国际重要湿地武汉沉湖碳汇量达12.55万吨
<section style="font-size: 17px; color: rgb(62, 62, 62); letter-spacing: 1px; line-height: 2; box-sizing: border-box; text-align: justify;"><section style="box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;">记者3日从湖北省地质调查院获悉，历经一年的调查，国际重要湿地武汉沉湖碳汇量调查结果出炉——达12.55万吨，碳汇价值约600万元(人民币，下同)。这是湖北省首次对湿地进行全面系统的碳汇调查研究。</p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p></section><section style="text-align: center; margin-top: 10px; margin-bottom: 10px; position: static; box-sizing: border-box;" powered-by="xiumi.us"><section style="max-width: 100%; vertical-align: middle; display: inline-block; line-height: 0; box-sizing: border-box;"></section></section><section style="box-sizing: border-box;" powered-by="xiumi.us"><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;">“千湖之省”湖北，拥有长江、汉江等交汇形成的中国最大的江河湖泊湿地复合生态系统。其中，武汉沉湖湿地2013年被列入国际重要湿地。沉湖湿地总面积115.79平方千米，由湖泊、河流、滩涂组成，有芦苇、苔草等优势水生植物，是地球上同一纬度湖泊群中唯一一处典型淡水湖泊和沼泽湿地。因其生态系统结构完整，生物多样性丰富，被誉为“湿地水禽遗传基因保存库”。</p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;">2021年10月，湖北省地质调查院建设沉湖湿地碳汇综合监测站，对湖泊湿地生态系统进行碳收支监测，同时在丰水期、平水期、枯水期对沉湖湿地的地表水、地下水、土壤等生态环境质量开展定期定点采样监测。</p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;">据测算，沉湖湿地总碳汇量约12.55万吨。其中，13平方千米的芦苇、苔类等植物年碳汇量约为2.39万吨，土壤碳贮藏量达9.15万吨，湖泊沉积物年固碳量达6000吨，水体溶存量约为701吨，生态系统吸收二氧化碳约为3400吨。据近期碳排放权交易价格估算，沉湖湿地碳汇价值为600万元。</p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;">沉湖湿地自然保护区管理局相关负责人表示，未来，沉湖湿地将展开长期碳收支监测，为挖掘湿地“绿色价值”和中国碳中和目标的实现作出贡献。</p><p style="white-space: normal; margin-top: 0px; margin-bottom: 0px; padding: 0px; box-sizing: border-box;"><br style="box-sizing: border-box;"/></p></section></section><section style="overflow-wrap: break-word; max-width: 100%; color: rgb(67, 74, 84); font-family: -apple-system-font, Helvetica, PingFang SC, Hiragino Sans GB, Arial, Microsoft YaHei; letter-spacing: 1px; white-space: normal; background-color: rgb(255, 255, 255); box-sizing: border-box; margin-bottom: 0px;"><section powered-by="xiumi.us" style="overflow-wrap: break-word; max-width: 100%; margin-top: 0.5em; margin-bottom: 0.5em; box-sizing: border-box;"><section style="overflow-wrap: break-word; max-width: 100%; height: 1px; background-color: rgb(160, 160, 160); 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