Anthropogenic Litter Cleanups in Iowa Riparian Areas Reveal the Importance of Near-Stream and Watershed Scale Land Use

IowaRiparianTrashFinal.R holds all code used to create figures and analyze data (all other files) for the publication Cowger,Gray, Schultz 2019.<br>ModelStreamsRoadDist.csv holds model input for Road distance variable. <br>ModelStreamsBufferArea.csv holds the buffer area to normalize road distance for model input.<br>AllLandCorrelations.csv has correlations for all land types and litter types.<br>ConfoundingFactorsCorrelation.csv contains confounding correlations. <br>AnnualCleanup.shp are the results from cleanups. <br>ModelOutput.shp is the output from modeled streams. <br>200m.csv - Watershed.csv are zonal statistics results in buffers around surveyed streams.<br>BufferArea.csv is the area of the buffers used in zonal statistics. <br>ModelResults.shp holds a shapefile of the model output for the litter in all Iowa streams.<br>TrashandUrban.csv are original observations of litter in riparian areas. <br>Questions can be directed to Win Cowger ([e-mail])<br>