{"id":"43562bb4-2b61-40ac-bfd4-59900154cb5e","title":"“一带一路”区域34个关键节点极端干旱时空变化状态数据集（2014-2015/300m）","title_en":"One belt, one road area, 34 key nodes, extreme drought, spatio-temporal change state data set (2014-2015 /300m)","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":"数据格式：TIFF；\n数据命名：数据共包含34个\"XX.tiff\"文件，其中，XX为关键节点名；\n数据填充值：-1\n空间分辨率：300m；\n坐标系统：WGS84","description":"本数据目标是围绕“一带一路”沿线关键节点区域气候变化相关环境问题，选择34个关键节点（重要城市，重大工程、港口和工业园区）区域的极端干旱气候事件，开展极端干旱的风险评估，支撑绿色“一带一路”建设空间路线图的研究，服务于绿色“一带一路”建设。本数据利用极端干旱风险评估指标体系对“一带一路”区域内34个关键节点的极端干旱风险进行了评估，评估结果时间分辨率为月，空间分辨率为300米。为了便于对极端干旱风险指数进行分析，特计算了2014至2015年间逐月的干旱风险指数在每个像元尺度的线性回归方程的斜率，用来表示极端干旱的时间变化特征（大于0表示干旱加剧，小于0表示干旱缓解）。同时，由于是对逐个像元进行时间变化速率计算，因此也能够在区域尺度上反映极端干旱的空间差异性。","doi":"10.11888/Disas.tpdc.271184","projection":"","language":"zh","share_type":"online","east":180.0,"west":-20.0,"south":0.0,"north":60.0,"scale":null,"crs":null,"filesize":117.0,"share_policy":"a","ts_created":"2020-12-28T15:05:50.439025+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-04-19T10:55:53.399962+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":"陈莹莹","username":"陈莹莹","email":"chenyy@itpcas.ac.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":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[6],"subtopics":{"metadata":"43562bb4-2b61-40ac-bfd4-59900154cb5e","three_pole":null,"third_pole":"XDA20030302"},"username":"XDA20030302","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":815}