基于聚类分析的河北省自然灾害区划分

Clustering Analysis of Natural Disasters Distributions in Hebei Province

通过搜集各类灾害研究数据,运用聚类分析方法,对河北省进行自然灾害分区。结果显示,河北省自然灾害共分为六个区,即燕山山地丘陵灾害区(Ⅰ区),冀北山地盆地、坝上高原灾害区(Ⅱ区),滨海平原灾害区(Ⅲ区),太行山山麓北部平原灾害区(Ⅳ区),燕山山麓平原灾害区(Ⅴ区),太行山山麓南部平原灾害区(Ⅵ区)。在此基础上,针对不同区域的灾情特点提出相应的防灾减灾建议,以期积极防灾,最大限度降低灾后损失。

Because natural Disasters in Hebei province occur frequently,strengthening the prevention and controlling of natural disasters is an the important task to reduce disaster losses.All kinds of data of disaster studies were collected.Cluster analysis was used to divide natural disasters in Hebei province into six zones.Results showed that the six zones were Ⅰ Yanshan hilly disaster area,Ⅱ Mountain,Basin and Dam plateau in north Hebei disaster area,Ⅲ coastal plain disaster area,Ⅳ Taihang piedmont plains of northern disaster area,Ⅴ Yanshan piedmont plain disaster area,Ⅵ southern Taihang piedmont plain disaster area.For each individual zone,its corresponding proposals and disaster-prevention-reduction measures were proposed to take active precautions against natural calamities,and to minimize reduce losses after a disaster.