Hannah Ritchie

Hannah Ritchie is a Scottish environmental researcher and data scientist who studies long-term global trends in climate, energy, food, population, and public health. - **Background:** She studied environmental geoscience at the University of Edinburgh and completed doctoral research in environmental sciences/geosciences. - **Current role:** She is **Head of Research at Our World in Data**, an Oxford-affiliated project that presents research and statistics through articles, databases, and visualizations. - **Notable work:** Ritchie has produced widely cited analyses of emissions, food-system impacts, energy transitions, and global development. She is also the author of *Not the End of the World: How We Can Be the First Generation to Build a Sustainable Planet* (2024), which argues—using global data—that many environmental problems are serious but solvable.

Hannah Ritchie is a **Scottish data scientist and environmental researcher** focused on climate change, energy, food systems, biodiversity, and broader environmental sustainability.[1][3][11] She is a **Senior Researcher** at the University of Oxford’s Oxford Martin Programme in Global Development and the **Deputy Editor** at **Our World in Data**.[1][5][11] Her academic background includes a **BSc in Environmental Geoscience**, an **MSc in Carbon Management**, and a **PhD in Geosciences**, all from the **University of Edinburgh**.[1][5][11] She is also an **honorary fellow** of the University of Edinburgh’s School of Geosciences and Edinburgh Climate Change Institute.[5] Ritchie is known for data-driven work that challenges climate pessimism and explains environmental trends in context, including her books **_Not the End of the World_** and **_Clearing the Air_**.[2][5][12] Her research and writing have been featured widely in outlets such as the **New York Times**, **The Economist**, **Financial Times**, **BBC**, and **WIRED**.[1][12]

# Hannah Ritchie Hannah Ritchie is a researcher at the University of Oxford who specializes in environmental data and climate science communication. She is a senior researcher at Our World in Data, an organization focused on presenting global development data accessibly. **Key aspects of her work:** - **Focus**: Climate change, environmental sustainability, and energy data visualization - **Notable contributions**: She has produced widely-cited research and visualizations on topics like CO2 emissions, renewable energy adoption, and meat consumption's environmental impact - **Communication**: Known for making complex climate and environmental data understandable to general audiences through charts and articles - **Publications**: Has authored or co-authored peer-reviewed research on environmental topics Her work is frequently cited in public discussions about climate change and sustainability, and she's become a recognizable voice in science communication on these topics. If you're looking for more specific information about particular research or recent work, I'd recommend checking Our World in Data or her academic profiles directly, as my information may not reflect her most recent projects.

**Hannah Ritchie** is a Scottish data scientist and researcher specializing in global development and environmental issues. * **Background:** She earned a Bachelor of Science degree in environmental management and a PhD in geo-energy from the University of Edinburgh. * **Current Role:** She is the Deputy Editor and Lead Researcher at *Our World in Data*, an online publication based at the University of Oxford that focuses on large-scale global problems. She is also a senior researcher in the Oxford Martin Programme on Global Development at the University of Oxford. * **Notable Work:** Ritchie is widely known for communicating complex data regarding climate change, food production, energy, and biodiversity to the public in an accessible, optimistic, and evidence-based manner. She is the author of the 2024 book *Not the End of the World: How We Can Be the First Generation to Build a Sustainable Planet*, which argues that humanity has the tools to achieve global sustainability and avoid environmental collapse.

Hannah Ritchie is a Scottish data scientist and researcher specializing in environmental sustainability, climate change, energy, and food systems. **Background**: She earned a PhD in geo-sciences from the University of Edinburgh, focusing on environmental topics. **Current role**: Deputy Editor and Lead Researcher at Our World in Data (based at the University of Oxford), where she leads data analysis and visualization on global development and environmental issues. **Notable work**: She produces widely cited charts and articles on CO₂ emissions, renewable energy transitions, and sustainable agriculture; authored the 2024 book *Not the End of the World*, which uses data to argue for feasible solutions to environmental challenges.