Water Resources

Article	Citations
Streamflow of Russian Rivers under Current and Forecasted Climate Changes: A Review of Publications. 1. Assessment of Changes in the Water Regime of Russian Rivers by Observation Data	16
Contemporary and Scenario Changes in River Runoff in the Don Basin	15
Studying the Concentration of Microplastic Particles in Water, Bottom Sediments and Subsoils in the Coastal Area of the Neva Bay, the Gulf of Finland	14
Ecology of Meromictic Lakes of Russia. 1. Coastal Marine Waterbodies	14
Plastic Pollution of the Coastal Surface Water in the Middle and Southern Baikal	12
Effects of Precipitation and Vegetation Cover on Annual Runoff and Sediment Yield in Northeast China: A Preliminary Analysis	12
Application of Water Quality Index and Water Quality Model QUAL2K for Evaluation of Pollutants in Dez River, Iran	11
Runoff of Russian Rivers under Current and Projected Climate Change: a Review 2. Climate Change Impact on the Water Regime of Russian Rivers in the XXI Century	11
Spatial and Statistical Variability Analyses of Satellite-Based Climatic Data in Mereb-Gash Basin	11
Coupling Variable Fuzzy Sets and Gini Coefficient to Evaluate the Spatial Equilibrium of Water Resources	10
Analysis of the Variation Characteristics of Runoff and Sediment in the Yellow River Within 70 Years	9
Comparison and Hydrochemical Characterization of Groundwater Resources in the Arabian Peninsula: A Case Study of Al-Baha and Al-Qassim in Saudi Arabia	9
Quantifying Climatic and Anthropogenic Influences on Water Discharge and Sediment Load in Xiangxi River Basin of the Three Gorges Reservoir Area	8
Numerical Study of Discharge-Head Relationship of Piano Key Weirs for Low Heads	8
Modeling Ice-Jam Floods in the Frameworks of an Intelligent System for River Monitoring	8
Assessing Water Quality Parameters in Burullus Lake Using Sentinel-2 Satellite Images	8
The Contribution of Glacial Melt Water to Annual Runoff of River Volga in the Last Glacial Epoch	8
A Hybrid Model for Runoff Prediction Using Variational Mode Decomposition and Artificial Neural Network	8
Numerical Hydrodynamic 2D-Simulation of the Inundation of Tulun Town on the Iya R. during Flood 2019	7
Present-Day Hydrological and Hydrogeological Regularities in the Formation of River Floodplains in the Middle Don Basin	7
Topographic Effect for Rossby Waves on Non-Zonal Shear Flow	7
Landscape and Climatic Conditions in the Central East European Plain in the last 22 Thousand Years: Reconstruction based on Paleobotanical Data	6
Comparative Evaluation of Infiltration Models under Different Land Covers	6
The Interactive Effects of Natural Factor and Pollution Source on Surface Water Quality in the Lower Mekong River Basin, Southwestern Vietnam	6
Estimating Annual Volga Runoff in the Late Glacial Epoch from the Size of River Paleochannels	6

Some Problems of Reducing the Pollution of Water Bodies from Diffuse Sources	6
Modeling Hydrological Processes in Ungauged Snow-Fed Catchment of Western Himalaya	6
Permafrost in the Caspian Basin as a Possible Trigger of the Late Khvalynian Transgression: Testing Hypothesis Using a Hydrological Model	6
Groundwater Flow Near a Vertical Circulation Well with a Skin-Effect	6
Characteristics and Causes of Changes in Water Quality in the Syr Darya River, Kazakhstan	5
Assessing the Hydraulic Conductivity Anisotropy and Skin-Effect Based on Data of Slug Tests in Partially Penetrating Wells	5
Assessing the Hazard Due to the Effect of Heat Discharges from the Novocherkasskaya SDPP on the Hydroecological Regime of the Lower Don Taking into Account the Future Bagaevskoe Reservoir	5
Assessing the Characteristics of the Maximal Spring Flood Runoff in the Don Basin under Nonstationary Conditions	5
Spatial and Temporal Dynamics of Sources and Water Regime of the Ugol’naya-Dionisiya River (Anadyr Lowland, Chukotka)	5
Assessing the Hazard of Environmental Pollution by Landfills of Industrial and Municipal Wastes	5
Use of GIS, Statistics and Machine Learning for Groundwater Quality Management: Application to Nitrate Contamination	5
