# Data accessed manually by a human following instructions:

Dataset can be found on the European Space Agency (ESA)
Climate Change Initiative (CCI) products website
(http://products.esa-icesheets-cci.org). Data are free to
download after simple registration requiring `first.last` name
and `affiliation`. No password is required.

# Data processed using the following steps:

unzip {input_dir}/greenland_sgl_s2_20190501_20191001_jakobshavn_v1_1.zip "*merged*" -d {output_dir}

ogr2ogr -lco ENCODING=UTF-8 -t_srs EPSG:3413 -clipdst {assets_dir}/greenland_rectangle.geojson -makevalid -dialect sqlite -sql "SELECT
                    Geometry,
                    id1,
                    DATE(
                      substr(date, 1, 4)
                      || '-'
                      || substr(date, 5, 2)
                      || '-'
                      || substr(date, 7, 2)
                    ) as date,
                    area1,
                    elev,
                    source,
                    tile,
                    row
                FROM greenland_sgl_s2_20190501_20191001_jakobshavn_merged_v1_1"  {output_dir}/selected.gpkg {input_dir}/greenland_sgl_s2_20190501_20191001_jakobshavn_merged_v1_1.shp