{"id":"8aa08787-4e68-4095-8412-e5d57aadad8a","title":"中国北方过去5000年定量温度和季风降水数据集","title_en":"Quantitative temperature and monsoon precipitation data sets for the past 5000 years in northern China","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":"数据以论文名称命名，可用WPS或Excel等软件进行查看和编辑。","description":"该研究选取中国北方黄土高原地区六盘山北联池，基于甘油二烷基甘油四醚酯（GDGTs）指标，利用全球湖泊表层沉积物GDGTs数据经再分析建立的拟合方程，定量重建了中国北方过去5000年以来高分辨率（~30yr）的暖季温度变化序列。过去5000年中国北方温度的整体呈下降趋势，其中3000 BC-200 AD 温度缓慢下降~0.5摄氏度，200 AD之后快速下降~4摄氏度，并伴随着4次2-3摄氏度降温千百年尺度冷事件。同时利用同一钻孔沉积物中单体氢同位素重建了中晚全新世以来季风降水变化，过去5000年中国北方季风降水整理呈下降趋势，并伴随着3次明显的百年尺度强降水-干旱波动。","doi":"https://doi.org/10.1016/j.quascirev.2021.106819","projection":"","language":"zh","share_type":"online","east":106.17,"west":106.17,"south":35.73,"north":35.73,"scale":null,"crs":null,"filesize":0.02,"share_policy":"a","ts_created":"2021-06-14T14:43:48.468632+08:00","doi_type":"沿用数据已有DOI","ts_updated":"2021-06-21T09:48:29.874473+08:00","time_description":"过去5000年来","datas_group":3,"time_description_en":"Over the past 5000 years","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[],"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":"10 year < x < 100 year","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"8aa08787-4e68-4095-8412-e5d57aadad8a","three_pole":null,"third_pole":"XDA2009000004"},"username":"赵成","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":2165}