Data

By Hannah Ritchie Research and development underpin nearly all the transformative changes we see on Our World in Data. Cures for diseases, vaccines, and techniques to prevent infection have helped us survive beyond childhood and…

By Saloni Dattani Paget J, Spreeuwenberg P, Charu V, Taylor RJ, Iuliano AD, Bresee J, Simonsen L, Viboud C; Global Seasonal Influenza-associated Mortality Collaborator Network and GLaMOR Collaborating Teams*. Global mortality associated with seasonal influenza…

By Hannah Ritchie Almost every development that we cover on Our World in Data is underpinned by some form of technological change.  Medical innovations contributed to the decline of child mortality and the improvements in…

By Hannah Ritchie Cite this work Our articles and data visualizations rely on work from many different people and organizations. When citing this topic page, please also cite the underlying data sources. This topic page…

By Max Roser Global population has increased rapidly over the past century. This period of rapid growth is temporary: the world is entering a new equilibrium and rapid population growth is coming to an end….

By Max Roser An earlier version of this article was published in June 2019.This article draws on data and research discussed in our topic page on Child Mortality. As explained in the following footnote, this…

By Hannah Ritchie The ozone layer plays a vital role in making the planet habitable for us and other species. High in the atmosphere – between 10 to 50 kilometers above the earth’s surface –…

By Saloni Dattani Hawton, K. (2014). Suicide prevention: A complex global challenge. The Lancet Psychiatry, 1(1), 2–3. https://doi.org/10.1016/S2215-0366(14)70240-8Naghavi, M. (2019). Global, regional, and national burden of suicide mortality 1990 to 2016: Systematic analysis for the…

By Hannah Ritchie Changes in the world population are determined by two metrics: the number of babies born, and number of people dying.<br><br><a href="https://ourworldindata.org/births-and-deaths" target="_blank"><img src="https://ourworldindata.org/app/uploads/2019/09/Screenshot-2022-12-14-at-15.44.40-768×421.png"/></a> Source: Our World In Data

By Max Roser Our World in Data presents the data and research to make progress against the world’s largest problems.This article draws on data and research discussed in our entry on Artificial Intelligence. It is…

By Max Roser The big visualization offers a long-term perspective on the history of technology.1 The timeline begins at the center of the spiral. The first use of stone tools, 3.4 million years ago, marks…

By Esteban Ortiz-Ospina Deadline to apply: Wednesday 8 March (23:59 London time). Description: As HR Manager you will drive the hiring, development, engagement, and retention of our team at Our World in Data. Your responsibilities…

By Max Roser The three cited AI experts surveys are: Katja Grace, Zach Stein-Perlman, and Benjamin Weinstein-Raun (2022) – “2022 Expert Survey on Progress in AI.” AI Impacts, 3 Aug. 2022. Baobao Zhang, Noemi Dreksler,…

By Bastian Herre The United Kingdom and the United States were the only countries that could be classified as electoral autocracies, because its political leaders were chosen through elections, but citizens lacked additional freedoms to…