Gully in arid climate.
Gully erosion, in the fringe areas of the Chotanagpur, is one of the important environmental issues from the perspective of agricultural sustainability, economic framework and land-resource management. The spatial gully erosion risk map (SGERM) can afford to identify the locales sensitive to gully erosion hazard. The present work intends toward modelling spatial gully erosion risk using the ...
Loess-derived soils in semi-arid regions are valuable resources. These regions have erosional landforms (e.g., piping, gully heads, and gullies) complexly produced by geo-environmental forces. Identification of the connections between landform patterns and the underlying geomorphological mechanisms is essential for understanding how erosive ...Gully and soil and water conservation structure densities in semi‐arid northern Ethiopia over the last 80 years. Gullies have been a common phenomenon in semi‐arid northern Ethiopia for the last centuries. However, soil and water conservation (SWC) structures have been implemented for a long time to curb soil….Gully erosion is considered the most destructive type of soil erosion, and it is associated with various topographic, climatic, and anthropogenic factors [], causing serious environmental and human issues across the world [], especially in arid and semi-arid regions.Gully erosion occurs over a short period of time.The study area has an arid and semi-arid climate where various erosions have occurred in recent years, especially gully er osion; therefore, it is very important to study and evaluate this type of ...Here, we investigated the changes in actual evapotranspiration (ET a ) from 2000 to 2016 and related them to climate … Contributions of climate change and vegetation greening to evapotranspiration trend in a typical hilly-gully basin on the Loess Plateau, China Sci Total Environ. 2019 Mar 20;657:325-339. doi: 10.1016/j ...
A Novel Ensemble Artificial Intelligence Approach for Gully Erosion Mapping in a Semi-Arid Watershed (Iran) ... Iran. A total of 915 gully erosion locations along with 22 gully conditioning factors were used to construct a database. Some soft computing benchmark models (SCBM) including the ADTree, the Support Vector Machine by two kernel ...Gully incision is a well-known phenomenon developing in loess soils and alluvial sediments in the entire desert region of southern Israel, as well as in other desert regions in the Middle East ...
As water converged in the gully, the dam body softened to mud, seepage deformation occurred, and the dam then burst to form a debris flow. ... With the global climate warming and increasing seismic events, extreme weather in Linxia Basin and its surrounding areas may occur in future. ... Arid Land Resour. Environ. 8 (4), 27-34. doi:10.13448/j ...Role of climatic factors is significant among the factors affecting the erosion of watersheds. The importance of this issue increases with regard to the phenomena of climate change. Therefore in this study using different scenarios of climate change, rainy and gully erosion potential of Kor-chamriz watershed in Fars province was studied applying Arnoldus and Sepaskhah`s methods of humidity ...
The semi-arid hilly gully region of the Loess Pla-teau is located in northwestern China and has gullies and a fragmented topography. Because of the influ-ences of the geographic environment, climate and excessive anthropogenic effects for thousands of years, this area has been one of the most vulnerable areas in China for a long time [1, 2].Evaluating the in fluence of geo-environmental factors on gully erosion in a semi-arid region of Iran : An integrated framework. Sci. Total Environ. (2017) ... This study presents how the wetting-drying cycles induced by the subtropical climate in southern China alter the properties of granite residual soil, with particular focus on the soil ...Among the land degradation processes, gully erosion is the one that poses more environmental and societal challenges in arid regions. Predicting spatiotemporal …Arid lands cover about a third of the Earth's land surface and occur in every continent including Antarctica (Goudie, 2002 ). They are areas where there is a severe shortage of moisture, predominantly because precipitation levels are low. In some years they may even receive no rain at all. In some deserts, aridity is in part also the result of ...
Arid climate is known for being dry, in fact, that is what the word arid means. More than a third of the Earth is covered in Arid climate. This climate is mainly found 30 degrees north and south of the Equator due to global wind patterns, but other factors can cause an Arid climate. Despite the lack of water, plants and animals have found ways ...
In general, gully erosion is found to be a serious problem causing soil loss and crop yield reduction, and in shrinking the size of agricultural land. ... Nyssen J (2012) Gully head retreat rates in the semi-arid highlands of Northern Ethiopia. Geomorphology 173-174:185-195 ... (ed) Nile River Basin hydrology climate & water use. Springer ...
