as_mysftime             Create an 'sftime' object
calculate_covariates    Calculate covariates wrapper function
calculate_cropscape     Calculate Cropscape covariates
calculate_ecoregion     Calculate ecoregions covariates
calculate_geos          Calculate atmospheric composition covariates
calculate_gmted         Calculate elevation covariates
calculate_gridmet       Calculate gridMET covariates
calculate_groads        Calculate roads covariates
calculate_hms           Calculate wildfire smoke covariates
calculate_huc           Calculate HUC covariates
calculate_koppen_geiger
                        Calculate climate classification covariates
calculate_lagged        Calculate temporally lagged covariates
calculate_merra2        Calculate meteorological and atmospheric
                        covariates
calculate_modis         Calculate MODIS product covariates in multiple
                        CPU threads
calculate_narr          Calculate meteorological covariates
calculate_nei           Calculate road emissions covariates
calculate_nlcd          Calculate land cover covariates
calculate_population    Calculate population density covariates
calculate_prism         Calculate PRISM covariates
calculate_temporal_dummies
                        Calculate temporal dummy covariates
calculate_terraclimate
                        Calculate TerraClimate covariates
calculate_tri           Calculate toxic release covariates
download_aqs            Download air quality data
download_cropscape      Download CropScape data
download_data           Download raw data wrapper function
download_ecoregion      Download ecoregion data
download_edgar          Download EDGAR Emissions Data
download_geos           Download atmospheric composition data
download_gmted          Download elevation data
download_gridmet        Download gridMET data
download_groads         Download roads data
download_hms            Download wildfire smoke data
download_huc            Download National Hydrography Dataset (NHD)
                        data
download_koppen_geiger
                        Download climate classification data
download_merra2         Download meteorological and atmospheric data
download_modis          Download MODIS product files
download_narr           Download meteorological data
download_nei            Download road emissions data
download_nlcd           Download land cover data
download_population     Download population density data
download_prism          Download PRISM data
download_terraclimate   Download TerraClimate data
download_tri            Download toxic release data
dt_as_mysftime          Convert a 'data.table' to an 'sftime'
process_aqs             Process U.S. EPA AQS daily CSV data
process_blackmarble     Assign VIIRS Black Marble products corner
                        coordinates to retrieve a merged raster
process_covariates      Process raw data wrapper function
process_cropscape       Process CropScape data
process_ecoregion       Process ecoregion data
process_geos            Process atmospheric composition data
process_gmted           Process elevation data
process_gridmet         Process gridMET data
process_groads          Process roads data
process_hms             Process wildfire smoke data
process_huc             Retrieve Hydrologic Unit Code (HUC) data
process_koppen_geiger   Process climate classification data
process_merra2          Process meteorological and atmospheric data
process_modis_merge     Process MODIS .hdf files
process_modis_sds       Process MODIS sub-datasets
process_modis_swath     Mosaic MODIS swaths
process_narr            Process meteorological data
process_nei             Process road emissions data
process_nlcd            Process land cover data
process_population      Process population density data
process_prism           Process PRISM data
process_terraclimate    Process TerraClimate data
process_tri             Process toxic release data
sf_as_mysftime          Convert an 'sf' to an 'sftime'
sftime_as_mysftime      Convert an 'sftime' to a 'mysftime'
sftime_as_sf            Convert an 'sftime' to an 'sf'
sftime_as_spatraster    Convert an 'sftime' to a 'SpatRaster'
sftime_as_spatrds       Convert an 'sftime' to a 'SpatRasterDataset'
sftime_as_spatvector    Convert an 'sftime' to a 'SpatVector'
spatraster_as_sftime    Convert a 'SpatRaster' to an 'sftime'
spatrds_as_sftime       Convert a 'SpatRasterDataset' to an 'sftime'
spatvector_as_sftime    Convert a 'SpatVector' to an 'sftime'
sum_edc                 Calculate isotropic Sum of Exponentially
                        Decaying Contributions (SEDC) covariates