Perspectives of the Reduction of Nutrient Export from River Watersheds through the Introduction of Best Available Technologies for Agricultural Production: Based on Modeling Results	5
Estimation of the Level of Floodplain Inundation in the Lower Don under the Effect of Economic Activity. Retrospective Hydrodynamic Modeling	5
Azov–Don Water Problem	5
State of Art of Review on Climate Variability and Water Resources: Bridging Knowledge Gaps and the Way Forward	5
An Analysis on the Trend of Sustainable Utilization of Water Resources in Dongying City, China	4
Regularities in the Formation of Surface Flow of Snowmelt Water from Plowed Lands of Different Types in the Forest-Steppe and Steppe Parts of the Don and Volga Basins	4
New Inventory of Russian Glaciers Based on Satellite Data (2016–2019)	4
The Effect of the Horizontal Dimensions of Inland Water Bodies on the Thickness of the Upper Mixed Layer	4
Dynamic-Stochastic Modeling of the Paleo-Caspian Sea Long-Term Level Variations (14–4 Thousand Years BC)	4
Water Budget of the Caspian Sea in the Last Glacial Maximum by Data of Experiments with Mathematical Models	4
Forecasting Water Inflow into the Tsimlyansk Reservoir during Spring Flood under Current Climate Conditions: Problems and Reproducibility	4
Research on Estimating Water Storage of Small Lake Based on Unmanned Aerial Vehicle 3D Model	4
Application of Different Structures of HBV Model to Studying Runoff Formation Processes: Case Study of Experimental Catchments	4
Seiche Oscillations in the System of Sevastopol Bays	4
Water Supply to the Population and Economic Facilities in the Don River Basin: The Current State and Problems	4
Relationship between Agricultural Land Use and Spatial Heterogeneity in Quality of Water Resources in Haean Basin of Korea	4
Simulating Flash Floods in Small Rivers of the Northern Caucasus with the Use of Data of Automated Hydrometeorological Network	4
Spatial Downscaling of TRMM Precipitation Using an Optimal Regression Model with NDVI in Inner Mongolia, China	4
Taxonomic and Functional Diversity of Microbial Communities as an Indicator of the Effectiveness of Water Treatment in Constructed Wetlands	4
Evaluating the Runoff in the Don Basin: The Need to Change the Paradigm of Hydrological Calculations	4
The Carbonate System of the Estuaries of the Syran and Ul’ban Rivers (Ul’banskii Bay, the Sea of Okhotsk) during Spring Flood	4
A Path Analysis for Chemical Oxygen Demand and Ammonia Nitrogen Discharge from Industrial Sewage in China	4
Evaluating Surface Runoff Responses to Land Use Changes in a Data Scarce Basin: a Case Study in Palas Basin, Turkey	4
Global Estimates of Changes in the Terrestrial Water Balance Components in the Context of Possible Climate Changes	4
The Distribution of Dissolved Forms of Metals and Metal–Humus Complexes in Zeya Reservoir Water	4
Dynamics of Morphofuncitonal Groups of Phytoplankton in the Rybinsk Resrevoir and Assessment of the Resevoir Water Quality by the Community Index	3
Trend Analysis of Hydro-Climatic Variables in Lake Baikal Basin	3
World Experience in Numerical Simulation of Flow Dynamics at River Mouths	3
On the Impact of Insufficient Atmospheric Moistening on the Low Annual Discharge of Large Rivers in European Russia	3
Numerical Simulation of Multi-Water-Source Artificial Recharge of Aquifer: A Case Study of the Mi-Huai-Shun Groundwater Reservoir	3
Projected Changes in Water Balance Components of 11 Large River Basins during the 21st Century and Their Uncertainties	3
The Impact of Human Activities on Flood Trends in the Semi-Arid Climate of Cheliff Basin, Algeria	3
Evaluating Water Quality in a Large River System in the Northern European Russia by Macrozoobenthos	3
Anthropic Exposure Indicator for River Basins Based on Landscape Characterization and Fuzzy Inference	3
Analysis of the Chemistry of Municipal Wastewaters for Forecasting the Conditions of Urban Population	3
Persistent Organic Pollutants in Barents Sea Bottom Sediments	3