We would like to show you a description here but the site won’t allow us.methods in the arid and semi-arid regions of Africa, which will ensure holistic scientific discussions on the best modeling approach for gully erosion susceptibility mapping. 2. Learn about gully erosion, a severe form of soil erosion in arid and semiarid landscapes, from various chapters and books. Find out how to model, monitor, and prevent gully erosion using different methods and techniques. Even in the less arid regions of mediterranean climates, periodic streams are often distinguished with special names, such as fiumare in Italy and Sicily (Walther, ... Eroding reaches often are separated by undissected or aggrading reaches to form a discontinuous gully system. Integration of the disconnected, eroding reaches into a continuous ...This study examined the performance of two ensemble models based on multicriteria decision making (MCDM) analysis, analytic hierarchy process (AHP), weight of evidence (WoE) and random forest (RF) for spatiotemporal monitoring of gully erosion sensitivity (GES) from 1988 to 2019 as well as a projection for 2040 in a semi-arid area.
The Crossword Solver found 30 answers to "Gully in arid climate(6)", 12 letters crossword clue. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Enter the length or pattern for better results. Click the answer to find similar crossword clues.During the monitoring time interval (1990-2001), the linear gully retreat in the study area ranged between 12.3 and 250 m an average rate of 1.12-22.7 m year−1 for each gully head.Gulley Crossword Clue. The Crossword Solver found 30 answers to "Gulley", 5 letters crossword clue. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Enter the length or pattern for better results. Click the answer to find similar crossword clues . Enter a Crossword Clue. A clue is required. Sort by Length.9 Jan 2020 ... In addition, the soil properties and steep slope (gravity) of the land have contributed in exacerbating the problems. Gully erosion caused ...A: A polar climate is characterized by extremely cold temperatures and limited precipitation. These regions, such as the Arctic and Antarctic, experience freezing temperatures throughout the year and are covered in ice. Discover the diverse climate types worldwide: tropical, arid, temperate, and polar.Gully headcut retreat is a natural, ... (GH S) are an important part of the study of geomorphological processes under different types of climate such as arid, semiarid, and temperate and non ...
The location of debris flow occurring in a gully determines the observable differences in its formation, evolution and effects. In this piece of research, we propose a new method for debris flow gully classification based on the locations of the debris flows occurring in the gullies. It is termed the three-section method (TSM). It includes eight different types of gullies with different ...Iran. ˜e area lies between the latitude 35° 31′-36° 21′ N and longitude 50° 10′-51° 301). ˜e climate ′ E (Fig. of this area is classied as semi-arid bordering to arid58. Mean ...
The gully that was analysed in forest had been deepened by piping during several episodes connected with high precipitation events. In contrast, the pipe located in grasslands collapsed 1-2years after ... badlands in a semi-arid climate; e.g. Chilton et al., 2008; Zhu, 2003)The averages for Rl, Ra and Ve are 3.8 m y−1, 31.5 m2y−1 and 47.7 m3y−1, respectively. Retreat rates are up to 10 times higher after road construction. For the medium to long term, headcut ...In this study, we introduced a novel hybrid artificial intelligence approach of rotation forest (RF) as a Meta/ensemble classifier based on alternating decision tree (ADTree) as a base classifier called RF-ADTree in order to spatially predict gully erosion at Klocheh watershed of Kurdistan province, Iran. A total of 915 gully erosion locations along with 22 gully conditioning factors were used ...As for climate regimes, they have the strongest correlations in arid or cold regions, and weaker correlations in humid, temperate locations. While remotely sensed soil moisture data are less reliable in dense vegetation, these results confirm that drier, less vegetated climates show a highly linear relationship between soil moisture and rainfall.This aim of this work is to expand the body of the proposed gully erosion modelling and verify a new ensemble artificial intelligence approach based on rotation forest (RF) and the ADTree algorithm, named as RFADT, for gully erosion mapping in a semi-arid watershed, Klocheh, Bijar in Kurdistan province, Iran.A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of semi-arid climates, depending on variables such as temperature, and they give rise to different biomes .Gully headcut retreat rates. As shown in Fig. 6, the variation of our compiled GHR rates worldwide is very large. Linear retreat rates vary between 0.01 m year −1 (our arbitrarily set minimum, see Section 3) and 135.2 m year −1, with a median of 0.89 m year −1 and an average of 5.0 m year −1.Section snippets Study basin. Yanhe River basin (YRB), located in the middle part of the Loess Plateau, China (36°21′N-37°29′N, 108°38′E-110°29′E), covers an area of 7725 km 2 and is a typically hilly-gully region (Fig. 1). The average altitude and gradient of YRB are 1216 m and 17°, respectively.The altitude ranges from 497 m to 1777 m, decreasing gradually from the northwest ...
To study the causes of gully erosion initiation, the Abgendi Watershed with the highest amount of gully erosion was selected as a semi-arid area in Iran. In this area, 35 gullies were randomly ...
This paper presents data on gully head retreat rates in Northern Ethiopia and relates these rates to gully and environmental characteristics. The monitoring of headcuts over one rainy season (2010) revealed that present-day retreat rates are low, with average annual linear (Rl ), areal ( Ra) and volumetric ( Ve) retreat rates of 0.34 m y −1 ...
