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How the world eliminated lead from gasoline

In 2021, Algeria became the last country to ban leaded gasoline. How did the world achieve it?

Hannah Ritchie

The IEA wants to make their data available to the public – now it is on governments of the world’s rich countries to make this happen

We are just one step away from unlocking the world's energy data for everyone. This would be a massive achievement for progress on energy and climate.

Hannah Ritchie and Max Roser

What is the COVID-19 Stringency Index?

An explanation of the nine metrics used to calculate the Stringency Index

Max Roser

Attitudes to COVID-19 vaccinations

How do attitudes to COVID-19 vaccinations vary across the world; and how are they changing with time?

Bobbie Macdonald

Global economic inequality: what matters most for your living conditions is not who you are, but where you are

How much does it matter to be born into a productive, industrialized economy?

Max Roser

How much energy do countries consume when we take offshoring into account?

How do energy footprints compare across the world when we adjust for the goods that we import from overseas?

Hannah Ritchie

200 years ago, everyone lacked democratic rights. Now, billions of people have them

Half of all countries are democracies. But how many people enjoy democratic rights?

Bastian Herre

Many countries have decoupled economic growth from CO2 emissions, even if we take offshored production into account

It is possible to reduce emissions while growing the economy. But this decoupling needs to happen faster.

Hannah Ritchie

Easier data reuse and more flexible visualizations - what we in the developer team are working on

Daniel Bachler

Data review: how many people die from air pollution?

This data review presents published estimates of the global death toll from air pollution and provides the context that makes them understandable.

Max Roser

How do death rates from COVID-19 differ between people who are vaccinated and those who are not?

To understand how the pandemic is evolving, it’s crucial to know how death rates from COVID-19 are affected by vaccination status.

Edouard Mathieu and Max Roser

Extreme poverty: How far have we come, and how far do we still have to go?

The world has made immense progress against extreme poverty, but it is still the reality for almost one in ten people worldwide.

Max Roser

Which countries get the most electricity from low-carbon sources?

Explore global data on the production of renewable and nuclear electricity.

Hannah Ritchie

Decarbonizing electricity is only one step towards a low-carbon energy system

We need to focus on electrifying or decarbonizing other parts of our energy too.

Hannah Ritchie

When will countries phase out coal power?

Which countries have committed to phasing out coal power?

Hannah Ritchie

Fossil fuel subsidies: If we want to reduce greenhouse gas emissions we should not pay people to burn fossil fuels

Repealing subsidies is not easy, but it is possible – and the world is slowly making progress in this direction

Max Roser

Access to basic education: almost 60 million children of primary school age are not in school

The world has made a lot of progress in recent generations, but millions of children are still not in school.

Max Roser

Can we reduce fertilizer use without sacrificing food production?

Some countries need more fertilizers to increase crop yields. But some could cut back without sacrificing food production.

Hannah Ritchie

Excess fertilizer use: which countries cause environmental damage by overapplying fertilizers?

Nutrients are essential for crop growth. But when they're overapplied they become a pollutant.

Hannah Ritchie

To protect the world’s wildlife, we must improve crop yields — especially across Africa

Habitat loss is the biggest threat to the world's animals. Without improvements in crop yields, thousands of species could see much of their habitat lost to farmland.

Hannah Ritchie

Depression is complicated — this is how our understanding of the condition has evolved over time

Our understanding of depression has evolved over time, with wider screening for depression, new questionnaires, and better statistical tools.

Saloni Dattani