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Resonance between projected Tibetan Plateau surface darkening and Arctic climate change.
Tang, Shuchang; Piao, Shilong; Holland, David M; Kan, Fei; Wang, Tao; Yao, Tandong; Li, Xichen.
Afiliación
  • Tang S; Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Piao S; Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China; State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100085,
  • Holland DM; Courant Institute of Mathematical Sciences, New York University, New York, NY 0711, USA.
  • Kan F; Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
  • Wang T; State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100085, China.
  • Yao T; State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100085, China.
  • Li X; Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029, China. Electronic address: lixichen@mail.iap.ac.cn.
Sci Bull (Beijing) ; 69(3): 367-374, 2024 Feb 15.
Article en En | MEDLINE | ID: mdl-38105165
ABSTRACT
The Tibetan Plateau (TP) exerts a profound influence on global climate over million-year timescales due to its past uplift. However, whether the ongoing climate changes over the TP, particularly the persistent reduction in its local albedo (referred to as "TP surface darkening"), can exert global impacts remains elusive. In this study, a state-of-the-art coupled land-atmosphere global climate model has been employed to scrutinize the impact of TP darkening on polar climate changes. Results indicate that the projected TP darkening has the potential to generate a stationary Rossby wave train, thereby modulating the atmospheric circulation in the high-latitudes of the Northern Hemisphere and instigating a dipole-like surface air temperature anomaly pattern around the Arctic region. An additional experiment suggests that the projected Arctic warming may in return warm the TP, thus forming a bi-directional linkage between these two climate systems. Given their association with vast ice reservoirs, the elucidation of this mechanism in our study is crucial in advancing our comprehension of Earth system climate projections.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Sci Bull (Beijing) Año: 2024 Tipo del documento: Article País de afiliación: China Pais de publicación: Países Bajos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Sci Bull (Beijing) Año: 2024 Tipo del documento: Article País de afiliación: China Pais de publicación: Países Bajos