Modeling for Watershed Management : A Practitioner's Guide

Watershed management problems are usually quite diverse, and involve a wide range of biological, geological, chemical, and physical processes with complex human, social, and economic contexts. The working note seeks to show that computer modeling allows us to better organize, test, and refine our thinking about watershed management problems and potential solutions. Typically, the flow of water leads modeling to be organized into the following areas: (i) precipitation and climate models; (ii) precipitation-runoff models; (iii) stream and aquifer models; (iv) infrastructure operations models; (v) economic, agronomic, social, environmental demand and performance models; and (vi) decision-making models. Selecting the right model to apply to specific problems requires that several factors be considered along with the objectives for modeling in the context of the field decision problem. Key factors include understandability, development and application time, resources required, transferability and maintenance. Good modeling is common-sense and understanding reduced to calculation for the purposes of gaining insights into a real problem. Modeling should aid discussions, help thinking and provide insights to problems where individuals and interests struggle to understand the problem and struggle to work together to address a problem. To aid model development and the interpretation and communication of modeling and model results and insights, simplicity is a great virtue. While complex problems sometimes require complex models, shedding of unneeded complexity is important. Local and in-house expertise is preferred when developing and applying watershed models because of better familiarity with the problems assessed. Model integration is a growing trend but requires as much expertise and resources as development of any single model component.

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Bibliographic Details
Main Authors: Lund, Jay R., Scheierling, Susanne M., Milne, Grant
Format: Working Paper biblioteca
Language:English
en_US
Published: World Bank, Washington, DC 2010-06
Subjects:AGRICULTURAL PRODUCTION, ANNUAL RAINFALL, AQUATIC SCIENCES, AQUIFER, AQUIFERS, ARTIFICIAL RECHARGE, BASINS, CAI, CANALS, CATCHMENT, CATCHMENT MANAGEMENT, CLIMATE CHANGE, CLIMATE CHANGES, COMPUTER SOFTWARE, CONJUNCTIVE USE, DECISION MAKERS, DECISION MAKING, DECISION SUPPORT SYSTEMS, DESALINATION, DISTILLATION, DOCUMENTS, DRAINAGE, DROUGHT, ENGINEERING, ENVIRONMENTAL IMPACTS, ENVIRONMENTAL MANAGEMENT, ENVIRONMENTAL PROTECTION, EVAPORATION, FLOOD, FLOOD CONTROL, FLOOD DAMAGE, FLOOD DAMAGE REDUCTION, FLOOD FORECASTING, FLOOD MANAGEMENT, FLOODING, FLOODS, FRESHWATER, GEOLOGY, GROUNDWATER, GROUNDWATER RECHARGE, GROUNDWATER RESOURCES, HYDRAULIC MODELING, HYDRAULICS, HYDROLOGIC