Tracking historical progress against slavery and forced labor: a long-run data view
https://ourworldindata.org/slavery
Published: February 23, 2026 00:00
Almost all countries have ended large-scale forced labor, often surprisingly recently.
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Bite-sized insights on how the world is changing, written by our team
Site URL: ourworldindata.org/data-insights
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Posts: 10
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Tracking historical progress against slavery and forced labor: a long-run data view
https://ourworldindata.org/slavery
Published: February 23, 2026 00:00
Almost all countries have ended large-scale forced labor, often surprisingly recently.
Four minutes of air conditioning
https://ourworldindata.org/four-minutes-of-air-conditioning
Published: February 16, 2026 00:00
Billions of people have access to far less electricity per day than is required to run an air conditioner for just one hour.
Religion
https://ourworldindata.org/religion
Published: February 2, 2026 00:00
What share of the world is religious, and how is this changing? Explore global data and research on trends in religiosity.
Could biofuels meet demand for global aviation?
https://ourworldindata.org/biofuels-demand-global-aviation
Published: January 26, 2026 00:00
To fuel all of the world’s aviation demand, global biofuels would need to more than triple and be exclusively used for air travel.
How have crime rates in the United States changed over the last 50 years?
https://ourworldindata.org/us-crime-rates
Published: January 19, 2026 00:00
Both violent and property crime are far below their 1990s peak, but some crimes see periodic rises.
Bioenergy and Biofuels
https://ourworldindata.org/bioenergy-biofuels
Published: January 12, 2026 00:00
How much bioenergy does the world produce, and what is it used for?
Putting solar panels on land used for biofuels would produce enough electricity for all cars and trucks to go electric
https://ourworldindata.org/biofuel-land-solar-electric-vehicles
Published: January 12, 2026 00:00
The world dedicates a Poland-sized area of land to liquid biofuels. Is there a more efficient way to generate energy?
Medicine and Biotechnology
https://ourworldindata.org/medicine-biotech
Published: December 15, 2025 00:00
Innovations in medicines and biotechnology have increased life expectancy and saved many lives. Explore how this happened, and how more progress can be made.
Top of the Charts: our most popular work in 2025
https://ourworldindata.org/top-of-the-charts-2025-redirect
Published: December 5, 2025 00:00
A look back at the most popular charts, articles, data insights, and more from Our World in Data in 2025.
Top of the Charts: our most popular work in 2025
https://ourworldindata.org/top-of-the-charts-2025
Published: December 4, 2025 00:00
A look back at the most popular charts, articles, data insights, and more from Our World in Data in 2025.