ls_fetch_usa: Fetch USA Forest Inventory and Analysis (FIA) datasets

In ropenscilabs/laselva: Access to Global Forest Inventory Data

Description

Fetch USA Forest Inventory and Analysis (FIA) datasets

Usage

ls_fetch_usa(state, what = "tree", ...)

Arguments

state	(character) one or more states (2 letter code), or the special "all", for all states
what	(character) what data to get, one or more values, default: tree
...	curl options passed on to crul::verb-GET

Value

a tibble (a data.frame)

Examples

## Not run: 
# Northern Mariana Islands - trees
ls_fetch_usa(state = "MP")
# Guam - trees
ls_fetch_usa(state = "GU")
# Guam - seedling
ls_fetch_usa(state = "GU", what = "seedling")
# Alaska - plot
ak_plot <- ls_fetch_usa(state = "AK", what = "plot")
# Arizona - vegetiation subplot - no data, empty data.frame
ls_fetch_usa(state = "AZ", what = "veg_subplot")

# multiple states
x <- ls_fetch_usa(state = c('mp', 'gu'))
x$mp_tree
x$gu_tree

# multiple datasets
y <- ls_fetch_usa('as', what = c('seedling', 'plot'))
y$as_seedling
y$as_plot

# multiple states and multiple datasets
z <- ls_fetch_usa(state = c('mp', 'gu'), what = c('seedling', 'plot'))
z$mp_seedling
z$mp_plot
z$gu_seedling
z$gu_plot

# all states, be careful, lots of data
## ls_fetch_usa("all", "subplot_regen")

## End(Not run)

ropenscilabs/laselva documentation built on April 11, 2021, 10:45 a.m.