{"id":"03b212ed-a416-41cc-80bf-2683f10d8a39","title":"念青唐古拉山西段冰湖数据(1970s-2018)","title_en":"Data on glacial lakes in the western Nyainqentanglha range (1970s-2018)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"文件命名：Glacial_lake_WNT_年份.shp\n数据读取方式：ArcGIS 文件格式\n投影坐标系：Albers Conical Equal Area","description":"利用长时间序列Landsat遥感数据(1976年的KH-9数据为辅助数据)，人工目视解译获取了念青唐古拉山西段近40年(1970s-2018)共5期冰湖数据，对大于0.0036平方千米的冰湖从类型、规模、海拔、流域4个方面的变化特征进行了详细分析。研究发现，念青唐古拉山西段冰湖持续扩张，数量从1976年的192个增加到2018年的299个，增加了107个(+56%)，相应地总面积由原来的6.75±0.13平方千米扩张到9.12±0.13平方千米，增加了2.37平方千米 (+35%)；冰湖的类型正发生明显的变化；较小规模的冰湖变化较快；冰湖的扩张正向更高海拔发展。","doi":"doi:10.1016/j.scitotenv.2020.139607","projection":"Albers","language":"zh","share_type":"online","east":91.6,"west":89.8,"south":29.8,"north":31.0,"scale":null,"crs":null,"filesize":0.93,"share_policy":"a","ts_created":"2020-10-25T00:00:00+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-04-20T00:12:41.283693+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"王磊","username":"wangshenglei98","email":"wanglei@itpcas.ac.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"1 year < x < 10 year","spatial_resolution":"10m - 100m","license":"Attribution 4.0 International (CC BY 4.0)","fund":[],"subtopics":{"metadata":"03b212ed-a416-41cc-80bf-2683f10d8a39","three_pole":null,"third_pole":null},"username":"罗玮","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":3440}