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