摘要
以乐山市2010—2020年的Landsat卫星影像为数据源,基于ENVI 5.3和ArcGIS 10.2软件,研究乐山市10年间土地变化情况。结果表明:乐山市土地利用变化显著,耕地面积显著减少;森林和建设用地面积显著增加;植树造林和人口城镇化是最显著的驱动因素,耕地保护和土地复垦应受到重视。
Landsat images of Leshan city from 2010—2020 were used as the data source,based on ENVI 5.3 and ArcGIS 10.2 software,to study the land changes in Leshan city during 10 years.The results show that land use changes in Leshan city are significant,with a significant decrease in the area of arable land;a significant increase in the area of forests and construction land;afforestation and population urbanization are the most significant driving factors,and arable land protection and land reclamation should be paid attention to.
作者
王炜
罗兵
郑新如
吴淑莹
谢小国
WANG Wei;LUO Bing;ZHENG Xinru;WU Shuying;XIE Xiaoguo(Sichuan Geological Survey and Research Institute;Sichuan Huadi Building Engineering Co.,Ltd.;Sichuan Geological Environment Survey and Research Center,Chengdu 610081,China)
出处
《中国资源综合利用》
2024年第6期113-115,共3页
China Resources Comprehensive Utilization
关键词
耕地保护
土地利用变化
乐山市
cultivated land protection
land use change
Leshan city
