Copernicus DEM Global 30m

GLO-30 is a Digital Elevation Model that offers global coverage at a resolution of 30 metres. Surface coverage is ~ 149 M km 2

The dataset is presented as a Zarr archive.

How to download the data

The default (and preferred) way to access the data requires accessing the api.earthdatahub.destine.eu domain and a valid API key.

Method 1: quick access

It is possible to include the token directly in the URL.

1import xarray as xr
2
3xr.open_dataset(
4    "https://edh:<your personal access token>@api.earthdatahub.destine.eu/copernicus-dem/GLO-30-v0.zarr",
5    chunks={},
6    engine="zarr",
7    decode_coords="all",
8    mask_and_scale=False,
9)

Method 2: advanced access

The Python snippet gather the token from a netrc file.

It's required to before running the code snippet below.
1import xarray as xr
2
3xr.open_dataset(
4    "https://api.earthdatahub.destine.eu/copernicus-dem/GLO-30-v0.zarr",
5    storage_options={"client_kwargs":{"trust_env":True}},
6    chunks={},
7    engine="zarr",
8    decode_coords="all",
9    mask_and_scale=False,
10)

Variables

Short NameUnitsDescription
dsm
m

altitude over the geoid

DestinE platform