Our World in Data
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Our World in Data
@ourworldindata.org
Research and data to make progress against the world’s largest problems. Based out of Oxford University (@ox.ac.uk), founded by @maxroser.bsky.social.
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The world is awful. The world is much better. The world can be much better.

All three statements are true at the same time. Understanding this is key to solving big global problems.

We believe data & research can help us understand both the problems we face & the progress that’s possible. 🧵
Reposted by Our World in Data
If you’re looking for some holiday reading, my new book — Clearing the Air — is on offer at £1.99 on Kindle for the next 24 hours.

Hope you enjoy!

www.amazon.co.uk/Clearing-Air...
December 22, 2025 at 6:22 AM
Reposted by Our World in Data
I wanted to give an end-of-year shout out to @ourworldindata.org, who we recently gave a three-year, $3m general support grant (short 🧵)
December 19, 2025 at 6:15 PM
South Korea has doubled its productivity since 2000, overtaking Japan—

The economist Paul Krugman once said, “Productivity isn’t everything, but in the long run, it’s almost everything”.
December 21, 2025 at 12:48 PM
Each Friday, we’re sharing highlights from our “Top of the Charts”, a look back at our most popular charts, articles, & more in 2025.

Today we give you our top 5 most-read data insights from this year. 🧵

Check out the full list if you haven’t already: ourworldindata.org/top-of-the-c...
December 19, 2025 at 5:02 PM
How the UK government spends £100 of its budget—

What does the British government spend its budget on? The chart shows spending broken down by category, scaled to £100. It combines both central and local government spending.
December 18, 2025 at 5:54 PM
Read more about "the twin baby boom" here: ourworldindata.org/data-insight...
December 18, 2025 at 10:21 AM
During the Cold War, US President Reagan put nuclear war in clear words:

“A nuclear war cannot be won and must never be fought. The only value in our two nations possessing nuclear weapons is to make sure they will never be used. But then would it not be better to do away with them entirely?”
December 17, 2025 at 4:42 PM
🔧 New feature: you can now view two maps showing different years side by side!

A useful way to look at change over time for an indicator is to view two maps showing different years side by side.
December 17, 2025 at 1:19 PM
📊 Data update: We’ve updated our charts with the latest data on natural disasters.

Tracking the occurrence of natural disasters can save lives by helping countries prepare for future ones.

In our work on natural disasters, we visualize data from EM-DAT, the most comprehensive disaster database.
December 16, 2025 at 6:44 PM
GDP per capita has doubled in all three Baltic states since 2000—

Since 2000, GDP per capita has doubled in all three Baltic states: Estonia, Latvia, and Lithuania (where it has nearly tripled).
December 16, 2025 at 1:05 PM
✍️We published a new topic page on medicine and biotechnology—

For much of human history, people relied on trial and error to find cures for diseases and health conditions using natural plants and remedies, with little idea of which ingredients worked or why.
December 15, 2025 at 6:33 PM
In most countries, imports from China account for less than 10% of GDP, even where China is the top partner—

China is the top source of imports for many countries.
December 13, 2025 at 12:22 PM
📊 Data update: We’ve updated nearly 300 charts with the latest data to track progress on the United Nations Sustainable Development Goals (SDGs).

Explore our SDG Tracker: ourworldindata.org/sdgs
SDG Tracker: Measuring progress towards the Sustainable Development Goals
Our World in Data’s Sustainable Development Goals Tracker
ourworldindata.org
December 12, 2025 at 3:49 PM
Last week we published our “Top of the Charts”, a look back at our most popular charts, articles, data insights, and more in 2025.

ourworldindata.org/top-of-the-c...

Each Friday, we’re sharing more from that list. Today we give you our top 5 most-read articles published in 2025. 🧵
Top of the Charts: our most popular work in 2025
A look back at the most popular charts, articles, data insights, and more from Our World in Data in 2025.
ourworldindata.org
December 12, 2025 at 10:11 AM
Ethiopia imports much more from China than it used to, as do many other African countries—

China’s central role in merchandise trade is the result of a large change that has taken place in just a few decades. This change has been especially large in Africa and South America.
December 11, 2025 at 2:40 PM
When someone dies, they are usually given a single underlying cause — a particular disease or injury — on their death certificate. But beneath each disease or injury, there can be a range of factors that make the disease or injury more likely to occur.
December 10, 2025 at 5:59 PM
China is the top import partner for most countries in the world—

Over the past two decades, China’s role in global trade has expanded substantially. It has become a central hub, particularly through growing relationships with many lower and middle-income countries.
December 9, 2025 at 2:29 PM
In these nine countries with the worst child mortality rates, about one in ten children dies before turning five—

Despite the world’s immense progress against child mortality, in some of the poorest countries, one in ten children still dies.
December 6, 2025 at 5:05 PM
We just published our “Top of the Charts”, a look at our most popular charts, articles, data insights & more in 2025! (link in 🧵)

Here are our top 5 most-viewed charts.

Each Friday over the next few weeks, we’ll share the top 5 for other categories (articles, etc.). Stay tuned!

1. CO2 emissions
December 5, 2025 at 10:19 AM
Global chicken consumption per person has quadrupled since 1961—

In 1961, around two chickens were slaughtered per person globally each year. As many countries grew richer — and richer countries tend to eat more meat — global demand for chicken increased.
December 4, 2025 at 4:22 PM
@hannahritchie.bsky.social, our Deputy Editor and Science Outreach Lead, recently received an award for her climate change communication from the United Nations Information Centre Prague (UNIC) in the Czech Republic.
December 3, 2025 at 6:09 PM
How many lives would be saved if Africa had other regions’ child mortality rates?

One of the starkest expressions of global inequality is a child’s chance of survival.
December 2, 2025 at 3:03 PM
A diverse range of mammals once roamed the planet. This changed dramatically with the arrival of humans, who have become the dominant species through our own population, as well as the animals we breed and raise for food.

What is the distribution of the global mammal kingdom today?
December 1, 2025 at 10:12 AM
American homicide victims are mostly men, except when the killer is an intimate partner—

Almost 20,000 Americans were murdered in 2023.

The chart shows the homicide rates among male and female victims. Men were 2.7 times more likely to die by homicide than women.
November 29, 2025 at 10:53 AM
In The OWID Brief newsletter, we have a section where our team writes about interesting things we've been reading lately.

In today's edition, we wrote about articles in Transformer and VoxDev:

www.transformernews.ai/p/claude-son...

voxdev.org/topic/trade/...
November 28, 2025 at 5:19 PM