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Spatio-temporal Variation Characteristics and Influencing Factors of Bank Collapse in Reservoir Area of Jinghong Hydropower Station
Published 2020-01-01“…The reservoir area of Jinghong hydropower station belongs to the medium mountain canyon landform with variable stratum lithologies and complex geological structures.By investigation and review of bank collapse in the reservoir area in 2009,2012,2014 and 2019,this paper summarizes and analyzes the temporal-spatial variation characteristics and influencing factors of bank collapse.The results show that:①Up to the survey period in 2019,there are 299 bank collapses in the reservoir area.The bank collapse with volume between 10~100 m<sup>3</sup> occupies the first place,130 bank collapses stop developing and 169 bank collapses are developing;②The number of bank collapse is increasing year by year;the bank collapses are mainly distributed in the reservoir section with steep terrain,thicker loose layer and strong weathered rock;the reservoir area is mainly characterized by small-scale bank collapse,but there is a trend of gradual expansion;the increase of bank collapses which are developing is obviously slowing down and the bank collapses in earlier stage show a gradually stable state;③Specific topography,thicker loose layer,economic trees which are unfavorable to soil and water conservation,and frequent human production activities are the main factors for bank collapses.…”
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323
Quantitative Dynamic Calculation Method of Ecological Compensation in Core River Basin Based on Pollutant Reduction Cost
Published 2022-01-01“…In a core basin,the city agglomeration and developed economy often lead to huge resource consumption,which seriously damages the surrounding ecological resources.As the traditional quantitative dynamic calculation method of ecological compensation is greatly affected by the natural environment in the core basin,the accuracy of the quantitative calculation is poor.Therefore,a quantitative dynamic calculation method of ecological compensation for a core basin based on the reduction cost of pollutants is proposed.In this paper,the gray parameters of any pixel in a core basin image are described,and the feature extraction matrix is smoothed by the filtering function.By judging the quality of ecological compensation characteristics,the ecological compensation features in the core basin are extracted.Moreover,the gray threshold for the classification of ecological compensation features and the use conditions of parameters are given,and the plane component of the optimal ecological compensation feature is calculated.Then,the calculation method of pollutant reduction costs is applied to evaluate the loss caused by environmental pollution and vegetation damage in the core basin,and with the calculation of water conservation in the ecosystem,the ecological compensation of the core basin is calculated quantitatively and dynamically.The experimental results reveal that the method improves the accuracy of quantitative dynamic calculation of ecological compensation and shortens the calculation time.This indicates that the calculation performance of this method is superior,and it can provide accurate ecological supplementary suggestions and a basis for the ecological compensation analysis in the core area.…”
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324
Analysis of External Water Pressure for a Tunnel in Fractured Rocks
Published 2017-01-01“…External water pressure around tunnels is a main influential factor in relation to the seepage safety of underground chambers and powerhouses which make managing external water pressure crucial to water conservation and hydropower projects. The equivalent continuous medium model and the discrete fracture network (DFN) model were, respectively, applied to calculate the seepage field of the study domain. …”
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325
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Regional-scale precision mapping of cotton suitability using UAV and satellite data in arid environments
Published 2025-02-01Get full text
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327
Analysis of Water-saving Potential and Contribution Rate of Beverage Manufacturing Industry in Beijing
Published 2022-01-01“…Among the various industrial industries in Beijing,the beverage manufacturing industry has relatively low water use efficiency and is also a major industrial water user in Beijing.For the implementation of the new development concept and the construction of a water-saving city,the economical and intensive utilization of water resources in Beijing has put forward new requirements on regional industrial development.Regarding the incomplete calculation theory and the lack of a core calculation method for the water-saving potential of the beverage manufacturing industry in Beijing,this paper studies the ways to further water saving for the beverage manufacturing industry on the basis of analyzing the current production and water consumption situations of the beverage manufacturing industry in Beijing.Furthermore,the theoretical support for the water-saving potential is explored,and a calculation model is built to scientifically analyze the water-saving potential and contribution rate of product structure adjustment and water use efficiency improvement of the industry.The research shows that the three major beverage products in Beijing,namely carbonated beverages (soda),packaged drinking water,and fruit and vegetable juice beverages,have 3.32 million m<sup>3</sup> of water-saving potential,and the water-saving contribution rate of water use efficiency improvement reaches 97.4%,indicating that the production structure of the industry can be further optimized and adjusted.The research results can facilitate Beijing to implement the “National Water Conservation Action Plan” and ultimately contribute to the construction of a water-saving society.…”
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328
