QQ客服 官方微博 反馈留言

浏览/检索结果: 共9条，第1-9条 帮助 限定条件 发表日期：2021     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Impacts of Export Restrictions on the Global Personal Protective Equipment Trade Network During COVID-19 期刊论文 ADVANCED THEORY AND SIMULATIONS, 2021, 页码: 9 作者:  Ye, Yang;  Zhang, Qingpeng;  Cao, Zhidong;  Chen, Frank Youhua;  Yan, Houmin 收藏  |  浏览/下载：48/0  |  提交时间：2021/12/28 coronavirus disease 2019  export restrictions  network  personal protective equipment  severe acute respiratory syndrome coronavirus 2   Drought occurrence and time-dominated variations in water use efficiency in an alpine meadow on the Tibetan Plateau 期刊论文 ECOHYDROLOGY, 2021, 页码: 15 作者:  Zhao, Tingting;  Zhang, Yangjian;  Zhang, Tao;  Xu, Mingjie;  Zhu, Juntao 收藏  |  浏览/下载：61/0  |  提交时间：2021/11/05 carbon and water cycles  drought  eddy covariance  evapotranspiration  grassland  gross ecosystem productivity  Tibet  water use efficiency   Re-calculation of responsibility distribution and spatiotemporal patterns of global production carbon emissions from the perspective of global value chain 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2021, 卷号: 773, 页码: 10 作者:  Zheng, Zhi 收藏  |  浏览/下载：70/0  |  提交时间：2021/07/09 Carbon dioxide emissions  Assignment of responsibility  Globalization  Global value chain  Spatiotemporal patterns   Spatiotemporal evolution and driving factors of global production networks: An analysis based on the input-output technique 期刊论文 JOURNAL OF GEOGRAPHICAL SCIENCES, 2021, 卷号: 31, 期号: 5, 页码: 641-663 作者:  Zheng Zhi;  Chen Wei;  Liang Yi;  Zhang Yajing 收藏  |  浏览/下载：28/0  |  提交时间：2021/08/19 input-output table  network analysis  evolution pattern  value-added decomposition  participation degree  indicator system   Trans-regional rice supply paradigm reveals unsustainable water use in China 期刊论文 WATER POLICY, 2021, 页码: 18 作者:  Wu, Liang;  Wang, Min;  Avishek, Kirti 收藏  |  浏览/下载：96/0  |  提交时间：2021/06/10 Food trade  Rainwater use efficiency  Rice supply  Sustainability  Water footprint   Multi-decadal trends in the tropical Pacific western boundary currents retrieved from historical hydrological observations 期刊论文 SCIENCE CHINA-EARTH SCIENCES, 2021, 页码: 11 作者:  Hu, Shijian;  Lu, Xi;  Li, Shihan;  Wang, Fan;  Guan, Cong 收藏  |  浏览/下载：69/0  |  提交时间：2021/04/14 Pacific  Western boundary current  Multi-decadal trend  Global variation  Hydrological observation   Mapping the global liquefied natural gas trade network: A perspective of maritime transportation 期刊论文 JOURNAL OF CLEANER PRODUCTION, 2021, 卷号: 283, 页码: 9 作者:  Peng, Peng;  Lu, Feng;  Cheng, Shifen;  Yang, Yu 收藏  |  浏览/下载：71/0  |  提交时间：2021/03/15 Liquefied natural gas trade  Vessel trajectory data  Complex network  Hub port  Trading community  Trade pattern   Wheat yield predictions at a county and field scale with deep learning, machine learning, and google earth engine 期刊论文 EUROPEAN JOURNAL OF AGRONOMY, 2021, 卷号: 123, 页码: 12 作者:  Cao, Juan;  Zhang, Zhao;  Luo, Yuchuan;  Zhang, Liangliang;  Zhang, Jing 收藏  |  浏览/下载：42/0  |  提交时间：2021/04/25 Winter wheat  Machine learning  Deep learning  Google earth engine (GEE)  Yield estimation   Simulated responses of global rice trade to variations in yield under climate change: Evidence from main rice-producing countries 期刊论文 JOURNAL OF CLEANER PRODUCTION, 2021, 卷号: 281, 页码: 8 作者:  Wu, Feng;  Wang, Yihan;  Liu, Yu;  Liu, Yawen;  Zhang, Yali 收藏  |  浏览/下载：58/0  |  提交时间：2021/03/15 Rice yield  Global trade pattern  Food security  1.5 degrees C scenario  meta-Analysis  GTAP model