The world is making progress on clean water and sanitation, but is far behind its target to ensure universal access by 2030
All countries pledged to provide safe water and sanitation for everyone by 2030. How far are we from reaching these targets?
Latest:Our latest articles, updates and announcements
Which countries have mandatory childhood vaccination policies?
How do policies on childhood vaccinations vary across the world?Emissions from food alone could use up all of our budget for 1.5°C or 2°C – but we have a range of opportunities to avoid this
If we want to meet our global climate targets we need to reduce greenhouse gas emissions from food. What options do we have?We just published our new data explorer on Crop Yields
Explore our new data explorer covering yields and yield gaps for a range of crops across the world.Why do we need to know about progress if we are concerned about the world's largest problems?
Why have we made it our mission to publish “research and data to make progress against the world’s largest problems”?The price of batteries has declined by 97% in the last three decades
To transition towards low-carbon energy systems, we need low-cost energy storage. Battery costs have been falling quickly.The argument for a carbon price
We are paying a price for fossil fuels, but that price is not paid by those that burn the fossil fuels – we need to change that.How the Living Planet project helps us understand changes in the world’s wildlife
Beneath the popular index, the Living Planet database helps us understand where and what animals are deeply threatened, and what animals are thriving.What is economic growth? And why is it so important?
The goods and services that we all need are not just there – they need to be produced – and growth means that their quality and quantity increase.The Our World in Data COVID-19 vaccination dataset has been published in the academic journal, Nature Human Behaviour
Our free, open-access dataset tracking global COVID-19 vaccinations has been published in Nature Human Behaviour.We just published our new work on Coral Reefs
Explore the research on coral reefs. This is part of our latest collection of work on Biodiversity and Wildlife.Where does the plastic in our oceans come from?
Which countries and rivers emit the most plastic to the ocean? What does this mean for solutions to tackle plastic pollution?We just published our new collection of work on Biodiversity
Explore our new collection of work on the topic of biodiversity and wildlife.Wild mammals have declined by 85% since the rise of humans, but there is a possible future where they flourish
Wild mammal biomass has declined by 85% since the rise of humans. But we can turn things around by reducing the amount of land we use for agriculture.Emerging COVID-19 success story: Germany's push to maintain progress
Germany is one country which has responded well to the Coronavirus pandemic. How did they do so? In-country experts provide key insights.What are the carbon opportunity costs of our food?
What are the carbon opportunity costs of our diet? How much carbon could we store by regrowing forests and wild habitats on existing farmland?How much of global greenhouse gas emissions come from food?
Estimates of food emissions can range from one-quarter to one-third. Where do these differences come from?How much economic growth is necessary to reduce global poverty substantially?
I study the data on today's global inequality to calculate the minimum aggregate growth that is required to reduce global poverty substantially.Emerging COVID-19 success story: Vietnam's commitment to containment
Vietnam is one country which has responded well to the Coronavirus pandemic. How did they do so? In-country experts provide key insights.Emerging COVID-19 success story: South Korea learned the lessons of MERS
South Korea is one country which has responded well to the Coronavirus pandemic. How did they do so? In-country experts provide key insights.Global poverty in an unequal world: Who is considered poor in a rich country? And what does this mean for our understanding of global poverty?
What would global poverty look like if we rely on the notions of poverty in countries like Denmark, the US, or Germany? And why does this matter?