{"id":"ca745707-dc4a-460b-bb3f-32784fc80293","title":"三极冰芯数据集（1968-2015）","title_en":"The Ice-core Dataset in Three Pole (1968-2015)","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":"采用Microsoft Office自带的Access数据库管理系统建立冰芯数据库。按照南极、北极、格林兰岛、第三极，分成四个子数据库，打开每个数据库中第一个表为readme，该表包含每个数据表信息及参考文献。","description":"三极冰芯数据主要来源于美国国家海洋与大气局（NOAA： National Oceanic and Atmospheric Administration, https://www.ncdc.noaa.gov/data-access/paleoclimatology-data/datasets/ice-core ）。原始数据主要是文本格式，由相关单位与研究人员志愿提供。数据主要包含了氧同位素、温室气体浓度、冰芯年龄、等原始观测数据，也包含研究者根据观测数据生产的历史气温、二氧化碳浓度、甲烷浓度等。数据主要分为南极、北极、格陵兰岛及第三极区域。数据库包含打钻地址、时间、衍生产品、对应观测站点数据、参考文献等要素。衍生产品包含产品名称、类型、时间等要素。空间位置分为南极、北极、第三极，包含阿拉斯加、加拿大、俄罗斯、格陵兰岛等地区。对收集的数据通过整理与后处理后，采用Microsoft Office自带的Access数据库管理系统建立冰芯数据库。按照南极、北极、格林兰岛、第三极，分成四个子数据库，打开每个数据库中第一个表为readme，该表包含每个数据表信息及参考文献。","doi":"10.11888/Paleoenv.tpdc.270295","projection":"WGS84","language":"zh","share_type":"online","east":180.0,"west":-180.0,"south":-90.0,"north":90.0,"scale":1,"crs":null,"filesize":425.0,"share_policy":null,"ts_created":"2019-11-11T00:46:26.331673+08:00","doi_type":null,"ts_updated":"2021-04-19T18:03:32.018967+08:00","time_description":"100万年来","datas_group":3,"time_description_en":null,"data_format":null,"project":[10,11],"specials":["b4b306da-eab1-47ef-ae5d-be2556298efd","5f218875-5eed-4939-8208-7bf54c573e42","1832ecb3-70d0-4b5e-bdb5-2e9ff4ad1efe"],"cite":null,"review_status":5,"review_invite":[{"user_name":"叶庆华","username":"叶庆华","email":"yeqh@itpcas.ac.cn","is_cancel_expert":true}],"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":null,"temporal_resolution":"Yearly","spatial_resolution":"100km - 1000km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[5],"subtopics":{"metadata":"ca745707-dc4a-460b-bb3f-32784fc80293","three_pole":"XDA19070104","third_pole":null},"username":"叶爱中","review_time":"2019-11-12T01:48:54.228927+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":4820}