• Pricing
  • Get started
The avatar for @tombor

Thomas Ansart

Cartography and datavisualization at Sciences Po
https://thomasansart.info
sciencespo.fr/cartographie/
sciencespo.fr/cartographie/khartis/
sciencespo.fr/cartographie/graticule/
Public notebooks
Public collections

Public notebooks

Showing all 4 notebooks
thumbnail
Hello Topohelper
The avatar for @tombor
Thomas Ansart
Oct 26, 2022•27
thumbnail
Topohelper docs 📚
The avatar for @tombor
Thomas Ansart
Oct 26, 2022•7
thumbnail
ESPG to proj4
The avatar for @tombor
Thomas Ansart
Oct 5, 2022
thumbnail
Hello gdal3.js
The avatar for @tombor
Thomas Ansart
Jun 24, 2022•17 8
Platform
  • Observable Canvases
  • Observable Notebooks
  • Pricing
Docs
  • Observable
  • Observable Framework
  • Observable Plot
  • D3
  • Release notes
Resources
  • Blog
  • Webinars
  • Videos
  • Customer stories
  • Community Slack
  • Forum
Company
  • About
  • Careers
  • GitHub
LinkedInTwitterGitHubYouTube
Platform
  • Observable Canvases
  • Observable Notebooks
  • Pricing
Docs
  • Observable
  • Observable Framework
  • Observable Plot
  • D3
  • Release notes
Resources
  • Blog
  • Webinars
  • Videos
  • Customer stories
  • Community Slack
  • Forum
Company
  • About
  • Careers
  • GitHub
LinkedInTwitterGitHubYouTube
© 2025 Observable, Inc.PrivacySecurityTerms of Service