CYCLE, HYDROLOGISTS, HYDROLOGY, INDUSTRIAL WATER, INFORMATION SYSTEMS, IRRIGATION, IRRIGATION SYSTEMS, LAND USE, LARGE URBAN WATER SUPPLY, LOCAL STAKEHOLDERS, MICROWATERSHED, MODELING, NATIONAL WATER POLICY, NATURAL RESOURCES, NAVIGATION, OPERATIONAL MANAGEMENT, OPERATIONAL POLICIES, PHYSICAL GEOGRAPHY, PIPE, PIPE NETWORK, PIPED WATER, PIPED WATER DISTRIBUTION, PIPELINE, PRECIPITATION, PUMPING STATIONS, RAINFALL, RAINWATER, REGIONAL WATER MANAGEMENT, REMOTE SENSING, RESERVOIRS, RIVER ANALYSIS, RIVER BASIN, RIVER BASIN MANAGEMENT, RIVER BASINS, RIVER MANAGEMENT, RIVERS, RUNOFF, SANITATION, SATELLITES, STAKEHOLDER PARTICIPATION, STATISTICAL SOFTWARE, STREAMFLOW, STREAMS, SUBSURFACE WATER, SURFACE WATER, SURFACE WATER BODIES, TRANSPARENCY, TREATMENT PLANTS, URBAN WATER, URBAN WATER SUPPLY, URBAN WATER SYSTEM, WATER ALLOCATION, WATER ANALYSIS, WATER BALANCE, WATER CONSERVATION, WATER DEMAND, WATER DEPARTMENT, WATER DISTRIBUTION, WATER DISTRICT, WATER FLOWS, WATER MANAGEMENT, WATER MANAGEMENT MODEL, WATER MANAGERS, WATER MARKETS, WATER QUALITY, WATER QUALITY MODELING, WATER RESOURCE, WATER RESOURCES, WATER RESOURCES MANAGEMENT, WATER RESOURCES PLANNING, WATER SECTOR, WATER SUPPLY, WATER SUPPLY SYSTEM, WATER SYSTEM, WATER SYSTEMS, WATER TREATMENT, WATER USE, WATER USERS, WATERSHED, WATERSHED MANAGEMENT, WATERSHED MODELS, WATERSHED PLANNING, WATERSHED SCALE, WATERSHEDS,
Online Access:http://documents.worldbank.org/curated/en/221531468330977191/Modeling-for-watershed-management-a-practitioners-guide
http://hdl.handle.net/10986/27841
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libraryname Biblioteca del Banco Mundial
language English
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topic AGRICULTURAL PRODUCTION
ANNUAL RAINFALL
AQUATIC SCIENCES
AQUIFER
AQUIFERS
ARTIFICIAL RECHARGE
BASINS
CAI
CANALS
CATCHMENT
CATCHMENT MANAGEMENT
CLIMATE CHANGE
CLIMATE CHANGES
COMPUTER SOFTWARE
CONJUNCTIVE USE
DECISION MAKERS
DECISION MAKING
DECISION SUPPORT SYSTEMS
DESALINATION
DISTILLATION
DOCUMENTS
DRAINAGE
DROUGHT
ENGINEERING
ENVIRONMENTAL IMPACTS
ENVIRONMENTAL MANAGEMENT
ENVIRONMENTAL PROTECTION
EVAPORATION
FLOOD
FLOOD CONTROL
FLOOD DAMAGE
FLOOD DAMAGE REDUCTION
FLOOD FORECASTING
FLOOD MANAGEMENT
FLOODING
FLOODS
FRESHWATER
GEOLOGY
GROUNDWATER
GROUNDWATER RECHARGE
GROUNDWATER RESOURCES
HYDRAULIC MODELING
HYDRAULICS
HYDROLOGIC CYCLE
HYDROLOGISTS
HYDROLOGY
INDUSTRIAL WATER
INFORMATION SYSTEMS
IRRIGATION
IRRIGATION SYSTEMS
LAND USE
LARGE URBAN WATER SUPPLY
LOCAL STAKEHOLDERS
MICROWATERSHED
MODELING
NATIONAL WATER POLICY
NATURAL RESOURCES
NAVIGATION
OPERATIONAL MANAGEMENT
OPERATIONAL POLICIES
PHYSICAL GEOGRAPHY
PIPE
PIPE NETWORK
PIPED WATER
PIPED WATER DISTRIBUTION
PIPELINE
PRECIPITATION
PUMPING STATIONS
RAINFALL
RAINWATER
REGIONAL WATER MANAGEMENT
REMOTE SENSING
RESERVOIRS
RIVER ANALYSIS
RIVER BASIN
RIVER BASIN MANAGEMENT
RIVER BASINS
