{"id":"acadff94-c215-4740-bd73-03afb3976c1f","title":"南极半岛亚历山大岛30m冰面融水数据集（2000-2019）","title_en":"Surface meltwater dataset at 30-m resolutionform Alexander Island in the Antarctic Peninsula （2000-2019）","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：冰面融水数据以矢量和栅格存储，文件的名称为“watermask_antarctic_xxx_yyy”，其中xxx代表研究区位置，yyy代表用来生成数据的影像名，比如\"watermask_antarctic_peninsula_LC08_L1GT_217111_20180120_20180206_01_T2\"就代表这个文件表示从Landsat8影像中获取的2018年1月20日南极半岛的冰面融水覆盖状况。","description":"近年来，随着南极冰盖消融的加速，在冰盖表面形成了大量冰面融水。深入理解南极冰盖冰面融水的时空间分布，掌握冰面融水动态变化，对于研究南极冰盖物质平衡具有重要意义。本数据集是基于Landsat影像提取的2000-2019年南极冰盖典型消融区（南极半岛亚历山大岛）30m冰面融水数据集。本数据集投影为极地方位投影，数据集格式为矢量（shp）和栅格（tif），时间集中在每年的12月至次年2月（南半球夏季）。","doi":"10.11888/Glacio.tpdc.270807","projection":"South_Pole_Stereographic","language":"zh","share_type":"online","east":-68.8,"west":-72.7,"south":-72.5,"north":-71.4,"scale":null,"crs":null,"filesize":1428.0,"share_policy":"a","ts_created":"2020-07-28T04:57:25.164932+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T17:02:01.980260+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"余武生","username":"isotope","email":"yuws@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":"Daily","spatial_resolution":"10m - 100m","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"acadff94-c215-4740-bd73-03afb3976c1f","three_pole":"XDA19070201","third_pole":null},"username":"邱玉宝","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":1792}