{"id":"d4c69e7f-eb88-4555-845a-1638fd8ca9d3","title":"北半球湖冰物候数据集（1978-2018）","title_en":"The lake ice phenology dataset of the Northern Hemisphere (1978-2018)","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":"数据为文本数据，包含200个湖泊2002-2018年湖泊开始冻结日期、完全冻结日期、开始融化日期、完全融化日期的记录","description":"湖冰物候是描述湖冰覆盖的季节性循环特征，湖冰物候的变化是碳、水和能量过程研究中的重要内容，也是气候变化的敏感因子之一。本数据集是基于被动微波反演的湖冰物候，包含青藏高原与北半球高纬度地区200个湖泊2002-2018年的湖冰物候（含湖泊开始冻结日期、完全冻结日期、开始融化日期、完全融化日期），部分湖泊可以延伸至1978年。该数据与同时期MODIS监测结果验证表明二者的判读误差为2-4天。用户可利用此数据开展北半球气候变化研究。","doi":"10.11888/Meteoro.tpdc.270981","projection":null,"language":"zh","share_type":"online","east":180.0,"west":0.0,"south":26.0,"north":90.0,"scale":null,"crs":null,"filesize":0.26,"share_policy":"a","ts_created":"2019-07-04T13:19:24.608771+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-11-02T16:10:23.630469+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[10,11],"specials":["1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe"],"cite":null,"review_status":5,"review_invite":[],"review_editor":{"id":21057,"last_login":"2022-04-02T11:43:37.753860+08:00","username":"gecm","email":"gechm@lzb.ac.cn","is_active":true,"is_staff":true,"user_name":"盖春梅"},"data_sources":"","temporal_resolution":"Yearly","spatial_resolution":"km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"d4c69e7f-eb88-4555-845a-1638fd8ca9d3","three_pole":"XDA19070201","third_pole":null},"username":"邱玉宝","review_time":"2019-07-04T13:53:35.189807+08:00","protected_duration":24,"protected_describe":null,"is_important":false,"hit_count":2527}