Latest

January 24, 2020

Article

You want to reduce the carbon footprint of your food? Focus on what you eat, not whether your food is local

“Eat local” is a common recommendation to reduce your diet's carbon footprint. How does the impact of what you eat compare to where it comes from?

Hannah Ritchie

December 11, 2019

Article

Is there a loneliness epidemic?

The media claims we are experiencing a ‘loneliness epidemic’. What is the evidence for this?

Esteban Ortiz-Ospina

December 11, 2019

Article

Are people more likely to be lonely in so-called 'individualistic' societies?

In countries such as Denmark and Switzerland, it is very common for people to live alone; but contrary to what many believe, this does not translate into higher loneliness. Loneliness and aloneness are not the same.

Esteban Ortiz-Ospina

December 1, 2019

Article

Antiretroviral therapy has saved millions of lives from AIDS and could save more

Since the late 1980s, antiretroviral therapy has already saved millions of lives from HIV/AIDS. But millions of people with HIV still aren’t getting this life-saving treatment.

Bernadeta Dadonaite

November 15, 2019

Article

The importance of personal relations for economic outcomes

Social connections matter for economic outcomes. Personal relations, even those that we maintain for non-economic reasons, often give us access to information and provide us with social collateral for economic transactions.

Esteban Ortiz-Ospina

November 12, 2019

Article

Pneumonia — no child should die from a disease we can prevent

How many children die from pneumonia? How has this changed over time, and how can we prevent it?

Bernadeta Dadonaite

November 11, 2019

Article

Half of the world’s habitable land is used for agriculture

More than three-quarters of global agricultural land is used for livestock, despite meat and dairy making up a much smaller share of the world's protein and calories.

Hannah Ritchie and Max Roser

November 6, 2019

Article

Food production is responsible for one-quarter of the world’s greenhouse gas emissions

One-quarter of the world's greenhouse gas emissions result from food and agriculture. What are the main contributors to food's emissions?

Hannah Ritchie

November 4, 2019

Article

What are the environmental impacts of food and agriculture?

Feeding the world whilst reducing food's impact on the environment is one of our greatest challenges in the coming decades. What are food's environmental impacts?

Hannah Ritchie

October 16, 2019

Article

We won the Lovie Award!

The Lovie Award is the European internet award awarded by the International Academy of Digital Arts and Sciences.

Max Roser

October 7, 2019

Article

How do CO2 emissions compare when we adjust for trade?

Which countries are net importers and exports of emissions? How much CO2 is ‘offshored’?

Hannah Ritchie

October 4, 2019

Article

Where in the world do people emit the most CO2?

There are large inequalities in the carbon footprint of people across the world. How do countries across the world compare? Where in the world do people emit the most CO2?

Hannah Ritchie

October 3, 2019

Article

Who emits the most CO2 today?

Which countries emit the most CO2 today? How do annual emissions vary across the world?

Hannah Ritchie

October 1, 2019

Article

Who has contributed most to global CO2 emissions?

Our impact on climate change is not just about emissions that occur today. How much we emitted in the past also matters.

Hannah Ritchie

September 26, 2019

Article

12 key metrics to understand the state of the world

Our World in Data is home to thousands of charts. But some metrics are core to our work: here we present 12 that help us understand the state of the world.

Hannah Ritchie

September 24, 2019

Article

Where does our plastic accumulate in the ocean and what does that mean for the future?

An estimated 8 million tonnes of plastic enter our oceans each year. But the plastic we find in our surface waters is more than 100-fold lower. This is the 'missing plastic' problem.

Hannah Ritchie

September 20, 2019

Article

If we can make maternal deaths as rare as they are in the healthiest countries, we can save almost 300,000 mothers each year

Maternal mortality was much more common in the past. Today, it is much lower — but there are still large inequalities across the world.

Hannah Ritchie

September 19, 2019

Article

Talent is everywhere, opportunity is not. We are all losing out because of this

The world needs ideas and innovation to make progress. Creative and talented people are everywhere, but the opportunity to develop is limited to only a small number of well-off children. The world loses out as a result.

Max Roser

September 18, 2019

Article

The rise of social media

Social media sites are used by more than two-thirds of Internet users. How has social media grown over time?

Esteban Ortiz-Ospina

September 13, 2019

Article

The world now produces more seafood from fish farms than wild catch

Growing demand for seafood has placed increasing pressures on wild fish populations. One innovation has helped to alleviate some of the pressure on wild fish catch: aquaculture, the practice of fish and seafood farming. Aquaculture production has now overtaken wild fish catch.

Hannah Ritchie

September 12, 2019

Article

How often did parents see their children die?

The death of a young child has always been the most devastating tragedy mothers and fathers could experience. How common was it?

Max Roser