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Cars, planes, trains: where do CO₂ emissions from transport come from?

Transport accounts for around one-fifth of global CO₂ emissions. Three-quarters of this is from road transport.

Hannah Ritchie

Audience Survey - Who uses Our World in Data, and for what purpose?

Millions of people use Our World in Data every month. We looked at survey responses to understand who uses our work, and what for.

Ernst van Woerden

We teamed up with Kurzgesagt to make a video about climate change: 'Is It Too Late To Stop Climate Change? Well, it's Complicated'

A video about the drivers and possible solutions to climate change.

Hannah Ritchie

It’s not just about child mortality, life expectancy increased at all ages

It’s often argued that life expectancy across the world has only increased because child mortality has fallen. But this is untrue. The data shows that life expectancy has increased at all ages.

Max Roser

Sector by sector: where do global greenhouse gas emissions come from?

Globally, we emit around 50 billion tonnes of greenhouse gases yearly. Where do these emissions come from? We take a look, sector-by-sector.

Hannah Ritchie

Which countries have protected both health and the economy in the pandemic?

There is an assumption that countries face a trade-off between protecting people’s health and protecting the economy. But is this assumption true?

Joe Hasell

Exemplars in Global Health: Which countries are most successful in preventing maternal deaths?

830 women die from pregnancy-related causes on any given day. How can we use the Exemplar framework to learn how we can reduce these deaths?

Hannah Ritchie

How epidemiological models of COVID-19 help us estimate the true number of infections

We know that confirmed COVID-19 cases are only a fraction of true infections. How small a fraction though?

Charlie Giattino

Exemplars in Global Health: Learning from the most successful countries in the world

Max Roser

June & July 2020 product updates

An overview of the features that we built in the last two months.

Ernst van Woerden

Our history is a battle against the microbes: we lost terribly before science, public health, and vaccines allowed us to protect ourselves

For most of history, we were losing the battle against microbes. Vaccines were one of the breakthroughs that turned it around.

Max Roser

A pandemic primer on excess mortality statistics and their comparability across countries

Excess mortality has become a key metric to understand the true impact of the COVID-19 pandemic. How is excess mortality measured; and what can we learn from cross-country comparisons?

Janine Aron, John Muellbauer, Charlie Giattino, and Hannah Ritchie

We teamed up with Kurzgesagt to make a video about climate change: 'Who Is Responsible For Climate Change? – Who Needs To Fix It?'

A video about the contributors to climate change, and how countries can work together.

Hannah Ritchie

Best practices for governments reporting COVID-19 testing data

Not all countries report their data in a helpful way. To help official providers of testing data, we set out some simple recommendations based the best reporting practices across the countries included in our testing dataset.

Joe Hasell, Edouard Mathieu, Esteban Ortiz-Ospina, and Max Roser

Google Mobility Trends: How has the pandemic changed the movement of people around the world?

Data tracking public mobility trends over the pandemic

Hannah Ritchie

How to read the famous coronavirus trajectory chart — video explainer

What we can and can’t learn from COVID-19 charts.

Hannah Ritchie

How do the carbon footprints of foods compare? Our article as a video.

Which foods have the highest and lowest carbon footprint?

Hannah Ritchie

We teamed up with Kurzgesagt to make a video about the COVID-19 pandemic

We worked with the Youtube channel, Kurzgesagt, to make a video on the COVID-19 pandemic and what to do about it.

Max Roser and Hannah Ritchie

Food waste is responsible for 6% of global greenhouse gas emissions

Food waste accounts for around one-quarter of greenhouse gas emissions from food. That's 6% of total global emissions.

Hannah Ritchie

The carbon footprint of foods: are differences explained by the impacts of methane?

How we treat the climate impacts of methane matters a lot for the carbon footprint of foods. But even if we exclude methane, meat and dairy products emit the most.

Hannah Ritchie

The Spanish flu: the global impact of the largest influenza pandemic in history

The Spanish flu pandemic had a devastating impact on the global population.

Max Roser