{"id":"f7d3323a-72ae-4f15-b8a3-6ab197543b98","title":"加拿大Mt. Logan冰芯氧同位素数据（1736-1987）","title_en":"Oxygen isotope data in Mt. Logan, Canada (1736-1987)","serial":"地球大数据科学工程专项时空三极环境项目","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":"","description":"大多数仪器气候记录的长度相对较短，限制了对气候变化的研究，因此有必要借助代理数据将记录延续到过去。直到20世纪40年代后期，才有了足够质量和空间分辨率的大气数据来确定气候变化的主要模式，如北美太平洋模式和太平洋年代际振荡。全球冰芯除了分布在南北两极以及第三极，阿拉斯加也有山地冰川分布，在该区域获得的冰芯数据，对于揭示北美地区气候，对于揭示低纬度与高纬度北极地区气候变化具有主要的意义。\n各变量的物理意义：\n第一列：时间；第二列：积累率数据；第三列：氧同位素数据值","doi":"10.11888/Glacio.tpdc.270892","projection":null,"language":"zh","share_type":"online","east":60.0,"west":140.0,"south":60.58,"north":65.0,"scale":null,"crs":null,"filesize":100.0,"share_policy":"a","ts_created":"2018-02-18T05:01:06+08:00","doi_type":"","ts_updated":"2021-04-19T22:40:57.327849+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":"xlsx","project":[10,11],"specials":["5f218875-5eed-4939-8208-7bf54c573e42","1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe"],"cite":"Moore, G.W.K., G. Holdsworth, and K. Alverson. 2002. Climate change in the North Pacific region over the past three centuries. Nature 420(6914):401doi:10.1029/2011JD015921.","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":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"f7d3323a-72ae-4f15-b8a3-6ab197543b98","three_pole":"XDA19070103","third_pole":null},"username":"朱光熙","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":2937}