Files for each hemisphere sea ice concentration (25km)

NSIDC passive microwave sea ice concentration since 1978.

nsidc_south_files(..., .local_root = NULL)

nsidc_north_files(..., .local_root = NULL)

Arguments

...	ignored for now
.local_root	allows local use, to shortcut and use the local data library (under expert guidance)

Value

data frame of date and url and miss which is TRUE if infilled

Details

Time series has been expanded to be daily, by infilling a date for any missing, with this indicated on the miss column.

Examples

nsidc_south_files()
#> # A tibble: 15,556 x 3
#>    date                url                                                 miss 
#>    <dttm>              <chr>                                               <lgl>
#>  1 1978-10-26 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  2 1978-10-27 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  3 1978-10-28 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  4 1978-10-29 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  5 1978-10-30 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  6 1978-10-31 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  7 1978-11-01 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  8 1978-11-02 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  9 1978-11-03 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#> 10 1978-11-04 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#> # … with 15,546 more rows
nsidc_north_files()
#> # A tibble: 15,556 x 3
#>    date                url                                                 miss 
#>    <dttm>              <chr>                                               <lgl>
#>  1 1978-10-26 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  2 1978-10-27 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  3 1978-10-28 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  4 1978-10-29 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  5 1978-10-30 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  6 1978-10-31 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  7 1978-11-01 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#>  8 1978-11-02 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#>  9 1978-11-03 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… FALSE
#> 10 1978-11-04 00:00:00 ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_g… TRUE 
#> # … with 15,546 more rows