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11篇 您的检索式:作者名="Leung Ruby"
    题名 作者 年代 出处 被引量
1黄河流域未来气候-水文变化的模拟研究显示文摘将大尺度半分布式水文模型VIC应用到黄河上中游流域(花园口水文断面以上),并利用区域气候模式RegCM4.0单向嵌套全球气候模式BCC_CSM1.1,动力降尺度到黄河流域的模拟结果驱动VIC模型,开展在新的典型浓度路径下(RCP4.5和RCP8.5)黄河流域未来气候和水文变化的离线模拟。模拟结果显示,在RCP4.5和RCP8.5排放情景下,黄河流域21世纪平均地表气温相对于1971—2000年均呈显著上升趋势,2019—2048年上升1.2—1.5℃,2069—2098年上升2.19—3.9℃。未来年平均降水量有微弱的增大,2019—2048年增幅为6%左右,2069—2098年增幅为1.4%—5.6%。未来蒸发量增大明显,2069—2098年年平均蒸发量最大可增加9.6%。2019—2048年花园口水文站的年平均径流量增大3.4%—7.4%,2069—2098年年平均径流量转为减少,减幅为3.3%—5.3%。黄河上游地区未来气候和水文变化趋势与黄河流域基本一致,但未来年径流量变幅低于黄河流域,相对比较稳定。康丽莉 LEUNG L Ruby 柳春 王守荣 2015气象学报2015,73,2:13
2近年中国夏季降水变化特征分析显示文摘利用台站观测资料和卫星观测换算资料,分析了近年(2002-2004年)中国夏季日内降水量变化统计学特征, 其结果是较为一致的。对于东部大部分地区,日内最强降水易出现在下午到傍晚,对于西部大部分地区易出现在夜晚到清晨。夏季降水以对流降水为主,降水大的地区对应潜热通量也大。由于受观测资料的限制,计算结果有待更多的观测资料来验证。赵宗慈 Leung Ruby 钱云 2005气候变化研究进展2005,1,1:9
3Projected changes in mean and interannual variability of surface water over continental China显示文摘Five General Circulation Model(GCM) climate projections under the RCP8.5 emission scenario were used to drive the Variable Infiltration Capacity(VIC) hydrologic model to investigate the impacts of climate change on hydrologic cycle over continental China in the 21 st century. The bias-corrected climatic variables were generated for the Fifth Assessment Report of the Intergovernmental Panel on Climate Change(IPCC AR5) by the Inter-Sectoral Impact Model Intercomparison Project(ISIMIP). Results showed much larger fractional changes of annual mean Evapotranspiration(ET) per unit warming than the corresponding fractional changes of Precipitation(P) per unit warming across the country, especially for South China, which led to a notable decrease of surface water variability(P-E). Specifically, negative trends for annual mean runoff up to -0.33%/ year and soil moisture trends varying between -0.02% to -0.13%/year were found for most river basins across China. Coincidentally, interannual variability for both runoff and soil moisture exhibited significant positive trends for almost all river basins across China, implying an increase in extremes relative to the mean conditions. Noticeably, the largest positive trends for runoff variability and soil moisture variability, which were up to 0.41%/year and 0.90%/year, both occurred in Southwest China. In addition to the regional contrast, intra-seasonal variation was also large for the runoff mean and runoff variability changes, but small for the soil moisture mean and variability changes. Our results suggest that future climate change could further exacerbate existing water-related risks(e.g., floods and droughts) across China as indicated by the marked decrease of surface water amounts combined with a steady increase of interannual variability throughout the 21 st century. This study highlights the regional contrast and intra-seasonal variations for the projected hydrologic changes and could provide a multi-scale guidance for assessing effective adaptation strategies for China on a river basin, regional, or as a whole.LENG GuoYong TANG QiuHong HUANG MaoYi HONG Yang Leung L RUBY 2015Science China Earth Sciences2015,58,5:4
4A subgrid parameterization of orographic precipitation显示文摘L. Ruby Leung S. J. Ghan 1995Theoretical and Applied Climatology (-)1995,,1:1
5Mid-Century Ensemble Regional Climate Change Scenarios for the Western United States显示文摘L. Ruby Leung Yun Qian Xindi Bian Warren M. Washington Jongil Han John O. Roads 2004Climatic Change (-)2004,,1:1
6Potential Impacts of the Arctic on Interannual and Interdecadal Summer Precipitation over China显示文摘Li Yuefeng Leung L Ruby 2013Journal of Climate2013,,3:1
7Light rain events change over North America, Europe, and Asia for 1973--2009 显示文摘Qian Yun Gong Daoyi Leung Ruby 2010Geophysical Research Letters2010,11,4:1
8Mid-Century Ensemble Regional Climate Change Scenarios for the Western United States显示文摘L. Ruby Leung Yun Qian Xindi Bian Warren M. Washington Jongil Han John O. Roads 2004Climatic Change (-)2004,,1:1
9Regional climate model projections for the State of Washington显示文摘Eric P. Salathé L. Ruby Leung Yun Qian Yongxin Zhang 2010Climatic Change2010,,1:1
10Incremental Predictive Value of Sarcopenia for Incident Fracture in an Elderly Chinese Cohort; Results From MrOs (Hong Kong)显示文摘Ruby Yu Jason Leung Jean Woo 2014Journal of the American Medical Directors Association2014,,:1
11Mid-century ensemble regional climate change scenarios for the western United States 显示文摘Leung L Ruby Qian Yun Bian Xindi 2004Climatic Change2004,62,1:1
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