IGVSB

The IGVSB is the national cartography agency of Venezuela.

Links

• http://igvsb.gob.ve/
• http://igvsb.gob.ve/servicio/7

Data access

source ~/proyectos/CES/cesdata/env/project-env.sh
export INPUTDIR=admin/regional/Limites_Estados_VE_IGVSB
mkdir -p $GISDATA/$INPUTDIR/
cd $GISDATA/$INPUTDIR/

wget --continue http://igvsb.gob.ve/adminigvsb/archivos/servicios/7/servicedoc_220630070131.zip

Legacy versions

We have old versions of this data, it was shared by colleagues in Venezuela but the data lineage is not completely known.

• estados-geo-WGS84

Data preparation

In Katana we need to load the appropriate modules

Load modules for Katana

module add gdal

Prepare data for use in GIS using ogr2ogr with option -makevalid and change layer type to MULTIPOLYGON

ogrinfo $GISDATA/$INPUTDIR/estados-geo-WGS84.shp -geom=no -al
ogr2ogr $WORKDIR/Venezuela-IGVSB.gpkg -makevalid $GISDATA/$INPUTDIR/estados-geo-WGS84.shp -nlt MULTIPOLYGON

cd $WORKDIR
unzip -u $GISDATA/$INPUTDIR/servicedoc_220630070131.zip
ogrinfo ba_4189_dpt_estadal_de_venezuela_250000_20150707.shp -al -geom=no

Fields in the attributes table seem to have different encondings.

This dataset is used for...

• Deforestation analysis in Venezuela GitHub repo