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?
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Millions have died in conflicts since the Cold War; most of them in Africa and intrastate conflicts
Deaths in the Middle East and deaths from violence targeting civilians have also been common.Peak global population and other key findings from the 2024 UN World Population Prospects
Falling fertility rates, migration movements, and China’s population decline.How many people die from extreme temperatures, and how this could change in the future: Part one
Cold deaths vastly outnumber heat-related ones, but mostly due to “moderate” rather than extremely cold conditions.How many people die from extreme temperatures, and how this could change in the future: Part two
Climate change will have very unequal impacts, with fewer deaths at higher latitudes but increased heatwave deaths across the tropics.LGBT+ rights have become more protected in dozens of countries, but are not recognized across most of the world
Despite progress, same-sex marriage, adoption, gender marker changes, and third genders remain unrecognized in many countries. Some have even imposed more regressive policies.Trachoma: how a common cause of blindness can be prevented worldwide
The world has seen a large decline in trachoma, but millions are still at risk. How can we make more progress against it?Neglected tropical diseases lead to severe health issues and poverty for millions, particularly in tropical regions
Neglected tropical diseases affect millions of people despite the existence of cheap interventions to control them.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.Is the number of natural disasters increasing?
A deep dive into missing data and the limitations of disaster databases.New polio vaccines are key to preventing outbreaks and achieving eradication
To reach the goal of polio eradication, we can use new vaccines to contain outbreaks and improve testing, outbreak responses, and sanitation.The world has become more resilient to disasters, but investment is needed to save more lives
Deaths from disasters have fallen, but we need to build even more resilience to ensure this progress doesn’t reverse.The rise in reported maternal mortality rates in the US is largely due to a change in measurement
Maternal 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.Vaccines have saved 150 million children over the last 50 years
Every ten seconds, one child is saved by a vaccine against a fatal disease.Key lessons from our work on the COVID-19 pandemic are now published in Lancet Public Health
Our peer-reviewed article outlines seven ways to publish data better.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.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.Tracking the impacts of climate change across the world
How are global temperatures changing, and what are the impacts on sea level rise, sea ice, and ice sheets?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.Tracking the extent of wildfires across the world
Explore global and country-level data on the extent of wildfires and how they’ve changed over time.More people care about climate change than you think
The majority of people in every country support action on climate, but the public consistently underestimates this share.