Research and interactive data visualizations to understand the world’s largest problems.

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2746 charts across 297 topics

All free: open access and open source

Authored by

  • Max Roser – Founder and editor
  • Esteban Ortiz-Ospina – Social science
  • Hannah Ritchie – Environmental science
  • Joe Hasell – Social science
  • Daniel Gavrilov – Web developer

Based at the University of Oxford

Research by topic