Topography of a region - Python: Difference between revisions

From wikiluntti
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* Rasterio
* Rasterio
* GDAL
* GDAL
Norwegian national DEM (Kartverket). The Norwegian Mapping Authority provides very high-resolution DEM data (down to 1 meter).
* https://hoydedata.no
Global DEMs (quick + easy). No need super high resolution. Common datasets:
* SRTM (~30 m resolution)
* ASTER GDEM (~30 m)
Open portals. You can use
* OpenTopography
* OpenDEM
* NASA EarthData
which gives eg GeoTIFF.


== Open Topo Data ==
== Open Topo Data ==

Revision as of 13:16, 4 April 2026

Introduction

An example of Alta-joki Alta river.

https://caltopo.com/map.html#ll=68.8546,23.64807&z=8&b=mbt

Mostly needs an API.

Python GIS

  • folium
  • geopy
  • GeoPandas

Earth Model

DEM files (likes SRTM data) with

  • Rasterio
  • GDAL

Norwegian national DEM (Kartverket). The Norwegian Mapping Authority provides very high-resolution DEM data (down to 1 meter).

Global DEMs (quick + easy). No need super high resolution. Common datasets:

  • SRTM (~30 m resolution)
  • ASTER GDEM (~30 m)

Open portals. You can use

  • OpenTopography
  • OpenDEM
  • NASA EarthData

which gives eg GeoTIFF.

Open Topo Data

https://www.opentopodata.org/

Open-Elevation.com

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