Fertilizers supply plants with nutrients that are essential for growth.| Our World in Data
Air pollution tends to get worse before it gets better, but how can we accelerate this transition?| Our World in Data
Plant-based protein sources still have a lower footprint than the lowest-impact meat products.| Our World in Data
Hannah joined us in 2017. She became Deputy Editor and Science Outreach Lead at Our World in Data in 2023. She was previously Head of Research.She focuses on the long-term changes in the environment – energy, pollution, agriculture, food supply – and their compatibility with global development. Hannah completed her Ph.D. in GeoSciences at the University of Edinburgh.She is a researcher at the Oxford Martin Programme in Global Development, and an honorary fellow at the University of Edinbu...| Our World in Data
Explore data on electric car sales and stocks worldwide.| Our World in Data
How we treat the climate impacts of methane matter a lot for carbon footprint of foods. But even if we exclude methane, meat and dairy products emit the most.| Our World in Data
Humans were emitting large amounts of gases that depleted the ozone layer. But in the 1980s the world came together to tackle the problem. Emissions have fallen by more than 99%.| Our World in Data
Human emissions of greenhouse gases are the primary driver of climate change. The world needs to decarbonize to reduce them.| Our World in Data
This data review presents published estimates of the global death toll from air pollution and provides the context that makes them understandable.| Our World in Data
“Eat local” is a common recommendation to reduce the carbon footprint of your diet. How does the impact of what you eat compare to where it's come from?| Our World in Data
Meat is an important source of nutrition for people around the world. How quickly is demand growing? And what are the implications for animal welfare and the earth’s environment?| Our World in Data