RIVER MANAGEMENT
RIVERS
RUNOFF
SANITATION
SATELLITES
STAKEHOLDER PARTICIPATION
STATISTICAL SOFTWARE
STREAMFLOW
STREAMS
SUBSURFACE WATER
SURFACE WATER
SURFACE WATER BODIES
TRANSPARENCY
TREATMENT PLANTS
URBAN WATER
URBAN WATER SUPPLY
URBAN WATER SYSTEM
WATER ALLOCATION
WATER ANALYSIS
WATER BALANCE
WATER CONSERVATION
WATER DEMAND
WATER DEPARTMENT
WATER DISTRIBUTION
WATER DISTRICT
WATER FLOWS
WATER MANAGEMENT
WATER MANAGEMENT MODEL
WATER MANAGERS
WATER MARKETS
WATER QUALITY
WATER QUALITY MODELING
WATER RESOURCE
WATER RESOURCES
WATER RESOURCES MANAGEMENT
WATER RESOURCES PLANNING
WATER SECTOR
WATER SUPPLY
WATER SUPPLY SYSTEM
WATER SYSTEM
WATER SYSTEMS
WATER TREATMENT
WATER USE
WATER USERS
WATERSHED
WATERSHED MANAGEMENT
WATERSHED MODELS
WATERSHED PLANNING
WATERSHED SCALE
WATERSHEDS
AGRICULTURAL PRODUCTION
ANNUAL RAINFALL
AQUATIC SCIENCES
AQUIFER
AQUIFERS
ARTIFICIAL RECHARGE
BASINS
CAI
CANALS
CATCHMENT
CATCHMENT MANAGEMENT
CLIMATE CHANGE
CLIMATE CHANGES
COMPUTER SOFTWARE
CONJUNCTIVE USE
DECISION MAKERS
DECISION MAKING
DECISION SUPPORT SYSTEMS
DESALINATION
DISTILLATION
DOCUMENTS
DRAINAGE
DROUGHT
ENGINEERING
ENVIRONMENTAL IMPACTS
ENVIRONMENTAL MANAGEMENT
ENVIRONMENTAL PROTECTION
EVAPORATION
FLOOD
FLOOD CONTROL
FLOOD DAMAGE
FLOOD DAMAGE REDUCTION
FLOOD FORECASTING
FLOOD MANAGEMENT
FLOODING
FLOODS
FRESHWATER
GEOLOGY
GROUNDWATER
GROUNDWATER RECHARGE
GROUNDWATER RESOURCES
HYDRAULIC MODELING
HYDRAULICS
HYDROLOGIC CYCLE
HYDROLOGISTS
HYDROLOGY
INDUSTRIAL WATER
INFORMATION SYSTEMS
IRRIGATION
IRRIGATION SYSTEMS
LAND USE
LARGE URBAN WATER SUPPLY
LOCAL STAKEHOLDERS
MICROWATERSHED
MODELING
NATIONAL WATER POLICY
NATURAL RESOURCES
NAVIGATION
OPERATIONAL MANAGEMENT
OPERATIONAL POLICIES
PHYSICAL GEOGRAPHY
PIPE
PIPE NETWORK
PIPED WATER
PIPED WATER DISTRIBUTION
PIPELINE
PRECIPITATION
PUMPING STATIONS
RAINFALL
RAINWATER
REGIONAL WATER MANAGEMENT
REMOTE SENSING
RESERVOIRS
RIVER ANALYSIS
RIVER BASIN
RIVER BASIN MANAGEMENT
RIVER BASINS
RIVER MANAGEMENT
RIVERS
RUNOFF
SANITATION
SATELLITES
STAKEHOLDER PARTICIPATION
STATISTICAL SOFTWARE
STREAMFLOW
STREAMS
SUBSURFACE WATER
SURFACE WATER
SURFACE WATER BODIES
TRANSPARENCY
TREATMENT PLANTS
URBAN WATER
URBAN WATER SUPPLY
URBAN WATER SYSTEM
WATER ALLOCATION
WATER ANALYSIS
WATER BALANCE
WATER CONSERVATION
WATER DEMAND
WATER DEPARTMENT
WATER DISTRIBUTION
WATER DISTRICT
WATER FLOWS
WATER MANAGEMENT
WATER MANAGEMENT MODEL
WATER MANAGERS
WATER MARKETS
WATER QUALITY
WATER QUALITY MODELING
WATER RESOURCE
WATER RESOURCES
WATER RESOURCES MANAGEMENT
WATER RESOURCES PLANNING
WATER SECTOR
WATER SUPPLY
WATER SUPPLY SYSTEM
WATER SYSTEM
WATER SYSTEMS
WATER TREATMENT
WATER USE
WATER USERS
WATERSHED
WATERSHED MANAGEMENT
WATERSHED MODELS
WATERSHED PLANNING
WATERSHED SCALE
WATERSHEDS
spellingShingle AGRICULTURAL PRODUCTION
ANNUAL RAINFALL
AQUATIC SCIENCES
AQUIFER
AQUIFERS
ARTIFICIAL RECHARGE
BASINS
CAI
CANALS
CATCHMENT
