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Download

Functions which download data from URLs

download_data()
Download raw data wrapper function
download_aqs()
Download air quality data
download_cropscape()
Download CropScape data
download_drought()
Download drought index data
download_ecoregion()
Download ecoregion data
download_edgar()
Download EDGAR Emissions Data
download_geos()
Download atmospheric composition data
download_gmted()
Download elevation data
download_goes()
Download NOAA GOES ADP 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_improve()
Download IMPROVE aerosol monitoring 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 National Land Cover Database (NLCD) data
download_population()
Download population density data
download_prism()
Download PRISM data
download_terraclimate()
Download TerraClimate data
download_tri()
Download toxic release data

Process

Functions which import and clean raw data

process_covariates()
Process raw data wrapper function
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_cropscape()
Process CropScape data
process_drought()
Process drought index data
process_ecoregion()
Process ecoregion data
process_edgar()
Process EDGAR emissions data
process_geos()
Process atmospheric composition data
process_gmted()
Process elevation data
process_goes()
Process NOAA GOES ADP 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_improve()
Process IMPROVE aerosol monitoring data
process_koppen_geiger()
Process climate classification data
process_merra2()
Process meteorological and atmospheric data
process_modis_daily()
Process MODIS files as daily outputs
process_modis_merge()
Process MODIS .hdf files
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

Covariates

Functions which extract data values at user-defined points

calculate_covariates()
Calculate covariates wrapper function
calculate_cropscape()
Calculate Cropscape covariates
calculate_drought()
Calculate drought index covariates
calculate_ecoregion()
Calculate ecoregions covariates
calculate_edgar()
Calculate EDGAR covariates
calculate_geos()
Calculate atmospheric composition covariates
calculate_gmted()
Calculate elevation covariates
calculate_goes()
Calculate NOAA GOES ADP 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
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
sum_edc()
Calculate isotropic Sum of Exponentially Decaying Contributions (SEDC) covariates

Spatio-Temporal

Functions which convert to, from, and between spatio-temporal data types

as_mysftime()
Create an sftime object
dt_as_mysftime()
Convert a data.table to an sftime
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

Utilities

Utility helpers intended for direct user workflows

setup_nasa_token()
Set up NASA EarthData authentication
get_tri_info()
Get TRI lookup information for chemicals or industries
get_geos_info()
Get GEOS variable lookup information
get_merra2_info()
Get MERRA2 variable lookup information
get_modis_info()
Get MODIS product subdataset lookup information