Employment in agriculture: data sources and definitions
How do we produce long-term datasets on agricultural employment?
February 16, 2022
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Our latest articles, data updates, and announcements
February 10, 2022
Article
Why randomized controlled trials matter and the procedures that strengthen them
Randomized controlled trials are a key tool to study cause and effect. Why do they matter and how do they work?
February 9, 2022
Article
CO₂ emissions dataset: our sources and methods
How do we construct our global data on CO₂ emissions?
February 7, 2022
Article
FAQs on the environmental impacts of food
Common questions on data on the environmental footprint of foods
February 6, 2022
Article
What is childhood wasting?
Childhood wasting is an important indicator of malnutrition. What is it, and how is it measured?
February 4, 2022
Article
What is childhood stunting?
Stunting is an important marker of childhood malnutrition. But what is it, and how is it measured?
February 4, 2022
Article
What is undernourishment and how is it measured?
How do we measure the prevalence of hunger across the world?
February 3, 2022
Article
In most countries, democracy is a recent achievement. Dictatorship is far from a distant memory.
How old are democracies across the world?
January 31, 2022
Article
How we’re building a team for better data at Our World in Data
Data is too often published in a way that’s hard to understand, check and build upon – reinforcing the low valuation it gets in society. Here is how we’re trying to break out of this bad equilibrium.
January 25, 2022
Article
Around one-in-three children globally suffer from lead poisoning. What can we do to reduce this?
Estimates suggest that around every third child in the world suffers from lead poisoning. What can we do to reduce this?
January 19, 2022
Article
Dairy vs. plant-based milk: what are the environmental impacts?
A growing number of people are interested in switching to plant-based alternatives to dairy. But are they better for the environment, and which is best?
January 11, 2022
Article
The history of the end of poverty has just begun
The decline of global poverty is one of the most important achievements in history, but the end of poverty is still very far away.
January 11, 2022
Article
Many countries have eliminated lead from paint. How do we achieve the same everywhere?
Paint is an important source of lead exposure. Which countries have regulations on its use?
January 11, 2022
Article
Many countries have achieved an impressive reduction in lead poisoning
The phase out of leaded gasoline, and regulations on leaded paints and pipes has led to a dramatic reduction in lead poisoning across many countries.
January 11, 2022
Article
How the world eliminated lead from gasoline
In 2021, Algeria became the last country to ban leaded gasoline. How did the world achieve it?
January 6, 2022
Article
The IEA wants to make their data available to the public – now it is on governments of the world’s rich countries to make this happen
We are just one step away from unlocking the world's energy data for everyone. This would be a massive achievement for progress on energy and climate.
December 24, 2021
Article
What is the COVID-19 Stringency Index?
An explanation of the nine metrics used to calculate the Stringency Index
December 15, 2021
Article
Attitudes to COVID-19 vaccinations
How do attitudes to COVID-19 vaccinations vary across the world; and how are they changing with time?
December 9, 2021
Article
Global economic inequality: what matters most for your living conditions is not who you are, but where you are
How much does it matter to be born into a productive, industrialized economy?
December 7, 2021
Article
How much energy do countries consume when we take offshoring into account?
How do energy footprints compare across the world when we adjust for the goods that we import from overseas?
December 2, 2021
Article
200 years ago, everyone lacked democratic rights. Now, billions of people have them
Half of all countries are democracies. But how many people enjoy democratic rights?