Our World in Data

Licenses: All visualizations, data and articles produced by Our World in Data are open access under the Creative Commons BY license. You have permission to use, distribute and reproduce them in any medium, as long as the source and authors are credited. All software and code we write is open… Read More »Help us improve our world in data for you

WWF (2022) Living Planet Report 2022 – Building a nature-positive society. Almond, REA, Grooten, M., Juffe Bignoli, D. and Petersen, T. (Eds). WWF, Gland, Switzerland. Leung, B., Hargreaves, AL, Greenberg, DA, McGill, B., Dornelas, M., & Freeman, R. (2020). Global Vertebrate Decline Versus Catastrophic. Nature, 588(7837), 267-271. WWF (2022) Living… Read More »Biodiversity: our world in data

All major technological innovations lead to a number of positive and negative consequences. For AI, the spectrum of possible outcomes, from the most negative to the most positive, is extraordinarily wide. That the use of AI technology can cause harm is obvious, because it is already happening. AI systems can… Read More »Artificial intelligence is transforming our world; it’s up to all of us to make sure it goes well

Artificial intelligence (AI) systems are already having a huge impact on our lives: they are increasingly shaping what we see, what we believe and what we do. Based on the ongoing advances in AI technology and recent large increases in investment, we should expect AI technology to become even more… Read More »Artificial intelligence: our world in data

The AI ​​systems we have just considered are the result of decades of steady advances in AI technology. The large chart below puts this story into perspective over the past eight decades. It is based on the set of data produced by Jaime Sevilla and colleagues.7 Each small circle in… Read More »The Brief History of Artificial Intelligence: The World Has Changed Rapidly: What Could Be Next?

Poore, J. and Nemecek, T. (2018). Reduce the environmental impact of food through producers and consumers. Science, 360(6392), 987-992. FAO (2011). The State of the World’s Land and Water Resources for Food and Agriculture (SOLAW) – Managing Systems at Risk. Food and Agriculture Organization of the United Nations, Rome and… Read More »Environmental impacts of food production

Friedlingstein, P, O’Sullivan, M, Jones, MW, Andrew, RM, Gregor, L, Hauck, J, Le Quéré, C, Luijkx, IT, Olsen, A, Peters, GP, Peters, W., Pongratz, J., Schwingshackl, C., Sitch, S., Canadell, JG, Ciais, P., Jackson, RB, Alin, SR, Alkama, R., Arneth, A., Arora, VK, . Bates , NR , Becker ,… Read More »Data Update: We have just updated all of our global CO₂ emissions data

Why do different sources disagree on numbers for the same metric? Collecting accurate data on global health is difficult: we will never know exactly which diseases or injuries are affecting people around the world at any given time. In the absence of perfect data, health researchers have several ways to… Read More »Global Health Data Explorer: Our World in Data