1. Resolving controversies surrounding carbon sinks from carbonate weathering.
- Author
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Bai, Xiaoyong, Zhang, Sirui, Smith, Pete, Li, Chaojun, Xiong, Lian, Du, Chaochao, Xue, Yingying, Li, Zilin, Long, Mingkang, Li, Minghui, Zhang, Xiaoyun, Yang, Shu, Luo, Qing, and Shen, Xiaoqian
- Subjects
CARBON cycle ,CARBON offsetting ,WEATHERING ,CARBONATES ,CARBONATE minerals - Abstract
The importance of carbonate weathering carbon sinks (CCSs) is almost equal to that of vegetation photosynthesis in the global carbon cycle. However, CCSs have become controversial in formulating carbon neutral policies to deal with global climate problems in various countries, since the carbonate dissolution is reversible. In order to address these controversies, we reviewed recent advances in understanding CCSs and examined the outstanding controversies surrounding them. We have analyzed the five controversies, revealing the existence of CCSs, quantifying their magnitude, clarifying their spatiotemporal pattern, and documenting how they have increased and how they evolved under the background of global change. By addressing these five controversies, we help to bring clarity to the role of CCSs in the carbon cycle of global terrestrial ecosystems. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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