Do we only have 60 harvests left?Claims that the world has only 100, 60, or even 30 years of harvests left often hit the headlines. These claims are overblown, but soil erosion is a problem and we can do something about it.By Hannah Ritchie — January 14, 2021
Our World in Data is now tracking Coronavirus (COVID-19) vaccinations across the worldWe are building a global dataset on COVID-19 Vaccinations. Explore the latest data for all countries.By Edouard Mathieu, Hannah Ritchie and Max Roser — January 08, 2021
Local data on the COVID-19 pandemic in the United KingdomTo be able to track the development of the pandemic in the UK we built this page in which we are making the local UK data available in six charts. Updated daily.By Hannah Ritchie, Edouard Mathieu and Max Roser — January 07, 2021
How are working hours measured and what can we learn from the data?The primary way to measure working hours is with surveys, but the data can have limitations that are important to understand.By Charlie Giattino and Esteban Ortiz-Ospina — January 06, 2021
Do workers in richer countries work longer hours?Workers in richer countries tend to work fewer hours than those in poorer countries.By Charlie Giattino and Esteban Ortiz-Ospina — December 21, 2020
Are we working more than ever?Working hours for the average worker have decreased dramatically over the last 150 years.By Charlie Giattino and Esteban Ortiz-Ospina — December 16, 2020
Are parents spending less time with their kids?In many countries the amount of time parents spend with their kids has been increasing over the last 50 years.By Esteban Ortiz-Ospina — December 14, 2020
Who do we spend time with across our lifetime?In adolescence we spend the most time with our parents, siblings, and friends; as we enter adulthood we spend more time with our co-workers, partners, and children; and in our later years we spend an increasing amount of time alone.By Esteban Ortiz-Ospina — December 11, 2020
The world’s energy problemThe world faces two energy problems: most of our energy production still produces greenhouse gas emissions, and hundreds of millions lack access to energy entirely.By Max Roser — December 10, 2020
How do people across the world spend their time and what does this tell us about living conditions?How people spend their time is similar in many ways across countries: we all sleep, work, eat, and enjoy leisure. But there are also important differences in the freedom people have to spend time on the things they value most.By Esteban Ortiz-Ospina — December 08, 2020
Why did renewables become so cheap so fast?Fossil fuels dominate the global power supply because until very recently electricity from fossil fuels was the cheapest. This has changed dramatically. In most places power from new renewables is now cheaper than new fossil fuels.By Max Roser — December 01, 2020
Our World in Data switches to Johns Hopkins University as our main data source for COVID-19 cases and deathsTo continue providing daily updates on the Coronavirus Pandemic, Our World in Data has switched from ECDC to Johns Hopkins University as our data source for confirmed cases and deaths.By Hannah Ritchie — November 30, 2020
Breaking out of the Malthusian trap: How pandemics allow us to understand why our ancestors were stuck in povertyFor much of human history, our ancestors were trapped in an economy in which incomes were determined by the size of the population. The Industrial Revolution ended this Malthusian economy and made it possible for a country to leave abject poverty behind.By Max Roser — November 26, 2020
Why do COVID-19 deaths in Sweden’s official data always appear to decrease?There are two ways that COVID-19 deaths can be presented over time: by the date of death, or the date on which the death is reported. The data for Sweden is shown by date of death – this means the most recent points should be treated as incomplete.By Edouard Mathieu — November 13, 2020
Where in the world do people have the highest CO2 emissions from flying?Globally, aviation accounts for around 2.5% of CO₂ emissions. But for many, it accounts for a much larger share.By Hannah Ritchie — November 09, 2020
Less than half of young Americans voted in the last presidential election40% of eligible voters in the US did not vote in the 2016 election. Young Americans in particular often do not exercise their right to vote – less than half of eligible under-30s voted in the last election.By Bobbie Macdonald — November 02, 2020
Why is life expectancy in the US lower than in other rich countries?Americans have a lower life expectancy than people in other rich countries despite paying much more for healthcare. We explore the number of factors which might explain this difference.By Max Roser — October 29, 2020
Global inequalities in CO₂ emissions from aviationAviation accounts for 2.5% of global CO₂ emissions. Where do these emissions come from?By Hannah Ritchie — October 23, 2020
Climate change and flying: what share of global CO2 emissions come from aviation?Flying is a highly controversial topic in climate debates. It accounts for around 2.5% of global CO₂ emissions, but 3.5% when we take non-CO₂ impacts on climate into account.By Hannah Ritchie — October 22, 2020
Which form of transport has the smallest carbon footprint?For individuals, transport can be the largest part of their carbon footprint. If you need to travel, what is the lowest-carbon way to do so?By Hannah Ritchie — October 13, 2020
The Our World in Data COVID-19 Testing dataset has been published in the academic journal, NatureThe Our World in Data dataset which has tracked COVID-19 testing across the world since the start of the pandemic has been peer-reviewed and published in the academic journal, Nature.By Joe Hasell — October 09, 2020