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Heavy rainfall drives one-third of nitrogen runoff, according to new study(图)
Heavy rainfall drives one-third nitrogen runoff according new study
2020/11/13
Heavy rain events that occur only a few days a year can account for up to one-third of the annual nitrogen runoff from farmland in the Mississippi River basin, according to a new study by Iowa St...
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Freshwater runoff from rivers brings more carbon, nutrients to Arctic Ocean(图)
Freshwater runoff rivers carbon nutrients Arctic Ocean
2020/4/17
A new study by National Science Foundation-funded researchers at the Woods Hole Oceanographic Institution and their colleagues found that freshwater runoff from rivers and continental s...
LAND USE, MICROCLIMATE, AND SURFACE RUNOFF LINKAGES: SPACE-TIME MODELING FROM ROKEL-SELI RIVER BASIN, SIERRA LEONE
Land use change microclimate surface hydrology open source geospatial Sierra Leone
2018/11/8
This study mainly utilized the Soil and Water Assessment Tool (SWAT) together with SWAT-CUP, both free and open source software (FOSS), to construct a distributed hydrologic flow model for the Rokel-S...
Rainfall-runoff risk characteristics of urban function zones in Beijing using the SCS-CN model
SCS-CN model urban function zone spatial cluster runoff risk
2018/4/9
Urbanization significantly increases the risk of urban flooding. Therefore, quantitative study of urban rainfall-runoff processes can provide a scientific basis for urban planning and management. In t...
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Harvey produced more than 13 trillion gallons of rain over southeast Texas, and that water is now flowing through the Gulf. The Texas Automated Buoy System, run by the Geochemical and Environmental Re...
Warmer temperatures cause decline in key runoff measure
Warmer temperatures decline runoff measure
2017/7/20
Since the mid-1980s, the percentage of precipitation that becomes streamflow in the Upper Rio Grande watershed has fallen more steeply than at any point in at least 445 years, according to a new study...
The influence of deforestation and anthropogenic activities on runoff generation
rainfall-runoff model forest sediment Iand use Talar watershed Iran
2018/3/6
In recent decades, due to rapid human population increases and in its results, destructive effects of anthropogenic
activities on natural resources have become a great challenge. Land use and vegetat...
EVALUATION OF RAINFALL-RUNOFF MODELS FOR MEDITERRANEAN SUBCATCHMENTS
Runoff PESERA hydrology Mediterranean
2016/11/30
The development and the application of rainfall-runoff models have been a corner-stone of hydrological research for many decades. The amount of rainfall and its intensity and variability control the g...
IMPROVEMENT OF RAINFALL-RUNOFF MODELS USING OPTICAL AND RADAR REMOTE SENSING DATA
ERS Data Soil Moisture Rainfall Land Cover Rainfall-run off Modeling GIS
2015/12/28
GIS are used for the rainfall-runoff model development and determining its parameters. GIS data comprise soil layer, topography including three dimensional data, and land cover data. Rainfall estimati...
A Distributed Flood Inundation Model Integrating with Rainfall-Runoff Processes Using GIS and Remote Sensing Data
Flood Inundation Flood Modelling Finite Difference Diffusion Wave SRTM
2015/12/18
Flood hazard is one of the most harmful disasters in the world, and it is significant to obtain information on flood characteristics for disaster mitigation as well as vulnerability assessment. This p...
ASSESSMENT OF RAINFALL-RUNOFF SIMULATION MODEL BASED ON SATELLITE ALGORITHM
Tamar station Simulation runoff satellite rainfall data Data-driven models Conceptual models Svr
2016/1/15
Simulation of rainfall-runoff process is one of the most important research fields in hydrology and water resources. Generally, the models used in this section are divided into two conceptual and data...
Geo-spatial Modeling of Runoff of Large Land Mass:Analysis Approach and Results for Major River Basins of India
Runoff Curve Number Overland Flow Remote Sensing GIS Rive Basin
2015/12/1
Soil Conservation Service (SCS) and overland flow models have been used for runoff modeling over major land mass of India. Remote sensing derived daily rainfall data (Climate Prediction Centre), high ...
MULTI-PLATFORM SATELLITE BASED ESTIMATES OF RUNOFF IN UNGAUGED AREAS
Ungauged area Long-term runoff Multi-platform satellite
2015/11/3
Over the past decades, extreme weather events such as floods and droughts have been on a steady increase. Especially, ungauged or hard-to-reach areas turn out to be the most affected areas by the unex...
UCI-led group suggests ways to better manage urban stormwater runoff
UCI-led group urban stormwater runoff
2015/11/12
As meteorologists monitor the El Nino condition currently gaining strength in the Pacific Ocean, Californians look with hope to the much-needed rain and snow it could yield. But if we’re going to make...