本数据集基于ERA5-Land再分析数据，结合编程语言，分别提取处理，获得位于青海湖观测点的大气强迫变量。本数据集为青海湖地区的气候变化、湖冰演变、湖冰过程驱动冰下生态变化研究提供了基础数据，并为Flake等湖泊模式提供了驱动数据。
", "ds_source": "2023年1月27日-2023年3月10日青海湖观测点(lat=36°35′, lon = 100°29′)现场观测。
", "ds_process_way": "观测得到的各项数据，统一通过1小时平均处理溶解氧、叶绿素数据，通过1日平均处理溶解氧单位转换：由溶解氧ppm的单位转化可知，1ppm=4.2mg/L。
", "ds_quality": "溶解氧、叶绿素数据通过1日平均处理，获得逐日平均数据；本数据在获取处理各阶段均有专业人员负责、数据质量良好。
", "ds_acq_start_time": "2023-01-27 00:00:00", "ds_acq_end_time": "2023-03-10 00:00:00", "ds_acq_place": "青海湖", "ds_acq_lon_east": null, "ds_acq_lat_south": null, "ds_acq_lon_west": null, "ds_acq_lat_north": null, "ds_acq_alt_low": 3200.0, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 24021, "ds_files_count": 2, "ds_format": "", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "a6dc4c51-b11c-44cb-ae6c-ac429b04c63e.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "8078220d-03f2-49ae-b81f-ae7cb30adede", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.45" ], "quality_level": 3, "publish_time": "2024-02-27 09:22:11", "last_updated": "2024-02-27 09:26:22", "protected": false, "protected_to": "2026-02-27 00:00:00", "lang": "zh", "cstr": "11738.11.NCDC.ICETMP.DB4208.2024", "i18n": { "en": { "title": "Daily average data of chlorophyll and dissolved oxygen observation in Qinghai Lake (2023.1-2023.3)", "ds_format": "", "ds_source": "From 2023-01 to 2023-03,on site observation at Qinghai Lake point (lat=36°35′, lon = 100°29′)。
", "ds_quality": "Dissolved oxygen and chlorophyll data are processed through daily averaging to obtain daily average data;This data has been obtained and processed by professional personnel at all stages, and the data quality is well.
", "ds_ref_way": "", "ds_abstract": "This dataset is based on ERA5-Land reanalysis data, combined with programming language to extract and process atmospheric forcing variables located at observation points in Qinghai Lake. This dataset provides basic data for the study of climate change, lake ice evolutionand, and the evolution of subglacial ecology driven by lake ice process in the Qinghai Lake region, and provides driving data for lake models such as Flake.
", "ds_time_res": "日", "ds_acq_place": "Qinghai Lake", "ds_space_res": "", "ds_projection": "", "ds_process_way": "All observed data are uniformly processed by averaging over an hour.Dissolved oxygen and chlorophyll data, processed through daily averaging. Unit conversion of dissolved oxygen: According to the unit conversion of dissolved oxygen ppm, 1ppm=4.2mg/L.
", "ds_ref_instruction": "When using data, please clearly state the source of the data in the main text and cite the citation method provided in this metadata in the reference section." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "高原湖泊", "气象", "湖冰" ], "ds_subject_tags": [ "地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "青海湖" ], "ds_time_tags": [ 2023 ], "ds_contributors": [ { "true_name": "富翔", "email": "fuxiangXF@163.com", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "李志军", "email": "lizhijun@dlut.edu.cn", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "李春江", "email": "lichunjiang0405@mail.dlut.edu.cn", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "霍璞真", "email": "hpz_ice@163.com", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "陈书超", "email": "chenshuchao@mail.edu.cn", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "张晗", "email": "zhanghan2021@mail.dlut.edu.cn", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "杨柳依依", "email": "yangliuyiyi21@mails.ucas.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "文莉娟", "email": "wlj@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "牛瑞佳", "email": "niuruijia20@mails.ucas.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "王梦晓", "email": "wangmengxiao@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "黄文峰", "email": "huangwenfeng@chd.edu.cn", "work_for": "长安大学水利与环境学院", "country": "中国" }, { "true_name": "赵雯", "email": "zhaowen@chd.edu.cn", "work_for": "长安大学水利与环境学院", "country": "中国" }, { "true_name": "李明", "email": "2023029002@chd.edu.cn", "work_for": "长安大学水利与环境学院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "富翔", "email": "fuxiangXF@163.com", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" } ], "ds_managers": [ { "true_name": "富翔", "email": "fuxiangXF@163.com", "work_for": "大连理工大学海岸和近海工程国家重点实验室", "country": "中国" }, { "true_name": "文莉娟", "email": "wlj@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "生态" }