Structural Levels and Morphodynamic Classification of Channel Braiding	3
Water Quality Assessment of River Tawi, Jammu Using Water Quality Index and Multivariate Statistical Techniques	3
Anthropogenic Load and the Effect of Drainage Area on the Diffuse Runoff of Nutrients into a Large Water Body: Case Study of the Cheboksary Reservoir	3

A Comparative Assessment of River Water Quality in Mountain Regions of Russia and Armenia	3
Comprehensive Analysis of the Distribution of Ecosystem Components in the Black Sea Taking into Account Hydrochemical and Hydrometeorological Factors	3
Performances of Different Machine Learning Algorithms for Predicting Saltwater Intrusion in the Vietnamese Mekong Delta Using Limited Input Data: A Study from Ham Luong River	3
The Formation and Balance of the Atmospheric Precipitations, Surface Water, and Groundwater on the Southern Slopes of the Khibiny Massif (Based on Data on the Isotopic Composition of Oxygen and Hydrog	3
Elaboration of a Regional Concept for Developing a Water Disposal System for the Central Ecological Zone of the Baikal Natural Territory	3
Groundwater Storage Variation Characteristics in North China before and after the South-to-North Water Diversion Project Based on GRACE and GPS Data	3
Information–Modeling Complex for Assessing the Hydroenvironmental Conditions of Reservoirs	3
The Innovative Combination of Time Series Analysis Methods for the Forecasting of Groundwater Fluctuations	3
Studying the Formation Features and the Extent of Diffuse Pollution Formed by Large Industrial Complexes: Case Study of the Solikamsk–Berezniki Industrial Hub	3
The Effects of Forest on Annual Water Yield of River Watershed	3
Landscape-Hydrological Changes in the Don Basin	3
Classification and Zoning of Rivers by Their Water Regime: History, Methodology, and Perspectives	3
A System for Assessing and Forecasting the Bioproductivity of Lacustrine-Type Ecosystems	3
Temporal Variation of Water Quality Parameters during COVID-19: A Case Study of River Yamuna	3
The Problem of Reducing the Diffuse Pollution of Water Bodies and Improving the Efficiency of Water Protection Programs	3
Modelling the Impact of Climate Variability and LULC Changes on the Hydrological Processes in the Upper Jhelum Basin Catchment, Western-Himalayas	3
Contamination and Sources Identification of Polycyclic Aromatic Hydrocarbons in Water and Sediments of Annaba Bay Basin, Algeria	3
Hydrological-Morphometric Characteristics of Danube Delta Branches in the Backwater Zone	3
The Trend of Groundwater Level Using Threshold-Based Wavelet De-Noising Approach	2
Estimating the Probable Maximum Precipitation by Physical Methods Using Satellite and Radiolocation Observation Data: Case Study of the Middle Urals	2
Role of Turbulent Bursts over Mobile Sand Beds under Dynamic Equilibrium Flow Conditions	2
Regularities of Spatiotemporal Dynamics of Chironomid Communities (Chironomidae, Diptera) in the Kuibyshev Reservoir	2
Algorithm grwat for Automated Hydrograph Separation by B.I. Kudelin’s Method: Problems and Perspectives	2
An Analysis of Allowable Groundwater Drawdown and Pumpage from a Karst Aquifer to Prevent Sinkhole Collapses in the Pearl River Delta, China	2
Nitrosamines in Aquatic Ecosystems: Sources, Formation, Toxicity, Environmental Risk (Review). 2. Content In Aquatic Biota, Biological Effects and Risk Assessment	2
Scenario Projections of Changes in Snow Water Equivalent Due to Possible Climate Changes in Different Regions of the Earth	2
Heavy Metals and Metalloids in Water and Bottom Sediments in the Rivers in the Can Gio Biospheric Reserve, Vietnam	2
The Effect of Accidental Spill of Diesel Fuel in Noril’sk on Hydrocarbon Concentrations and Composition in Bottom Sediments	2
Application of Fractal Theory to Describe the Morphological Complexity of Large Stream Networks in Chile	2
Canyon Vortices: Application of the Theory of Topographic Vortices to the Phenomenon of Ice Rings in Baikal	2
Hydrocarbons in Water and Bottom Sediments in Kerch Strait	2
