国外湿地生态系统碳循环研究进展

被引：44

作者：

栾军伟

崔丽娟

宋洪涛

王义飞

机构：

[1] 中国林业科学研究院湿地研究所

来源：

湿地科学 | 2012年 / 10卷 / 02期

关键词：

湿地; 碳源; 碳汇; 甲烷; 气候变化; 人类活动;

D O I：

10.13248/j.cnki.wetlandsci.2012.02.018

中图分类号：

Q14 [生态学（生物生态学）];

学科分类号：

071012 ; 0713 ;

摘要：

在全球变化背景下,面对湿地生态系统是否能维持其碳汇功能等问题,在以下几方面进行了讨论:当前湿地生态系统碳源与碳汇评估中存在的问题;湿地碳源与碳汇功能时空格局变异最新研究进展;影响湿地甲烷排放的因素;湿地碳循环过程对全球变暖的响应模式;湿地生态系统碳循环模拟。认为当前对湿地生态系统碳循环认识的局限性,是导致碳循环成为全球变暖互馈机制中不确定性的主要原因之一。针对中国当前湿地生态系统碳循环研究的特点,提出了中国未来湿地生态系统碳循环研究的焦点问题,即如何在气候变化及人类活动双重影响下,维持中国湿地生态系统现有碳储存库的功能,以及如何提高已退化湿地的固碳功能及潜力。

引用

页码：235 / 242

页数：8

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