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基于GIS与RS的山东森林火险因子及火险区划
Authors
周利霞
孙治军
张华
黄宝华
Publication date
1 January 2015
Publisher
Abstract
森林火灾是山东森林地区严重的环境问题之一。本研究采用山东2001—2010年MOD14A1每日1 km温度异常/火L3级产品与地形、植被、天气、人为和可访问性数据,分析评估了火灾发生原因;收集了林火发生/未发生相关的15个解释变量的空间数据,利用二项Logistic回归模型估计了解释变量的函数与林火存在的概率。结果表明,高火险区域主要集中在黄河三角洲、鲁西北平原,包括德州、菏泽、济宁、枣庄南部、临沂东南部;中火险主要在聊城、滨州、济南北部、淄博北部、潍坊东部、泰安、日照和青岛大部分地区(包括蒙山林区、沂山林区、五莲山林区、徂徕山林区、尼山林区、泰莱林区);低火险主要集中在济南南部、淄博南部、莱..
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Last time updated on 24/06/2021