Structure and Production Potential of Summer Phytoplankton of Lake Baikal in the Present Period	2
Evaluation of the Flow Measurement Performance of Compound Sharp-Crested Over-Fall Weirs and Optimized Discharge Measurement in Data Scarce Areas	2
Hydrogeochemical Processes and Quality Assessment of Groundwater in Sulin Mining Area, Northern Anhui Province, China	2
Respond of Bedforms to Velocity Power Spectra of Acoustic-Doppler Velocimetry Data in Rough Mobile Beds	2
Application of the Unified Stream Assessment Method to Determine the Direction of Revitalization of Heavily Transformed Urban Rivers	2
The Effect of Moscow Megapolis on Warm-Season Precipitation Depending on Large-Scale Atmospheric Conditions	2
Application of 3D Numerical Model and Intelligent Systems in Discharge Coefficient Estimation of Combined Weir-Gate	2
Simulation of Heavy Metal Pollution of Watercourses in the Basin of the Nizhnekamskoe Reservoir	2
Comparison of Hydrogeochemical and Geodynamic Conditions in Deep Horizons in the Central West-Siberian Megabasin	2
Application of Artificial Neural Network Model for the Prediction of Suspended Sediment Load in the Large River	2
A Three-Way Decision Approach for Water Resources System Resilience Evaluation and Its Application	2
Variability of Trophic State of Bottom Biotopes of the Gorky Reservoir by Sedimentary Pigments	2
Development of a Prototype of an Expert System for Decision Making Support in Optimizing Measures Aimed to Protect Water Objects from Diffuse Pollution: Case Study of the Volga Basin	2
Influence of Form-Induced Shear Stress on Turbulent Kinetic Energy Budget Distributions Above and Within the Flow-Gravel-Bed Interface in Permeable Gravel Bed Stream—a Comparative Study	2
Assessment of Influences of Anthropogenic and Climatic Changes in the Drainage Basin on Hydrological Processes in the Gulf of Ob	2
Erratum to: Contemporary and Scenario Changes in River Runoff in the Don Basin	2
Applicability of the Climate Hazards Group Infrared Precipitation with Stations as Rainfall Input for SWAT Watershed Modeling	2
Space and Time Variations of the Concentrations of Dissolved Forms of Microelements in Amur River Water	2
Velocity Distribution and the Moments of Turbulent Flow over a Sand-Gravel Mixture Bed	2
Hazards and Risks of Recreation Water Use: Vectors of International Studies. The Quality of Recreation Environments	2
Evaluation of Implementation of the Most Stringent Water Resource Management System in China	2
Long-Term Dynamics of Nitrogen and Phosphorus Concentrations in Subsoil Water in Ivankovo Reservoir Drainage Basin	2
Seasonal Dynamics of the Hypersaline Lake Oiburg (Crimea) as a Model for Studying Climate Change Effects	2
Physical-Chemical Water Quality Study of the Sava River in Serbia Using the Statistical and Factor Analysis	2
The Effect of Injection Discharge to Reduce the Bend Scour Using Water Injection Technique	2
Radium Isotopes and Nutrients in Razdolnaya River Estuary (Amur Bay, the Sea of Japan) in the Period of Summer Flood	2
To the Problem of Bioindication of Oil Pollution of Freshwater Limnic Ecosystems Using Zooplankton on the Example of Lake Samotlor (KhMAO)	2
Level Variations in the Caspian Sea under Different Climate Conditions by the Data of Simulation under CMIP6 Project	2
Factors and Processes of Salt Lake Formation on Baikal Shore	2
Scenario-Based Forecasts of Changes in the Temperature and Hydrological Regime of Crimea in the XXI Century by Data of CMIP6 Climate Models	2
Research of Water Environment Capacity Allocation in Liaoning Province Based on the Analytic Network Process	2
Surface Water Chemistry in the Kucherla River Basin, the Altai Mountains	2
Typification and the Current State of Baikal Lake Shore	2
Application of the Asymptotic Extreme Value Probability Theory to Forecasting the Risk of High Floods in the Lower Amur	2
Hydrochemistry of the Ivano-Arakhleiskie Lakes in Different Climate Phases	2
Dynamic Regulation of Reservoir Drought Limit Water Level	2
