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The rest! Data requirements Rarely specified; POPPIE/MAGPIE databases; EA WQ data Usability Hard to judge from descriptions Scales Local to global! Data provision?? A6 A6        What have we learnt?A framework is needed to describe the projects to ensure consistency Critical factors e.g. scale are rarely stated In some cases what is being measured is not stated! Purpose of project is often woolly or simply not statedStrengths & WeaknessesWide range of aquatic environments covered rivers, lakes and reservoirs Decision support tools are important& & but their focus is not always clear Many projects resort to existing models e.g. SWAT but there is no critique of how appropriate they are in the context of study Large number of nutrient studies Fewer pesticide/pathogen studies than anticipated Policy requirements are not centralv+ZZ&Z%ZZ+&%GapsThere is no ideal model There are few projects that integrate across scales Many projects remain site-specific or are simple screening tools Most projects have a strong agricultural bias urban diffuse sources Other rural sources e.g. septic tanks Other land uses Another sweep through existing studies needed once a formal framework is defined& NLSLR___333Future DirectionNew framework for categorising sections of database in a consistent format is needed Need to re-visit all projects owing to  mis-categorisation Need to identify modelling needs in context of diffuse pollution Identify policy/management questions Identify the outputs required to meet policy issues Define what research questions need to be asked in order to deliver these outputs? *ZZ} ` Ot{h______` M <ff33̙3` +ffO=ff̙H7` fff3f̙` Tff33ff` 0Ky{kOz` )R{f` GiIfff̙fR` ̙|̙3f` 3ff~>?" dd@'?lFd@  nK'o`P( n?" dd@   @@``PT     o (`0p>> ''D(  DZB D c $D` " D 6 M } L V Click to edit Master title style! ! 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