# Estimation of Forest Variables using the FIA Database

## Documentation for package ‘rFIA’ version 1.1.3

- DESCRIPTION file
- Package NEWS
- Package README

## Help Pages

area | Estimate forest land area from FIADB
areaChange | Estimate land area change from the FIADB
biomass | Estimate tree biomass and carbon stocks from the FIADB
carbon | Estimate carbon stocks by IPCC forest carbon pools from the FIADB
clipFIA | Spatial and temporal queries for FIADB
countiesRI | County boundaries of Rhode Island
customPSE | Post-stratified estimator for custom variables in FIA Data
diversity | Estimate diversity from FIADB
dwm | Estimate volume, biomass, and carbon stocks of down woody material (fuels) from FIADB
fiaRI | FIADB for Rhode Island 2013 - 2018
findEVALID | Find EVALIDs used in the FIADB
fsi | Estimate the Forest Stability Index from the FIADB
getDesignInfo | Extract design features for FIA inventories
getFIA | Download FIA Data and Load into R
growMort | Estimate growth, recruitment, mortality, and harvest rates from FIADB
intersectFIA | Intersect FIA data with spatial polygons
invasive | Estimate invasive species coverage from FIADB
makeClasses | Convert numeric variables to class intervals (factor)
plotFIA | Static and animated plots of FIA summaries
readFIA | Load FIA database into R environment from local directory
seedling | Estimate seedling abundance per acre from FIADB
standStruct | Estimate forest structural stage distribution from FIADB
tpa | Estimate trees per acre and basal area per acre from FIADB
vegStruct | Estimate vegation cover by canopy layer from FIADB
vitalRates | Estimate tree growth rates from FIADB
volume | Estimate merchantable tree volume from the FIADB
writeFIA | Write FIA tables to local directory