How could the war in Ukraine impact global food supplies?Both Ukraine and Russia are some of the world’s largest food exporters. How could global food be impacted?By Hannah Ritchie — March 24, 2022
Malaria: One of the leading causes of child deaths, but progress is possible and you can contribute to itWe do not have to live in a world where 1,320 children die from a preventable disease every day.By Max Roser — March 22, 2022
The International Energy Agency publishes the detailed, global energy data we all need, but its funders force it behind paywalls. Let's ask them to change it.For energy security and progress on climate change we need open data on energy. The funders of the IEA can make this happen.By Max Roser and Hannah Ritchie — March 18, 2022
The future is vast – what does this mean for our own life?If we manage to avoid a large catastrophe, we are living at the early beginnings of human history.By Max Roser — March 15, 2022
We just published our new Migration Data ExplorerExplore global data on immigration, refugees and asylum seekers.By Fiona Spooner and Hannah Ritchie — March 09, 2022
Migration data: our sources and definitionsWhere does our migration data come from? How are these metrics defined?By Hannah Ritchie and Fiona Spooner — March 08, 2022
New Data Explorer: Where do people migrate from and to?Explore global migration data, country-by-country.By Fiona Spooner, Marcel Gerber and Hannah Ritchie — March 08, 2022
Nuclear weapons: Why reducing the risk of nuclear war should be a key concern of our generationThe consequences of nuclear war would be devastating. Much more should – and can – be done to reduce the risk that humanity will ever fight such a warBy Max Roser — March 03, 2022
Employment in agriculture: data sources and definitionsHow do we produce long-term datasets on agricultural employment?By Hannah Ritchie — February 16, 2022
Why randomized controlled trials matter and the procedures that strengthen themRandomized controlled trials are a key tool to study cause and effect. Why do they matter and how do they work?By Saloni Dattani — February 10, 2022
CO₂ emissions dataset: our sources and methodsHow do we construct our global data on CO₂ emissions?By Hannah Ritchie — February 09, 2022
FAQs on the environmental impacts of foodCommon questions on data on the environmental footprint of foodsBy Hannah Ritchie — February 07, 2022
What is childhood wasting?Childhood wasting is an important indicator of malnutrition. What is it, and how is it measured?By Hannah Ritchie — February 06, 2022
What is childhood stunting?Stunting is an important marker of childhood malnutrition. But what is it, and how is it measured?By Hannah Ritchie — February 04, 2022
What is undernourishment and how is it measured?How do we measure the prevalence of hunger across the world?By Hannah Ritchie — February 04, 2022
In most countries, democracy is a recent achievement. Dictatorship is far from a distant memoryHow old are democracies across the world?By Bastian Herre — February 03, 2022
How we’re building a team for better data at Our World in DataData 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.By Joe Hasell — January 31, 2022
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?By Hannah Ritchie — January 25, 2022
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?By Hannah Ritchie — January 19, 2022
The history of the end of poverty has just begunThe decline of global poverty is one of the most important achievements in history, but the end of poverty is still very far away.By Max Roser — January 11, 2022
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?By Hannah Ritchie — January 11, 2022