How do global statistics on suicide differ between sources?To better monitor and prevent suicides globally, it's crucial to understand how they are measured and estimated by different sources.By Saloni Dattani — August 05, 2024
Air conditioning causes around 3% of greenhouse gas emissions. How will this change in the future?Demand is set to triple by 2050. Can it be met in an energy-efficient way?By Hannah Ritchie — July 29, 2024
How can the world reduce deaths from extreme heat?The world will need to adapt to increased temperatures. What can societies do to save lives?By Hannah Ritchie — July 22, 2024
Millions have died in conflicts since the Cold War; most of them in Africa and intrastate conflictsDeaths in the Middle East and deaths from violence targeting civilians have also been common.By Bastian Herre — July 15, 2024
Peak global population and other key findings from the 2024 UN World Population ProspectsFalling fertility rates, migration movements, and China’s population decline.By Hannah Ritchie and Lucas Rodés-Guirao — July 11, 2024
How many people die from extreme temperatures, and how this could change in the future: Part oneCold deaths vastly outnumber heat-related ones, but mostly due to “moderate” rather than extremely cold conditions.By Hannah Ritchie — July 01, 2024
How many people die from extreme temperatures, and how this could change in the future: Part twoClimate change will have very unequal impacts, with fewer deaths at higher latitudes but increased heatwave deaths across the tropics.By Hannah Ritchie — July 01, 2024
LGBT+ rights have become more protected in dozens of countries, but are not recognized across most of the worldDespite progress, same-sex marriage, adoption, gender marker changes, and third genders remain unrecognized in many countries. Some have even imposed more regressive policies.By Bastian Herre and Pablo Arriagada — June 24, 2024
Trachoma: how a common cause of blindness can be prevented worldwideThe world has seen a large decline in trachoma, but millions are still at risk. How can we make more progress against it?By Saloni Dattani and Fiona Spooner — June 17, 2024
Neglected tropical diseases lead to severe health issues and poverty for millions, particularly in tropical regionsNeglected tropical diseases affect millions of people despite the existence of cheap interventions to control them.By Saloni Dattani, Fiona Spooner and Max Roser — June 17, 2024
What are the trade-offs between animal welfare and the environmental impact of meat?Eating meat with a lower carbon footprint often means killing more animals and treating them more poorly.By Hannah Ritchie — June 10, 2024
Is the number of natural disasters increasing?A deep dive into missing data and the limitations of disaster databases.By Hannah Ritchie and Pablo Rosado — June 03, 2024
New polio vaccines are key to preventing outbreaks and achieving eradicationTo reach the goal of polio eradication, we can use new vaccines to contain outbreaks and improve testing, outbreak responses, and sanitation.By Saloni Dattani — May 27, 2024
The world has become more resilient to disasters, but investment is needed to save more livesDeaths from disasters have fallen, but we need to build even more resilience to ensure this progress doesn’t reverse.By Hannah Ritchie — May 20, 2024
The rise in reported maternal mortality rates in the US is largely due to a change in measurementMaternal mortality rates appear to have risen in the last 20 years in the US. But this reflects a change in measurement rather than an actual rise in mortality.By Saloni Dattani — May 13, 2024
Vaccines have saved 150 million children over the last 50 yearsEvery ten seconds, one child is saved by a vaccine against a fatal disease.By Hannah Ritchie — May 06, 2024
Key lessons from our work on the COVID-19 pandemic are now published in Lancet Public HealthOur peer-reviewed article outlines seven ways to publish data better.By Bastian Herre, Lucas Rodés-Guirao, Edouard Mathieu, Hannah Ritchie, Charlie Giattino, Joe Hasell, Saloni Dattani, Esteban Ortiz-Ospina and Max Roser — May 01, 2024
How many children did not die thanks to progress in global health?Thanks to improvements in global health, more than 100 million children have been saved since 1990.By Max Roser — April 29, 2024
How effective are policies in reducing the environmental impacts of agriculture?All countries now have policies, but not all work as intended. Some drive trade-offs or lead to spillover impacts elsewhere, but there are many examples of successful stories.By Hannah Ritchie — April 22, 2024
Tracking the impacts of climate change across the worldHow are global temperatures changing, and what are the impacts on sea level rise, sea ice, and ice sheets?By Hannah Ritchie, Pablo Rosado and Veronika Samborska — April 15, 2024
What share of global CO₂ emissions come from aviation?Aviation accounts for 2.5% of global CO₂ emissions. But it has contributed around 4% to global warming to date.By Hannah Ritchie — April 08, 2024