Organic Matter in Water Bodies in Especially Protected Natural Territories: Case Study of Tributaries of Lake Pleshcheyevo, Yaroslavl Oblast, and Tributaries of the Tadenka River in Prioksko-Terrasnyi	2
Analysis of the Relationship between Vegetable Virtual Water Trade and Saltwater Intrusion in Shouguang City, China	2
The State of the Roshydromet Hydrological Observation Network in the Mouth Areas of RFAZ	2
An Approach to Numerical Studies of the Hydrology of Don Delta Area	2
Influence of the Technical Ecosystem of the Electric Power Plant (Vladivostok) on the Phytoplankton of the Japanese Sea	1
Microplastic Concentrations in Bottom Sediments of the Lakes of Specially Protected Natural Territories: Case Study of the Kizhskie Skerries, Lake Onega and Vodlozero Lake	1
Forecast of Water Consumption in the Russian Part of the Don Basin	1
Hazards and Risks of Recreational Water Use: Vectors of International Studies. Effects of Recreation on Ecosystems and Biota	1
The Properties of Natural Waters Determined by Their Microstructural Self-Organization	1
Methane Distribution in Lake Baikal Water	1
Correction of Algacenoses by Chlorella Introduction: Analysis of Application Cases	1
Multi-Timescale Variations in Water and Sediment Discharge of Mountainous Rivers in Southern Zhejiang Province, China	1
Fluorine in the Surface Water of Bering Island	1

A Reliability Analysis of Rainwater Catchment System	1
A New Semi-Analytical Method to Calculate the Fluvial Erosion Rate of Non-Cohesive Riverbanks	1
The Distribution of Water and Suspended Sediment Flow during Spring Flood in the Forked Channel of the Lower Ob (Within Khanty-Mansi Autonomous Area)	1
Modeling Optimal Control of the Ecological–Socioeconomic System Water Body–Watershed: Case Study of the White Sea Region	1
Seasonal Variations in the Carbonate System of the Razdolnaya River	1
Climate Change and Threats to Water Security: A Review	1
Hydrocarbons at the Geochemical Barrier the Northern Dvina–the White Sea	1
Landfill Technology of Waste Management	1
Oerlemans Minimal Model as a Possible Instrument for Describing Mountain Glaciation in Earth System Models	1
Shrinkage of Glaciers in Eastern Altai (Shapshal Center) after the Little Ice Age Maximum	1
The Role of Microbiological Processes in the Formation of Geochemical Barriers and Redox Zones under Conditions of Contamination of Soils and Aquifers with Metals Near MSW Disposal Sites	1
A New Statistical Perspective on Trophic Indexes for Shallow Lakes	1
Discussion on Nonlinear Behaviors in Reservoir Flood Routing Modeling and Derived Uncertainties	1
Temporal and Spatial Patterns of Changes in Thermal Regime of the Rivers in the Northeast of the Asian Part of Russia. 1. Assessment of Changes in the Water Temperature	1
Assessing Inundation Risks and Protection of Residential Territories in River Floodplains	1
Measures of the Vertical Size of River Systems as Indicators of Their Formation Conditions: Case Study of Mountains of Crimea and Caucasian Black Sea Coast	1
Ecological–Geochemical Conditions of Surface Water and Groundwater and Estimation of the Anthropogenic Effect in the Basin of the Ganjiang River	1
Numerical Simulation of Turbulent Mixing in a Shallow Lake for Periods of Under-Ice Convection	1
The Experience in Drone Use to Evaluate the Coefficients of Turbulent Diffusion in Small Water Bodies	1
Numerical modeling of Saltwater Wedge under Intruding and Receding Conditions (Case Study: Kahriz Aquifer, Lake Urmia)	1
Modelling of Thermal Stratification and Ice Dynamics with Application to Lake Teletskoye, Altai Republic, Russia	1
Nitrosamines in Aquatic Ecosystems: Sources, Formation, Toxicity, Environmental Risk (Review) 1. Structure, Properties, Ways of Entering and Formation in Waterbodies	1
Oil Products in Lake Baikal and Its Tributaries	1
Water Safety of the Steppe Crimea and the Possible Ways to Its Improvement	1
The Effect of Plunging Water of Waves on the Entrainment of Spilled Oil at Sea	1
Discharge of Salt Groundwater in the Estuary of the Razdol’naya River (Amur Bay) in February 2020	1
