Our World in Data
Why it's useful: Read research-based explainers and explore charts about large global topics.
First try: about 10 minutesCost: Free to explore
Best for
A reader who wants a clear entry point into a topic and needs to inspect the data behind a claim.
A good first step
Open an explainer, read the source and methodology notes, and inspect the chart's dates, units, and geographic scope.
What to check
Data definitions and coverage differ by dataset. Check source, date, and methodology before comparing figures or quoting a chart.
Access and pricing
Check each page's source, license, and reuse details; terms may differ by asset.
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