CATCHMENT MANAGEMENT
CLIMATE CHANGE
CLIMATE CHANGES
COMPUTER SOFTWARE
CONJUNCTIVE USE
DECISION MAKERS
DECISION MAKING
DECISION SUPPORT SYSTEMS
DESALINATION
DISTILLATION
DOCUMENTS
DRAINAGE
DROUGHT
ENGINEERING
ENVIRONMENTAL IMPACTS
ENVIRONMENTAL MANAGEMENT
ENVIRONMENTAL PROTECTION
EVAPORATION
FLOOD
FLOOD CONTROL
FLOOD DAMAGE
FLOOD DAMAGE REDUCTION
FLOOD FORECASTING
FLOOD MANAGEMENT
FLOODING
FLOODS
FRESHWATER
GEOLOGY
GROUNDWATER
GROUNDWATER RECHARGE
GROUNDWATER RESOURCES
HYDRAULIC MODELING
HYDRAULICS
HYDROLOGIC CYCLE
HYDROLOGISTS
HYDROLOGY
INDUSTRIAL WATER
INFORMATION SYSTEMS
IRRIGATION
IRRIGATION SYSTEMS
LAND USE
LARGE URBAN WATER SUPPLY
LOCAL STAKEHOLDERS
MICROWATERSHED
MODELING
NATIONAL WATER POLICY
NATURAL RESOURCES
NAVIGATION
OPERATIONAL MANAGEMENT
OPERATIONAL POLICIES
PHYSICAL GEOGRAPHY
PIPE
PIPE NETWORK
PIPED WATER
PIPED WATER DISTRIBUTION
PIPELINE
PRECIPITATION
PUMPING STATIONS
RAINFALL
RAINWATER
REGIONAL WATER MANAGEMENT
REMOTE SENSING
RESERVOIRS
RIVER ANALYSIS
RIVER BASIN
RIVER BASIN MANAGEMENT
RIVER BASINS
RIVER MANAGEMENT
RIVERS
RUNOFF
SANITATION
SATELLITES
STAKEHOLDER PARTICIPATION
STATISTICAL SOFTWARE
STREAMFLOW
STREAMS
SUBSURFACE WATER
SURFACE WATER
SURFACE WATER BODIES
TRANSPARENCY
TREATMENT PLANTS
URBAN WATER
URBAN WATER SUPPLY
URBAN WATER SYSTEM
WATER ALLOCATION
WATER ANALYSIS
WATER BALANCE
WATER CONSERVATION
WATER DEMAND
WATER DEPARTMENT
WATER DISTRIBUTION
WATER DISTRICT
WATER FLOWS
WATER MANAGEMENT
WATER MANAGEMENT MODEL
WATER MANAGERS
WATER MARKETS
WATER QUALITY
WATER QUALITY MODELING
WATER RESOURCE
WATER RESOURCES
WATER RESOURCES MANAGEMENT
WATER RESOURCES PLANNING
WATER SECTOR
WATER SUPPLY
WATER SUPPLY SYSTEM
WATER SYSTEM
WATER SYSTEMS
WATER TREATMENT
WATER USE
WATER USERS
WATERSHED
WATERSHED MANAGEMENT
WATERSHED MODELS
WATERSHED PLANNING
WATERSHED SCALE
WATERSHEDS
AGRICULTURAL PRODUCTION
ANNUAL RAINFALL
AQUATIC SCIENCES
AQUIFER
AQUIFERS
ARTIFICIAL RECHARGE
BASINS
CAI
CANALS
CATCHMENT
CATCHMENT MANAGEMENT
CLIMATE CHANGE
CLIMATE CHANGES
COMPUTER SOFTWARE
CONJUNCTIVE USE
DECISION MAKERS
DECISION MAKING
DECISION SUPPORT SYSTEMS
DESALINATION
DISTILLATION
DOCUMENTS
DRAINAGE
DROUGHT
ENGINEERING
ENVIRONMENTAL IMPACTS
ENVIRONMENTAL MANAGEMENT
ENVIRONMENTAL PROTECTION
EVAPORATION
FLOOD
FLOOD CONTROL
FLOOD DAMAGE
FLOOD DAMAGE REDUCTION
FLOOD FORECASTING
FLOOD MANAGEMENT
FLOODING
FLOODS
FRESHWATER
GEOLOGY
GROUNDWATER
GROUNDWATER RECHARGE
GROUNDWATER RESOURCES
HYDRAULIC MODELING
HYDRAULICS
HYDROLOGIC CYCLE
HYDROLOGISTS
HYDROLOGY
INDUSTRIAL WATER
INFORMATION SYSTEMS
IRRIGATION
IRRIGATION SYSTEMS
LAND USE
LARGE URBAN WATER SUPPLY
LOCAL STAKEHOLDERS
MICROWATERSHED
MODELING
NATIONAL WATER POLICY
NATURAL RESOURCES
NAVIGATION
OPERATIONAL MANAGEMENT
OPERATIONAL POLICIES
PHYSICAL GEOGRAPHY
PIPE
PIPE NETWORK
PIPED WATER
PIPED WATER DISTRIBUTION
PIPELINE
PRECIPITATION
PUMPING STATIONS
RAINFALL
RAINWATER
REGIONAL WATER MANAGEMENT
