搜索结果: 121-135 共查到“知识库 水文地理学”相关记录520条 . 查询时间(6.439 秒)
Interannual variations of the terrestrial water storage in the Lower Ob' Basin from a multisatellite approach
terrestrial water storage Lower Ob' Basin multisatellite approach
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2010/12/22
Temporal variations of surface water volume over inundated areas of the Lower Ob' Basin in Siberia, one of the largest contributor of freshwater to the Arctic Ocean, are estimated using combined obser...
Streamflow trends in Europe: evidence from a dataset of near-natural catchments
Streamflow trends Europe dataset
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2010/12/22
Streamflow observations from near-natural catchments are of paramount importance for detection and attribution studies, evaluation of large-scale model simulations, and assessment of water management,...
Performance and reliability of multimodel hydrological ensemble simulations based on seventeen lumped models and a thousand catchments
multimodel hydrological ensemble simulations seventeen lumped models
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2010/12/22
This work investigates the added value of ensembles constructed from seventeen lumped hydrological models against their simple average counterparts. It is thus hypothesized that there is more informat...
Reference crop evapotranspiration derived from geo-stationary satellite imagery: a case study for the Fogera flood plain, NW-Ethiopia and the Jordan Valley, Jordan
Reference crop evapotranspiration geo-stationary satellite imagery
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2010/12/22
First results are shown of a project aiming to estimate daily values of reference crop evapotranspiration ET0 from geo-stationary satellite imagery. In particular, for Woreta, a site in the Ethiopian ...
Cross-evaluation of modelled and remotely sensed surface soil moisture with in situ data in southwestern France
surface soil moisture situ data southwestern France
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2010/12/22
The SMOSMANIA soil moisture network in Southwestern France is used to evaluate modelled and remotely sensed soil moisture products. The surface soil moisture (SSM) measured in situ at 5 cm permits to ...
科学时报 夏军研究员：面对水危机，科技界如何作为？
夏军 研究员 水危机
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2010/11/5
“突发洪水、持续干旱、水污染事件，水多了、水少了、水脏了。面对日益严峻的水危机问题，科技界、科学界应该怎么办？我们认为国际水组织之间需要就此加强相互合作。而且站在全球的角度，需要与全球水系统、其他大的计划相结合。”
Experimental investigation of the predictive capabilities of data driven modeling techniques in hydrology - Part 1: Concepts and methodology
Experimental investigation the predictive capabilities data driven modeling techniques
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2010/12/22
A comprehensive data driven modeling experiment is presented in a two-part paper. In this first part, an extensive data-driven modeling experiment is proposed. The most important concerns regarding th...
Improving runoff prediction through the assimilation of the ASCAT soil moisture product
Improving runoff prediction the ASCAT soil moisture product
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2010/12/22
The role and the importance of soil moisture for meteorological, agricultural and hydrological applications is widely known. Remote sensing offers the unique capability to monitor soil moisture over l...
Groundwater use for irrigation – a global inventory
Groundwater irrigation global inventory
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2010/12/22
Irrigation is the most important water use sector accounting for about 70% of the global freshwater withdrawals and 90% of consumptive water uses. While the extent of irrigation and related water uses...
Groundwater fluctuations in heterogeneous coastal leaky aquifer systems
Groundwater fluctuations heterogeneous coastal leaky aquifer systems
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2010/12/22
In the past, the coastal leaky aquifer system, including two aquifers and an aquitard between them, was commonly assumed to be homogeneous and of infinite extent in the horizontal direction. The leaky...
Climatology-based regional modelling of potential vegetation and average annual long-term runoff for Mesoamerica
Climatology-based regional modelling potential vegetation long-term runoff Mesoamerica
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2010/12/22
Mean annual cycles of runoff, evapotranspiration, leaf area index (LAI) and potential vegetation were modelled for Mesoamerica using the SVAT model MAPSS with different climatology datasets. We calibr...
热带气旋过境期间黑潮流轴变化的初步分析
热带气旋 黑潮流轴 吕宋海峡 中尺度涡
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2012/5/7
利用卫星高度计资料分析了热带气旋“艾碧”(Abe, 9315)、“贝姬”(Becky, 9316)、“莫拉克”(Morakot, 0309)和“茉莉”(Melor, 0319)对吕宋海峡及其附近海域黑潮流轴的影响。研究表明1)吕宋海峡附近海域黑潮流轴容易受到热带气旋的影响而发生一定的变化。2)在热带气旋的作用下, 黑潮流轴因中尺度涡的变异而变化; 当吕宋海峡东侧的暖涡西移时, 将使黑潮的流轴向西弯...
Wolf Creek Cold Regions Model Set-up, Parameterisation and Modelling Summary
Wolf Creek Cold Regions Model Set-up Parameterisation Modelling Summary
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2014/4/2
Wolf Creek Research Basin is in the Upper Yukon River Basin near Whitehorse, Yukon and is representative of headwaters in the northern Coast Mountains. It was established in 1993 to better develop nor...
Reading the bed morphology of a mountain stream:a geomorphometric study on high-resolution topographic data
bed morphology mountain stream geomorphometric study high-resolution topographic data
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2010/3/5
High-resolution topographic data expand the potential of quantitative analysis of the earth surface, improving the interpretation of geomorphic processes. In particular, the morphologies of the channe...
Spatial mapping of leaf area index using hyperspectral remote sensing for hydrological applications with a particular focus on canopy interception
Spatial mapping leaf area index hyperspectral remote sensing hydrological applications
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2010/3/5
The establishment of commercial forestry plantations in natural grassland vegetation, results in increased transpiration and interception which in turn, results in a streamflow reduction. Methods to q...