نتایج جستجو برای: permanent gullies
تعداد نتایج: 62766 فیلتر نتایج به سال:
Water erosion is one of the main forms soil degradation, causing economic, environmental, and social damage. This study evaluated effects different formation stages gullies (initial - IG; juvenile- JG; mature MG; senile SG) on chemical, organic carbon microbiological attributes soil, using a secondary forest (SF) two areas pasture as references in “Mar de Morros” environment Brazilian Atlantic ...
Gully erosion is the most advanced water erosion in watersheds that produce large volumes of sediment can cause serious damage. In order to manage and cope with this type of erosion, to identify areas of high risk of gully erosion in the watershed is very important. For this purpose gully erosion hazard zonation maps by combining information layers of different factors affecting the formation o...
FORMATION OF GULLIES BY AVALANCHES OF GRANULAR CO2 ICE PARTICLES. T. Ishii, H. Miyamoto, S. Sasaki and E. Tajika, Department of Earth and Planetary Science, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan, ([email protected]), Department of Geosystem Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan, National Astronomical Observa...
Urban gullies are a rapidly growing concern in many tropical cities of the Global South. Various measures already implemented for their stabilization. However, an overview these and overall effectiveness is currently lacking. We aim at addressing this gap by documenting existing initiatives to stabilize urban D.R. Congo assessing effectiveness. To end we conducted extensive field campaigns Kins...
Our long-term scientific goal is to develop sound theoretical models for submarine sediment movement that can be used to predict the initiation, spatial development, and time duration of mud flows and turbidity currents. Of great interest are the characteristics of the sedimentary deposits that these flows generate, in particular their capability to develop bed forms and gullies by means of sed...
Gullies contribute very efficiently to soil loss and degradation, particularly in Mediterranean environments. While natural factors are involved gully formation further development, anthropic action is almost always an element. Knowledge of development important if protection strategies measures be effective. In this paper, we identify the most gullies a setting based on study Alva (central Por...
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