REMOTE SENSING
RESERVOIRS
RIVER ANALYSIS
RIVER BASIN
RIVER BASIN MANAGEMENT
RIVER BASINS
RIVER MANAGEMENT
RIVERS
RUNOFF
SANITATION
SATELLITES
STAKEHOLDER PARTICIPATION
STATISTICAL SOFTWARE
STREAMFLOW
STREAMS
SUBSURFACE WATER
SURFACE WATER
SURFACE WATER BODIES
TRANSPARENCY
TREATMENT PLANTS
URBAN WATER
URBAN WATER SUPPLY
URBAN WATER SYSTEM
WATER ALLOCATION
WATER ANALYSIS
WATER BALANCE
WATER CONSERVATION
WATER DEMAND
WATER DEPARTMENT
WATER DISTRIBUTION
WATER DISTRICT
WATER FLOWS
WATER MANAGEMENT
WATER MANAGEMENT MODEL
WATER MANAGERS
WATER MARKETS
WATER QUALITY
WATER QUALITY MODELING
WATER RESOURCE
WATER RESOURCES
WATER RESOURCES MANAGEMENT
WATER RESOURCES PLANNING
WATER SECTOR
WATER SUPPLY
WATER SUPPLY SYSTEM
WATER SYSTEM
WATER SYSTEMS
WATER TREATMENT
WATER USE
WATER USERS
WATERSHED
WATERSHED MANAGEMENT
WATERSHED MODELS
WATERSHED PLANNING
WATERSHED SCALE
WATERSHEDS
Lund, Jay R.
Scheierling, Susanne M.
Milne, Grant
Modeling for Watershed Management : A Practitioner's Guide
description Watershed management problems are usually quite diverse, and involve a wide range of biological, geological, chemical, and physical processes with complex human, social, and economic contexts. The working note seeks to show that computer modeling allows us to better organize, test, and refine our thinking about watershed management problems and potential solutions. Typically, the flow of water leads modeling to be organized into the following areas: (i) precipitation and climate models; (ii) precipitation-runoff models; (iii) stream and aquifer models; (iv) infrastructure operations models; (v) economic, agronomic, social, environmental demand and performance models; and (vi) decision-making models. Selecting the right model to apply to specific problems requires that several factors be considered along with the objectives for modeling in the context of the field decision problem. Key factors include understandability, development and application time, resources required, transferability and maintenance. Good modeling is common-sense and understanding reduced to calculation for the purposes of gaining insights into a real problem. Modeling should aid discussions, help thinking and provide insights to problems where individuals and interests struggle to understand the problem and struggle to work together to address a problem. To aid model development and the interpretation and communication of modeling and model results and insights, simplicity is a great virtue. While complex problems sometimes require complex models, shedding of unneeded complexity is important. Local and in-house expertise is preferred when developing and applying watershed models because of better familiarity with the problems assessed. Model integration is a growing trend but requires as much expertise and resources as development of any single model component.
