘斌,唐河,汪秋昱,张岚,孙文科. 2025. 青藏高原地壳隆升的GNSS与GRACE联合研究进展. 地球与行星物理论评(中英文),56(1):26-44. DOI: 10.19975/j.dqyxx.2024-019
引用本文: 饶维龙,刘斌,唐河,汪秋昱,张岚,孙文科. 2025. 青藏高原地壳隆升的GNSS与GRACE联合研究进展. 地球与行星物理论评(中英文),56(1):26-44. DOI: 10.19975/j.dqyxx.2024-019
Rao W L, Liu B, Tang H, Wang Q Y, Zhang L, Sun W K. 2025. Progress in studies on crustal uplift of the Qinghai-Xizang Plateau based on GNSS and GRACE. Reviews of Geophysics and Planetary Physics, 56(1): 26-44 (in Chinese). DOI: 10.19975/j.dqyxx.2024-019
Citation: Rao W L, Liu B, Tang H, Wang Q Y, Zhang L, Sun W K. 2025. Progress in studies on crustal uplift of the Qinghai-Xizang Plateau based on GNSS and GRACE. Reviews of Geophysics and Planetary Physics, 56(1): 26-44 (in Chinese). DOI: 10.19975/j.dqyxx.2024-019

青藏高原地壳隆升的GNSS与GRACE联合研究进展

Progress in studies on crustal uplift of the Qinghai-Xizang Plateau based on GNSS and GRACE

  • 摘要: 作为世界屋脊,青藏高原现今的地壳隆升状态是地球科学的一个重要关注点,对其地壳运动的观测与动力机制分析是深入认识该问题的关键. 随着卫星大地测量的快速发展,以全球导航卫星系统(GNSS)和重力恢复与气候实验卫星(GRACE)为主的观测技术在青藏高原地球动力学研究中表现出巨大优势和潜力. GNSS给出了精细的三维地壳变形结果,GRACE提供了丰富的时变重力数据,前人已有效结合这两种资料对青藏高原地壳运动与固体物质迁移问题进行了充分研究,较系统地评估了高原地壳隆升现状. 因此,本文将综述当前联合GNSS与GRACE数据进行高原地壳隆升研究的科学进展,涉及到高原地壳位移场与时变重力场观测、负荷变形估算与构造变形提取、地壳厚度与Moho面深度变化反演等研究成果,本文还简单讨论分析青藏高原当前地壳隆升的环境背景与动力机制.

     

    Abstract: As the "Roof of the world", the current state of crustal uplift on the Qinghai-Xizang Plateau is a significant focus in Earth sciences due to its complex geodynamic environment and profound implications for regional and global climate, hydrology, and seismic activity. Understanding the mechanisms behind its uplift involves observing crustal movements and analyzing their dynamic processes in great detail. With the rapid development of satellite geodesy, observation technologies centered on the Global Navigation Satellite System (GNSS) and the Gravity Recovery and Climate Experiment (GRACE) have demonstrated remarkable advantages and potential in the geodynamic studies of the Qinghai-Xizang Plateau. GNSS provides highly detailed three-dimensional measurements of crustal deformation, enabling precise tracking of horizontal and vertical movements. Meanwhile, GRACE offers comprehensive time-varying gravity data, which is crucial for understanding mass redistribution within the Earth's crust and mantle. Previous research has effectively combined these two datasets to study the intricate processes of crustal movements and solid mass migration on the Qinghai-Xizang Plateau. This integrated approach has yielded quantitative results of vertical crustal movement, allowing for a systematic evaluation of the current state of uplift. The combination of GNSS and GRACE data has enabled researchers to delve deeper into the mechanisms driving the uplift, providing insights into the interaction between tectonic forces and surface processes. Therefore, this paper aims to review the scientific progress made in studying plateau crustal uplift by integrating GNSS and GRACE data. It will cover various aspects such as the observation of the plateau's crustal displacement field and time-varying gravity field, the estimation of load deformation and the extraction of tectonic deformation, and the inversion of changes in crustal thickness and the depth of the Moho interface. These research findings offer a comprehensive understanding of the geodynamic processes. Furthermore, the paper will briefly discuss the environmental background and dynamic mechanisms underlying the current crustal uplift of the Qinghai-Xizang Plateau.

     

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