A future in which humanity produces more food on less land is not inevitable, but possible.| Our World in Data
Tobacco smoking is one of the world’s largest health problems today.| Our World in Data
To make progress towards a healthier world we need to have a good understanding of what health problems we face today.| Our World in Data
Our overview of both indoor and outdoor air pollution.| Our World in Data
How rapidly the world is changing, and what further changes are needed to reach the Sustainable Development Goals by 2030.| Our World in Data
Safe sanitation is essential to reduce deaths from infectious diseases, prevent malnutrition, and provide dignity.| Our World in Data
How many people lack access to basic handwashing facilities?| Our World in Data
The goods and services that we all need are not just there; they need to be produced. Growth means that their quality and quantity increase.| Our World in Data
It is wrong to think these three statements contradict each other. We need to see that they are all true to see that a better world is possible.| Our World in Data
The majority of people believe that the share of people in extreme poverty is rising. The opposite is true.| Our World in Data
We study the data on today's global inequality to calculate the minimum aggregate growth that is required to reduce global poverty substantially.| Our World in Data
To estimate historical global poverty, researchers can analyze economic data and reconstruct national accounts to understand income levels and inequality in the past.| Our World in Data
Research suggests that many children – especially in the world’s poorest countries – learn only very little in school. What can we do to improve this?| Our World in Data
We live in a world in which ten children die every minute.| Our World in Data
Sometimes, the most important news is when something isn’t happening.| Our World in Data
Thanks to improvements in global health, more than 100 million children have been saved since 1990.| Our World in Data
The average height of a population can inform us about the nutrition and living conditions of populations in the past for which we have little other data.| Our World in Data
Cancers are one of the leading causes of death globally. Are we making progress against them?| Our World in Data
How much water do we use? How did it change over time?| Our World in Data
How many states have nuclear weapons, and how many warheads do they have? How is this changing over time? Explore research and data on nuclear weapons.| Our World in Data
Explore data on COVID-19 excess mortality across the world.| Our World in Data
How is the burden of disease distributed and how did it change over time?| Our World in Data
The chances that a newborn survives childhood have increased from 50% to 96% globally. How do we know about the mortality of children in the past? And what can we learn from it for our future?| Our World in Data
Very few think the world is making progress. In this article, we look at the history of global living conditions and show that the world has made immense progress in important aspects.| Our World in Data
How is humanity using the Earth’s land? And how can we decrease our land use so that more land is left for wildlife?| Our World in Data
What quantitative data is there about violent deaths in non-state societies?| Our World in Data
How had the availability of food changed over time? How does food supply vary across the world today?| Our World in Data
Exponential growth is at the heart of the rapid increase of computing capabilities.| Our World in Data
Self-reported life satisfaction differs widely between people and between countries. What explains these differences?| Our World in Data
What could be more tragic than a mother losing her life in the moment that she is giving birth to her newborn? Why are mothers dying and what can be done to prevent these deaths?| Our World in Data
Which countries emit the most greenhouse gases each year? How do they compare per person?| Our World in Data
How do people across the world spend their time? How do daily activities differ across countries, and how do these differences matter for people’s lives? Explore data and research on time use.| Our World in Data
Why and where do children work? How did child labor change over time?| Our World in Data
How big are the inequalities in pay, jobs, and wealth between men and women? What causes these differences?| Our World in Data
Hundreds of millions of animals get killed for meat every day.| Our World in Data
How is the institution of marriage changing? What percentage of marriages end in divorce? Explore global data on marriages and divorces.| Our World in Data
The world population is moving to cities. Why is urbanization happening and what are the consequences?| Our World in Data
In many parts of the world famines have been common in the past. What causes famines? How can famines be averted?| Our World in Data
Little is as important for the world’s future and our own lives as how this history continues.| Our World in Data
Explore data on COVID-19 deaths across the world.| Our World in Data
Meat is an important source of nutrition for people around the world. How quickly is demand growing? And what are the implications for animal welfare and the earth’s environment?| Our World in Data
In most places, power from new renewables is now cheaper than new fossil fuels.| Our World in Data
How much does electricity, transport and land use contribute to different greenhouse gas emissions?| Our World in Data
How does the number of children vary across the world and over time? What is driving the rapid global change?| Our World in Data
Explore data on how energy production and use varies across the world.| Our World in Data
How much CO₂ does the world emit? Which countries emit the most?| Our World in Data
Explore data on COVID-19 vaccinations across the world.| Our World in Data
Explore data on COVID-19 cases across the world.| Our World in Data