format Working Paper
topic_facet AGRICULTURAL PRODUCTION
ANNUAL RAINFALL
AQUATIC SCIENCES
AQUIFER
AQUIFERS
ARTIFICIAL RECHARGE
BASINS
CAI
CANALS
CATCHMENT
CATCHMENT MANAGEMENT
CLIMATE CHANGE
CLIMATE CHANGES
COMPUTER SOFTWARE
CONJUNCTIVE USE
DECISION MAKERS
DECISION MAKING
DECISION SUPPORT SYSTEMS
DESALINATION
DISTILLATION
DOCUMENTS
DRAINAGE
DROUGHT
ENGINEERING
ENVIRONMENTAL IMPACTS
ENVIRONMENTAL MANAGEMENT
ENVIRONMENTAL PROTECTION
EVAPORATION
FLOOD
FLOOD CONTROL
FLOOD DAMAGE
FLOOD DAMAGE REDUCTION
FLOOD FORECASTING
FLOOD MANAGEMENT
FLOODING
FLOODS
FRESHWATER
GEOLOGY
GROUNDWATER
GROUNDWATER RECHARGE
GROUNDWATER RESOURCES
HYDRAULIC MODELING
HYDRAULICS
HYDROLOGIC CYCLE
HYDROLOGISTS
HYDROLOGY
INDUSTRIAL WATER
INFORMATION SYSTEMS
IRRIGATION
IRRIGATION SYSTEMS
LAND USE
LARGE URBAN WATER SUPPLY
LOCAL STAKEHOLDERS
MICROWATERSHED
MODELING
NATIONAL WATER POLICY
NATURAL RESOURCES
NAVIGATION
OPERATIONAL MANAGEMENT
OPERATIONAL POLICIES
PHYSICAL GEOGRAPHY
PIPE
PIPE NETWORK
PIPED WATER
PIPED WATER DISTRIBUTION
PIPELINE
PRECIPITATION
PUMPING STATIONS
RAINFALL
RAINWATER
REGIONAL WATER MANAGEMENT
REMOTE SENSING
RESERVOIRS
RIVER ANALYSIS
RIVER BASIN
RIVER BASIN MANAGEMENT
RIVER BASINS
RIVER MANAGEMENT
RIVERS
RUNOFF
SANITATION
SATELLITES
STAKEHOLDER PARTICIPATION
STATISTICAL SOFTWARE
STREAMFLOW
STREAMS
SUBSURFACE WATER
SURFACE WATER
SURFACE WATER BODIES
TRANSPARENCY
TREATMENT PLANTS
URBAN WATER
URBAN WATER SUPPLY
URBAN WATER SYSTEM
WATER ALLOCATION
WATER ANALYSIS
WATER BALANCE
WATER CONSERVATION
WATER DEMAND
WATER DEPARTMENT
WATER DISTRIBUTION
WATER DISTRICT
WATER FLOWS
WATER MANAGEMENT
WATER MANAGEMENT MODEL
WATER MANAGERS
WATER MARKETS
WATER QUALITY
WATER QUALITY MODELING
WATER RESOURCE
WATER RESOURCES
WATER RESOURCES MANAGEMENT
WATER RESOURCES PLANNING
WATER SECTOR
WATER SUPPLY
WATER SUPPLY SYSTEM
WATER SYSTEM
WATER SYSTEMS
WATER TREATMENT
WATER USE
WATER USERS
WATERSHED
WATERSHED MANAGEMENT
WATERSHED MODELS
WATERSHED PLANNING
WATERSHED SCALE
WATERSHEDS
author Lund, Jay R.
Scheierling, Susanne M.
Milne, Grant
author_facet Lund, Jay R.
Scheierling, Susanne M.
Milne, Grant
author_sort Lund, Jay R.
title Modeling for Watershed Management : A Practitioner's Guide
title_short Modeling for Watershed Management : A Practitioner's Guide
title_full Modeling for Watershed Management : A Practitioner's Guide
title_fullStr Modeling for Watershed Management : A Practitioner's Guide
title_full_unstemmed Modeling for Watershed Management : A Practitioner's Guide
title_sort modeling for watershed management : a practitioner's guide
publisher World Bank, Washington, DC
publishDate 2010-06
url http://documents.worldbank.org/curated/en/221531468330977191/Modeling-for-watershed-management-a-practitioners-guide
http://hdl.handle.net/10986/27841
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AT scheierlingsusannem modelingforwatershedmanagementapractitionersguide
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spelling dig-okr-10986278412021-04-23T14:04:44Z Modeling for Watershed Management : A Practitioner's Guide Lund, Jay R. Scheierling, Susanne M. Milne, Grant AGRICULTURAL PRODUCTION ANNUAL RAINFALL AQUATIC SCIENCES AQUIFER AQUIFERS ARTIFICIAL RECHARGE BASINS CAI CANALS CATCHMENT CATCHMENT MANAGEMENT CLIMATE CHANGE CLIMATE CHANGES COMPUTER SOFTWARE CONJUNCTIVE USE DECISION MAKERS DECISION MAKING DECISION SUPPORT SYSTEMS DESALINATION DISTILLATION DOCUMENTS DRAINAGE DROUGHT ENGINEERING ENVIRONMENTAL IMPACTS ENVIRONMENTAL MANAGEMENT ENVIRONMENTAL PROTECTION EVAPORATION FLOOD FLOOD CONTROL FLOOD DAMAGE FLOOD DAMAGE REDUCTION FLOOD FORECASTING FLOOD MANAGEMENT FLOODING FLOODS FRESHWATER GEOLOGY GROUNDWATER GROUNDWATER