{"id":"609cfe4b-3ed0-443d-812f-b241eef0c291","title":"中亚地区荒漠化（土地沙化、盐渍化和植被退化）专题数据（2015）","title_en":"Thematic data on desertification (land desertification, salinization and vegetation degradation) in central Asia (2015)","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":"数据为标准shp/Geotiff文件格式，可以利用ArcGIS、MapGIS、ENVI、Erdas等遥感处理软件打开并编辑。","description":"中亚地区荒漠化（土地沙化、盐渍化和植被退化）专题数据主要包括：中亚地区沙化土地分布图、中亚地区盐渍化土地分布图和中亚地区土地植被退化分布图，空间分辨率为1km，时间分辨率为年。中亚地区盐渍化土地分布图将盐渍化土地分为了轻度、中度、重度和极重度盐渍化土地四类。中亚地区土地植被退化分布图将植被退化状况分为了显著改善、轻微改善、稳定或无植被、轻微退化和显著退化五类。数据由中国科学院新疆生态与地理研究所遥感与GIS重点实验室生产，生产费用由“中国科学院战略性先导科技专项XDA20030101资助”。","doi":"10.11888/Ecolo.tpdc.270359","projection":"","language":"zh","share_type":"online","east":87.88,"west":46.3,"south":34.5,"north":55.95,"scale":null,"crs":null,"filesize":48.0,"share_policy":"a","ts_created":"2019-01-21T21:27:37.031412+08:00","doi_type":"","ts_updated":"2021-04-19T14:38:11.172254+08:00","time_description":"2015","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"张扬建","username":"naqu3228","email":"zhangyj@igsnrr.ac.cn","is_cancel_expert":true}],"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":"","temporal_resolution":"Yearly","spatial_resolution":"km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"609cfe4b-3ed0-443d-812f-b241eef0c291","three_pole":null,"third_pole":"XDA20030101"},"username":"XDA20030101","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":2588}