Our World in Data

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COVID-19 Data Explorer
Explore all of our data on COVID-19 vaccinations, cases, excess mortality, and much more.
By Our World in Data team
We launched our new Sustainable Development Goals Tracker
With our SDG Tracker you can track global and country-by-country progress toward the United Nations Sustainable Development Goals (SDGs).
By Our World in Data team
We updated our topic page on artificial intelligence
Our page on artificial intelligence has been enriched with key insights and 23 new charts.
By Charlie Giattino, Edouard Mathieu, Veronika Samborska and Max Roser
We need more testing to eradicate polio worldwide
The world is close to eradicating polio, but has been set back in the last few years. To achieve the goal of global eradication, it’s crucial to improve testing.
By Saloni Dattani and Fiona Spooner
The largest mammals have always been at the greatest risk of extinction – this is still the case today
Humans hunted many of the world’s large mammals to extinction. This threat still exists today, but it doesn’t have to be that way.
By Hannah Ritchie
We published a new topic page on causes of death
To find ways to save lives, it’s essential to know what people are dying from. Explore global data and research on causes of death.
By Saloni Dattani, Fiona Spooner, Hannah Ritchie and Max Roser

See all of our latest work

Sustainable Development Goals Tracker

Is the world on track to reach the Sustainable Development Goals?

Teaching Hub

Slides, research, and visualizations for teaching and learning about global development