Applications of Soil Moisture Sensor with Electrokinetic Ion Trap Mechanism
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329
Impact des aménagements de conservation des eaux et des sols sur la régénération des ressources ligneuses en zone sahélienne et nord soudanienne du Burkina Faso
Published 2005-09-01“…The aim is to study the impact of soil and water conservation management (SWC) technologies in degraded land recuperation in Sahelian zone. …”
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330
Effects of Electrospinning Parameters on the Morphology of Electrospun Fibers
Published 2024-10-01“…The results of this paper can be applied to the fabrication of different characteristic membranes for specific applications like water conservation, purification, and other fields. …”
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331
Height of the Fractured Zone in Coal Mining under Extra-Thick Coal Seam Geological Conditions
Published 2021-01-01“…The height of the fractured zone caused by coal mining is extremely significant for safely mining under water, water conservation, and gas treatment. At present, the common prediction methods of overburden fractured zone height are only applicable to thin and medium-thick coal seams, not suitable for thick and extra-thick coal seams. …”
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332
4-H Florida-Friendly Landscaping™ Workbook
Published 2021-10-01“… Florida-Friendly LandscapingTM (FFL) protects natural resources through water conservation, waste and nonpoint source pollution reduction, erosion prevention, and creation of wildlife-sustaining habitats by implementing science-based landscaping practices. 4-H Florida-Friendly LandscapingTM Curriculum fosters environmental stewardship among youth and allows them to engage in conserving water, soil, and vegetation resources from an early age. …”
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333
Supply-demand Balance Prediction of Water Resources in Hebei Province Based on System Dynamics
Published 2024-08-01“…Based on factors in the studied area including economic development level and water resources utilization, five different development scenarios were designed (status quo continuation scenario W1, economic development scenario W2, water conservation scenario W3, pollution control scenario W4, and coordinated development scenario W5). …”
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334
Challenges and interventions in water resource management for horticultural crop production in rural and tribal communities in India
Published 2025-12-01“…The study identified various critical challenges, including water scarcity, lack of rainwater harvesting systems, outdated irrigation methods, lack of land ownership, limited agricultural extension services, land fragmentation, fragmented community efforts, limited access to credit, cultural practices and beliefs, and insufficient knowledge of water conservation practices. The intricate and intertwined nature of these challenges necessitates a multipronged approach to help farmers navigate them and achieve sustainable agricultural water management. …”
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335
Evaluation of the Drought Situation Using Remote Sensing Technology, an Applied Study on a Part of North Wasit Governorate in Iraq
Published 2024-12-01“…Implementing soil and water conservation measures, such as the establishment of percolation basins, contour bunds, and check dams, can also enhance drought management.…”
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336
Research on Impacts of Different Slope Gradientson Runoff and Sediment Yield in Dabie Mountains
Published 2020-01-01“…Aiming at the problem of soil and water loss in Dabie Mountains, and taking the field flowplot of the soil and water conservation test station in Huoshan County as an example, this paperanalyzes the runoff and sediment data of different slopes in 2017, and discusses the variationrules of the runoff and sediment yield under different slopes in the Dabie Mountains, and theimpacts of different slopes on runoff and sediment yield in the Dabie Mountains by the linearregression equation and typical precipitation events to provide basis for prevention and controlof soil and water loss in Dabie Mountains. …”
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337
Evaluating Soil Loss for Identification of Land Risk Area in the Kabe Watershed of Ethiopia
Published 2022-01-01“…Soil loss estimation is crucial for developing soil and water conservation strategies for Ethiopia. The investigation aimed to estimate the soil loss in various intensifications of land use patterns, including slope categories, using the soil estimation model associated with the ArcGIS process. …”
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338
Challenges and advances in waterless cosmetic product development: Raising awareness of water sustainability
Published 2024-01-01“…Water conservation is an essential strategy for managing the world's limited water resources. …”
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339
Analysis of Water Resources Carrying Capacity in the Greater Bay Area Based on Index Probability Distribution
Published 2023-01-01“…Foshan is slightly higher than grade III and located in grade IV.The water resources carrying capacity of Zhuhai is relatively better,while that of Foshan is relatively poor.Regarding the coordination degree of water resources environment and economic society,Foshan exhibits moderate imbalance,while other cities all have low coordination.In view of this,some suggestions are provided,including controlling the total amount of water use,rationally allocating water resources,optimizing and adjusting the industrial structure,improving water use efficiency,protecting the water environment,and strengthening water conservation.…”
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340
Projected Urbanization Impacts on Surface Climate and Energy Budgets in the Pearl River Delta of China
Published 2013-01-01Get full text
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