Conceptual Approaches to Monitoring Diffuse Pollution of Water Bodies	1
Water Resources of Natural and Artificial Water Bodies in Europe	1
Isotopic Composition (δ18O, δ2H) of Karelian Snow Cover	1
Velocity Distribution and the Moments of Turbulent Flow over a Sand-Gravel Mixture Bed	1
Simulating the Dynamics of the Characteristics of Snow Cover Formation Regime in the Russian Federation Territory. 1. Field Areas of ER in the Historical Period	1
Wavelet Decomposition and Seq2Seq Hybrid Models for Water Quality Prediction	1
A FCM Runoff Model for Small Rivers with Rainfall Recharge. 1. The Concept and Algorithms	1
Distribution of Heavy Metals in Gray Silts in the Volga Cascade of Reservoirs	1
On the Relationship of Bed Load Transport with the Froude Number	1
Formation Conditions of Runoff and Hydrological–Morphological Processes in Deltas in Permafrost Zone: The Deltas of the Lena and Mackenzie Rivers	1
Adaptive Management of the Storage Function for a Large Reservoir Using Learned Fuzzy Models	1
Influence of Land Use Change on Green and Blue Water Resources in Xixi Basin of Southeast China during 1970s–2018	1
Accumulated Damage to the Environment of Burnakovskaya Depression in Nizhny Novgorod City as a Source of Long-Term Pollution of the Volga	1
Regional Retrospective Analysis of Water and Bottom Sediments in the Upper Volga	1
The Effect of Natural and Anthropogenic Climate Changes on River Runoff and Snow Water Equivalent in the Lena River Basin	1
The Scientific Basis of Water Safety of Crimea: Problems and Solutions	1
Water Chemistry in Small Tributaries and the Coastal Zone of Lake Baikal in the Period of Environmental Crisis	1
Evaluating the Diffuse Runoff from Urban Territories in the Volga Basin: Case Study of Rostov City	1
Regularities in the Spasmodic Development of Deltas	1
Isotope-Hydrochemical Study of Natural Waters on the Western Border of the Ufa Plateau	1
Effect of Filter Clogging on the Determination of Concentrations of Chemical Elements Migrating in River Water as Components of True Solutions or in Colloidal Forms	1
Forecasting Water Levels in Krasnodar Krai Rivers with the Use of Machine Learning	1
Performance Evaluation of Three Event-Based Rainfall-Runoff Models for a Small Tropical Watershed	1
The Assessment of the Diffuse Pollution from Agricultural Territories in the Upper Volga Basin and the Development of Measures to Reduce It: Case Study of the Yakhroma River	1
Extreme Floods in Crimean Rivers in 2021	1
Analysis of Long-Term Changes in Anoxic Zones in the Mozhaisk Reservoir Based on Model Calculations	1
Flowage Lakes in the World: Analysis of Quantitative Characteristics and Their Effect on the Character of Flow Variations of Lake-Containing Rivers	1
Bench Sands and Their Role in Water Recharge to Rivers in the Don Basin	1
Water Quality Assessment for the Ground Water in Terms of Salt Water Intrusion at a Coastal Region	1
Floods in the Venetian Lagoon and Their Causes	1
Current Hydrological Regime of the Volga Reservoirs	1
Long-Term Dynamics of the Huge Anmangynda Aufeis in the North-East of Russia (1962–2021)	1
Present-Day Dynamics of Flood Hazard Characteristics in Rivers in the North Caucasus, Russia	1
Simulation of the Hydroecological Regime of the Nizhnekamskoe Reservoir	1
Elevation Dependency of Climatic Variables Trends in the Last Decades in the Snow-Fed and Glacier-Fed Vakhsh River Basin, Central Asia	1
Current Features and Dynamics of Nutrient Balance in the Kud’ma River Basin. 2. Seasonal Removal of Nitrogen and Phosphorus	1
Evaluation of Drought Impacts on Vegetation Changes Trend Using Hydrological Re-Analysis Models and Remote Sensing	1
Theoretical and Laboratory Modeling of Topographic Vortex Bifurcation on Vortex Tori over Two-Stage Axisymmetric Elevation	1
Spatial and Temporal Variations of Snow Accumulation on the Western Elbrus Plateau, the Central Caucasus	1
Dynamics and Overgrowth of Volga Reservoirs	1
Buzulgan Rockslide: Simulation of Debris Flows along Gerkhozhan-Su River and Scenarios of Their Impact on Tyrnyauz Town after Changes in 2020	1