نتایج جستجو برای: length of overland flow

تعداد نتایج: 21223169  

2008
W. Aaron Pratt

Biosolids, materials resulting from domestic sewage treatment, are surface applied to forest soils to increase nutrient availability. Retaining streamside management zones (SMZs) can limit nutrient pollution of streams. We delineated 15 m SMZs along three intermittent streams in an 18-year-old Pinus taeda L. plantation. We applied biosolids outside the SMZ on one side of each of the streams mai...

2015
Matthew J. Burns Jochen E. Schubert Tim D. Fletcher Brett F. Sanders

In many urban catchments, stormwater flooding is a serious problem. Low-impact development and the use of stormwater control measures (SCMs) have the potential to mitigate such flooding, but this potential is highly context specific and remains largely untested. In this study, we tested the potential of SCMs to impact stormwater flooding in a peri-urban catchment by coupling a one-dimensional 1...

Journal: :Applied and environmental microbiology 2005
Richard William Muirhead Robert Peter Collins Philip James Bremer

Processes by which fecal bacteria enter overland flow and their transportation state to surface waters are poorly understood, making the effectiveness of measures designed to intercept this pathway, such as vegetated buffer strips, difficult to predict. Freshly made and aged (up to 30 days) cowpats were exposed to simulated rainfall, and samples of the cowpat material and runoff were collected....

Journal: :International Journal of Enviornment and Climate Change 2022

Aims: Geomorphological parameters are signature for the conversion of rainfall into runoff. The morphometric analysis using GIS gives platform deriving geomorphological parameter river basin. Due to intercourse between stream network and landscape, driving force For finding which is more significant contribution runoff, statistical better solution. morphological watershed derived then use landf...

2008
Nanshan ZHENG Yasuto TACHIKAWA Kaoru TAKARA

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 paper develops a distributed model for simulating flood inundation integrating with rainfall-runoff processes. The model is designed to apply the Shuttle Radar Topography Mission (SRTM) DEM data and...

ژورنال: علوم آب و خاک 2022

Soil erosion has been one of the most important problems of watersheds in the world and is considered one of the main obstacles to achieving sustainable development in agriculture and natural resources. Identifying and prioritizing regions sensitive to soil erosion is essential for water and soil conservation and natural resource management in watersheds. The present research was performed in 2...

2008

Debris flows are one of the most hazardous types of landslides in mountainous areas of western North America because they are fast moving and can occur with little warning. Field observations and existing literature indicate that three primary types of nonvolcanic debris flows affect areas of western North America (Fig. 1): 1) debris flows that mobilize from landslides (i.e., “slides” using the...

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