KIT – University of the State of Baden-Württemberg and National Large-scale Research Center of the Helmholtz Association INSTITUTE FOR WATER AND RIVER BASIN MANAGEMENT Department of Aquatic Environmental Engineering MoRE – Modelling of Regionalized Emissions

Institute for Water and River Basin Management Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions General Model Approach Empirical equations Hydrology Topography Geology Land Use Statistical Data Substance Data Process Parameter Pathway specific and regionalized emissions into water bodies Pedology Input data Formulas Algorithm stacks Algorithms

Institute for Water and River Basin Management Implemented Pathways Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions

Institute for Water and River Basin Management Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions MoRE Operation-core standalone module MoRE Operation-core standalone module Calculation MoRE Data-management Developer interface MoRE Data-management Developer interface Editing Data import Results and comparison Data export Editing Data import Results and comparison Data export Dynamic Linkage Postgre SQL MoRE Database Postgre SQL MoRE Database Metadata Input data Formulas Results Records Metadata Input data Formulas Results Records MoRE Architecture MoRE GIS user interface MoRE GIS user interface Scenario definition Visualization of results Data export Scenario definition Visualization of results Data export

Institute for Water and River Basin Management Basic Structural Elements Definition of single formulas Declaration Content e.g. arable area, agricultural area sequence of several algorithms e.g. pathway: tile drained area  discharge from tile drained areas  emission via tile drainage Definition of calculation sequences e.g. arable area  agricultural area  tile drained area formula algorithm stack algorithm Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions

Institute for Water and River Basin Management Calculation of Drained Areas Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions calculation step 2 input data Intermediate result calculation step 1 will be used for further calculations calculation step 3 Algorithm Stack Emissions via Tile Drainage

Institute for Water and River Basin Management Calculation of Tile Drainage Flow Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions input data calculation step 4calculation step 5 Intermediate result will be used for further calculations Algorithm Stack Emissions via Tile Drainage

Institute for Water and River Basin Management Calculation of Emissions via Tile Drainage Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions input data calculation step 6 Final result Algorithm Stack Emissions via Tile Drainage

Institute for Water and River Basin Management Advantages of the MoRE Implementation Flexibility The model allows to define any new variables and equitation without any programming efforts New substances could be implemented easily Widely applicable Documentation All input data are well documented (from where, from whom ….) Formulas, algorithm and algorithm stacks are provided in form of flow charts Version control is included Detailed report of any operation is available Simple and coherent data structure All information required are organize systematically in one database Complex pathways of emission can be subdivided in simple formulas and algorithms Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions

Institute for Water and River Basin Management More MoRE- Architecture and Functionality during Coffee Break Dr. Stephan Fuchs – MoRE - Modelling of Regionalized Emissions