RECHARGE GROUNDWATER RESOURCES HYDRAULIC MODELING HYDRAULICS HYDROLOGIC CYCLE HYDROLOGISTS HYDROLOGY INDUSTRIAL WATER INFORMATION SYSTEMS IRRIGATION IRRIGATION SYSTEMS LAND USE LARGE URBAN WATER SUPPLY LOCAL STAKEHOLDERS MICROWATERSHED MODELING NATIONAL WATER POLICY NATURAL RESOURCES NAVIGATION OPERATIONAL MANAGEMENT OPERATIONAL POLICIES PHYSICAL GEOGRAPHY PIPE PIPE NETWORK PIPED WATER PIPED WATER DISTRIBUTION PIPELINE PRECIPITATION PUMPING STATIONS RAINFALL RAINWATER REGIONAL WATER MANAGEMENT REMOTE SENSING RESERVOIRS RIVER ANALYSIS RIVER BASIN RIVER BASIN MANAGEMENT RIVER BASINS RIVER MANAGEMENT RIVERS RUNOFF SANITATION SATELLITES STAKEHOLDER PARTICIPATION STATISTICAL SOFTWARE STREAMFLOW STREAMS SUBSURFACE WATER SURFACE WATER SURFACE WATER BODIES TRANSPARENCY TREATMENT PLANTS URBAN WATER URBAN WATER SUPPLY URBAN WATER SYSTEM WATER ALLOCATION WATER ANALYSIS WATER BALANCE WATER CONSERVATION WATER DEMAND WATER DEPARTMENT WATER DISTRIBUTION WATER DISTRICT WATER FLOWS WATER MANAGEMENT WATER MANAGEMENT MODEL WATER MANAGERS WATER MARKETS WATER QUALITY WATER QUALITY MODELING WATER RESOURCE WATER RESOURCES WATER RESOURCES MANAGEMENT WATER RESOURCES PLANNING WATER SECTOR WATER SUPPLY WATER SUPPLY SYSTEM WATER SYSTEM WATER SYSTEMS WATER TREATMENT WATER USE WATER USERS WATERSHED WATERSHED MANAGEMENT WATERSHED MODELS WATERSHED PLANNING WATERSHED SCALE WATERSHEDS Watershed management problems are usually quite diverse, and involve a wide range of biological, geological, chemical, and physical processes with complex human, social, and economic contexts. The working note seeks to show that computer modeling allows us to better organize, test, and refine our thinking about watershed management problems and potential solutions. Typically, the flow of water leads modeling to be organized into the following areas: (i) precipitation and climate models; (ii) precipitation-runoff models; (iii) stream and aquifer models; (iv) infrastructure operations models; (v) economic, agronomic, social, environmental demand and performance models; and (vi) decision-making models. Selecting the right model to apply to specific problems requires that several factors be considered along with the objectives for modeling in the context of the field decision problem. Key factors include understandability, development and application time, resources required, transferability and maintenance. Good modeling is common-sense and understanding reduced to calculation for the purposes of gaining insights into a real problem. Modeling should aid discussions, help thinking and provide insights to problems where individuals and interests struggle to understand the problem and struggle to work together to address a problem. To aid model development and the interpretation and communication of modeling and model results and insights, simplicity is a great virtue. While complex problems sometimes require complex models, shedding of unneeded complexity is important. Local and in-house expertise is preferred when developing and applying watershed models because of better familiarity with the problems assessed. Model integration is a growing trend but requires as much expertise and resources as development of any single model component. 2017-08-15T18:36:10Z 2017-08-15T18:36:10Z 2010-06 Working Paper http://documents.worldbank.org/curated/en/221531468330977191/Modeling-for-watershed-management-a-practitioners-guide http://hdl.handle.net/10986/27841 English en_US Water Working Notes;No. 27 CC BY 3.0 IGO http://creativecommons.org/licenses/by/3.0/igo World Bank World Bank, Washington, DC Publications & Research :: Working Paper Publications & Research