{"id":"b09a2b6b-591a-4456-a7c2-d838bac7e1d2","title":"泛第三极生态系统生产力数据集","title_en":"The ecosystem productivity of Pan Third Pole","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":"生产力数据以图像格式存储，文件的名称为“NPP_yyyy.tif”，其中yyyy代表年。\n数据读取方式：该数据集中的所有tif文件可以用Arcgis打开","description":"泛第三极是全球变化的敏感地区，其增温速率为全球的2倍以上，并且受到了西风和季风协同作用的影响。该地区植被如何响应气候变化，将深刻的影响区域生态安全。然而现有产品对泛第三极地区生态系统净初级生产力（NPP）的估算仍旧存在较大的不确定性。为此，本产品结合多源遥感数据，包括AVHRR NDVI，MODIS 反射率数据，多种气候变量（温度、降水、辐射、VPD）以及大量野外实测数据，利用机器学习算法，反演获得了泛第三极生态系统净初级生产力。","doi":"10.11888/Ecolo.tpdc.270442","projection":"","language":"zh","share_type":"online","east":105.0,"west":0.0,"south":20.0,"north":55.0,"scale":null,"crs":null,"filesize":918.0,"share_policy":"a","ts_created":"2020-01-24T03:37:50.693727+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T17:35:40.910900+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":["f2a78cde-1c98-4241-94dc-7532eba32b80"],"cite":null,"review_status":5,"review_invite":[{"user_name":"陈彬","username":"chenb","email":"chenb@bnu.edu.cn","is_cancel_expert":false}],"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":"Yearly","spatial_resolution":"10km - 100km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"b09a2b6b-591a-4456-a7c2-d838bac7e1d2","three_pole":null,"third_pole":"XDA20050101"},"username":"XDA20050101","review_time":"2020-01-24T04:27:59.682672+08:00","protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":2125}