Download the latest version of the GIMMS NDVI3g file inventory from the NASA
Ames Ecological Forecasting Lab (ECOCAST) or NASA Earth Exchange (NEX) Amazon
AWS. If none of the specified endpoints is reachable (e.g., if there is no
active internet connection), the latest local version of the file inventory
is used.
Usage
updateInventory(server = c("ecocast", "nasanex"), version = 1L)
Arguments
server
character. Specifies the remote server to use. Currently
available options are "ecocast" (default) and "nasanex".
version
integer (or any other convertible class), defaults to
1L. Specifies desired GIMMS NDVI3g product version, see 'Details'.
Currently ignored if server = "nasanex".
Value
A character vector of online filepaths.
Details
GIMMS NDVI3g.v1 is currently available from ECOCAST until end 2015 and comes
in NetCDF (.nc4) format. In contrast, NDVI3g.v0 is available as ENVI
binary imagery and available from ECOCAST (NASANEX) until end 2013 (2012)
only.