Shuitu Baochi Xuebao[目的] 丝绸之路经济带促进沿线各个国家和地区城市经济的快速发展,引起土地利用的深刻变化,研究该区域土地利用所引起的碳储量变化,对优化土地利用格局、实现双碳目标具有重要意义。[方法] 通过耦合PLUS-InVEST模型评估与预测21世纪海上丝绸之路中国沿线5个省市1980—2030年的土地利用碳储量情况,模拟多情景下土地利用碳储量时空特征,探究土地利用对碳储量影响。[结果] 50年间区域的耕地显著减少,建设用地显著增加,林地能够实现基本的动态平衡;50年间该区域的碳储量流失量巨大且流失速度不断加剧 ...
段炼 +5 more
doaj
Shuitu Baochi Xuebao目的探究土地利用生态风险与碳储量的关联性，以提高区域生态风险防范和固碳能力，从而有效指导环境管理政策的制定。方法利用景观格局指数、PLUS和InVEST模型，对自然发展、经济发展和生态保护情景下云南省土地利用生态风险和碳储量时空变化进行分析和预测。利用Spearman相关性分析和空间自相关分析探讨二者的关联特征。结果1) 云南省土地利用以林地为主，超过总面积的57%。2)2000—2020年云南省生态风险缓慢下降，较低和中风险面积超过50%，空间分布相对稳定，风险变化主要发生在相邻等级之间 ...
胥蕊, 朱大明, 王琳, 彭秋志
doaj
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