DOI: 10.1016/J.CATENA.2005.06.004 Corpus ID: 140669681; Gully incision as a key factor in desertification in an arid environment, the Negev highlands, Israel @article{Avni2005GullyIA, title={Gully incision as a key factor in desertification in an arid environment, the Negev highlands, Israel}, author={Yoav Avni}, journal={Catena}, year={2005}, volume={63}, pages={185-220} }This study reports on the effects of gully formation on rangeland productivity in the central arid Negev desert. ... Some studies have emphasized natural causes, such as major climate shifts in the glacial-interglacial scale (Avni et al., 2006; Botha et al., 1994; Ward et al., 2001); whereas other studies have concentrated on anthropogenic ...The semi-arid hilly gully region of the Loess Plateau is located in northwestern China and has gullies and a fragmented topography. Because of the influences of the geographic environment, climate and excessive anthropogenic effects for thousands of years, this area has been one of the most vulnerable areas in China for a long time [1, 2].Therefore, to reduce soil erosion, restore vegetation ...The climate is temperate with warm summers and an average annual rainfall of about 60 inches, mostly from late June and mid-September. Winter snow soon melts except in the higher hills. The forests are mostly pine with little undergrowth. Ravines have oak forests with scattered rhododendron trees.The Crossword Solver found 30 answers to "Gully in southern Asia", 4 letters crossword clue. The Crossword Solver finds answers to classic crosswords and cryptic crossword puzzles. Enter the length or pattern for better results. Click the answer to find similar crossword clues . Enter a Crossword Clue. A clue is required.Along with the global climate change, gully erosion, flood and drought jointly restrict the sustainable development of arid rangeland in Central Asia. Rainwater harvesting (RWH) system in gully is ...Find 41 different ways to say ARID, along with antonyms, related words, and example sentences at Thesaurus.com.Among the land degradation processes, gully erosion is the one that poses more environmental and societal challenges in arid regions. Predicting spatiotemporal gully development in a region under changing conditions is important to adopt proper mitigation measures.Precipitation plays an important role in the water supplies that support ecological restoration by sustaining large-scale artificial plantations in arid and semiarid regions, especially black locust (Robinia pseudoacacia) plantations (RP plantations), which are widely planted due to R. pseudoacacia being an excellent pioneer species. Characterizing the response of soil moisture to rainfall ...
NOAA's National Weather Service - Glossary. Arroyo. In hydrologic terms, a water-carved channel or gully in arid country, usually rather small with steep banks, dry most of the time, due to infrequent rainfall and the shallowness of the cut which does not penetrate below the level of permanent ground water. You can either type in the word you ...This aim of this work is to expand the body of the proposed gully erosion modelling and verify a new ensemble artificial intelligence approach based on rotation forest (RF) and the ADTree algorithm, named as RFADT, for gully erosion mapping in a semi-arid watershed, Klocheh, Bijar in Kurdistan province, Iran.Intense gully erosion is common land degradation scenario in semi-arid climate, plateau, and hillslopes areas due to the integrated impacts of variety of factors, like land use, topography, forest cover, and climate (Gayen et al. 2019).Instagram:https://instagram. distance from flagstaff arizona to kingman arizonaaftermath lyrics nottinail salon waretown njstate farm postgame show cast Answers for gully in dry climate crossword clue, 4 letters. Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. Find clues for gully in dry climate or most any crossword answer or clues for crossword answers.Among the land degradation processes, gully erosion is the one that poses more environmental and societal challenges in arid regions. Predicting spatiotemporal gully development in a region under changing conditions is important to adopt proper mitigation measures. Here we investigate the Ghapan-Olya watershed in Golestan province in Iran, which is affected by many erosional landforms ... trane ysc120 product datamossberg 590 410 review Saunders and Young (1983) in their review of rates of slope erosion indicate downcutting exceeding 1 mm/yr in semi-arid climates, whereas in arid regions the values are on the order of 0.01 mm/yr. In semi-arid zones, in areas composed of easily erodable material, the rates of denudation are arguably the highest in the world. math iep goals for 6th grade 🏜 List of countries with an arid climate Tatooine, Tunisia (© Greg Keelen on Unsplash) Home / Arid climate A region is arid when it is characterized by a severe lack of available water, to the extent of hindering or preventing the growth and development of plant and animal life. Environments subject to arid climates tend to lack vegetation ...Gully erosion is the most severe type of water erosion and is a major land degradation process. Gully erosion susceptibility mapping (GESM)’s efficiency and interpretability remains a challenge, especially in complex terrain areas. ... This area belongs to the semi-arid climate zone; the average yearly precipitation total is 430 mm. …