湿地生态系统碳循环是陆地碳循环研究中的重要组成部分，对全球变化具有重要意义。随着全球气候变暖问题研究的深入，碳通量研究逐渐成为全球变化研究的核心内容之一。文章阐述了湿地生态系统CO2交换量的研究方法与最新进展，然后提出问题与展望。%As an important component of the terrestrial carbon cycle, carbon recycling in the wetland ecosystem plays a crucial role in global change. With the further research of global warming problem, carbon flux study is increasingly becoming one of the core contents of global change. The paper expounds the CO2 exchange research method and the latest progress , finally prospects of the research is predicted.
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