Our World in Data Research and data to make progress against the world’s largest problems
Artificial Intelligence - Our World in Data Artificial intelligence (AI) systems already greatly impact our lives — they increasingly shape what we see, believe, and do Based on the steady advances in AI technology and the significant recent increases in investment, we should expect AI technology to become even more powerful and impactful in the following years and decades It is easy to underestimate how much the world can change
Population Growth - Our World in Data Population growth is one of the most important topics we cover on Our World in Data For most of human history, the global population was a tiny fraction of what it is today Over the last few centuries, the human population has gone through an extraordinary change In 1800, there were one billion people Today there are more than 8 billion of us But after a period of very fast population
Life Expectancy - Our World in Data People are living longer across the world, but large differences remain Explore global data on life expectancy and how it has changed over time
Fossil fuels - Our World in Data Fossil fuels were key to industrialization and rising prosperity, but their impact on health and the climate means that we should transition away from them
Trade and Globalization - Our World in Data How have international trade and globalization changed over time? What is the structure of global trade today, and what is its impact?
Natural Disasters - Our World in Data Disasters – from earthquakes and storms to floods and droughts – kill approximately 40,000 to 50,000 people per year This is the average over the last few decades While that’s a relatively small fraction of all deaths globally, disasters can have much larger impacts on specific populations Single extreme events can kill tens to hundreds of thousands of people In the 20th century
The brief history of artificial intelligence: the world has changed . . . The brief history of artificial intelligence: the world has changed fast — what might be next? Despite their brief history, computers and AI have fundamentally changed what we see, what we know, and what we do Little is as important for the world’s future and our own lives as how this history continues
Poverty - Our World in Data In order to make progress against poverty in the future, we need to understand poverty around the world today and how it has changed
Technology over the long run: zoom out to see how dramatically the . . . You can use this visualization to see how technology developed in particular domains Follow, for example, the history of communication: from writing to paper, to the printing press, to the telegraph, the telephone, the radio, all the way to the Internet and smartphones Or follow the rapid development of human flight