Hannah Ritchie

Hannah Ritchie is a researcher known for her work in climate data and sustainability. She is a senior researcher at Our World in Data, where she focuses on global development, climate change, and environmental issues. Ritchie has a background in geography and has contributed significantly to the understanding of climate data through her analyses and visualizations. Notable work includes her contributions to the development of accessible data on carbon emissions, energy use, and the impacts of climate change, helping to inform public discourse and policy decisions.

Hannah Ritchie is a Scottish data scientist and researcher specializing in environmental sustainability and climate data. Born in 1993 in Falkirk, she earned her BSc in Environmental Geoscience, MSc in Carbon Management, and PhD from the University of Edinburgh. **Current Role:** She serves as the Deputy Editor and Lead Researcher at *Our World in Data*, an online publication dedicated to presenting data on the world’s largest problems. She is also a Senior Researcher in the Programme for Global Development at the University of Oxford (Oxford Martin School). **Notable Work:** Ritchie is the author of two books: - *Not the End of the World* (2024), which argues for "urgent optimism" in the climate fight and outlines how the first generation can build a sustainable planet. - *Clearing the Air* (2025), which uses data to debunk common misconceptions about climate change. Her research frequently appears in major outlets such as *The New York Times*, *The Economist*, *Financial Times*, *BBC*, and *WIRED*. She co-hosts the podcast *Solving for Climate* and contributes to her Substack, *Sustainability by Numbers*. Her work emphasizes the intersection of environmental solutions with socioeconomic development.

# 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 data visualization - **Notable contributions**: She has produced widely-cited research and visualizations on topics like CO2 emissions, renewable energy adoption, and environmental impacts - **Our World in Data**: She helps make complex climate and environmental data understandable to general audiences through charts and articles - **Publications**: She has co-authored peer-reviewed research on environmental topics Her work is known for combining rigorous data analysis with clear communication, making climate science accessible to non-specialist audiences. However, my information may not be completely current, so I'd recommend checking her official profiles or Our World in Data for the most up-to-date information about her current projects and affiliations.

Hannah Ritchie is a **Senior Researcher and Head of Research at Our World in Data**, a scientific online publication that presents research and data to make progress against the world's largest problems. **Background:** * She holds a **DPhil (PhD) in Geography** from the University of Oxford, where her research focused on environmental sustainability and food systems. * Her undergraduate degree was in **Environmental Geoscience** from the University of Edinburgh. **Current Role:** * As **Head of Research at Our World in Data**, she leads the development and presentation of data-driven insights across various global challenges, with a strong emphasis on environmental issues, climate change, and sustainability. * She is also a **co-author and editor** of many of the publication's articles and data visualizations. **Notable Work:** * Ritchie is widely recognized for her work in making complex environmental and climate data accessible and understandable to a broad audience. * She has authored numerous influential articles and data explainers on topics such as **greenhouse gas emissions, renewable energy, deforestation, plastic pollution, and sustainable food systems**. * Her work often highlights both the scale of environmental problems and the progress being made in addressing them, providing a nuanced and evidence-based perspective. * She is a frequent speaker and commentator on environmental issues, and her work is regularly cited by policymakers, journalists, and other researchers. * She is the author of the book **"Not the End of the World: How We Can Be the First Generation to Build a Sustainable Planet"** (2024), which synthesizes much of her research and offers an optimistic yet realistic outlook on environmental challenges.

Based on verified information, here is a concise factual summary of Hannah Ritchie: **Background:** Hannah Ritchie is a Scottish data scientist and researcher. She holds a BSc in Environmental Geoscience and an MSc in Carbon Management from the University of Edinburgh, followed by a PhD in Geosciences from the University of Edinburgh (completed in 2022). She began her public work as a researcher and writer at the influential website **Our World in Data**. **Current Role:** She is the **Deputy Editor and Lead Researcher at Our World in Data** and a senior researcher at the University of Oxford's **Oxford Martin School**. She is also the **Head of Research at Our World in Data**. **Notable Work:** * **Public Communication:** She is a prominent voice in using data to communicate that global problems, while severe, are **solvable**. She argues for a fact-based, "pragmatic optimism" focus on solutions and progress. * **Academic Research:** Her PhD and ongoing work focus on the **environmental impacts of food systems**, particularly how to feed a growing world population sustainably. * **Best-selling Book:** She is the author of the critically acclaimed book **"Not the End of the World: How We Can Be the First Generation to Build a Sustainable Planet"** (2024), which consolidates her data-driven, solutions-oriented perspective. * **Data Tools:** She has been instrumental in creating widely used public data tools and visualizations on climate, energy, food, and air pollution at Our World in Data, making complex datasets accessible to policymakers, journalists, and the public. In essence, Hannah Ritchie is a leading data scientist and communicator who uses empirical research to argue that human progress on climate and environmental issues is possible and already underway.

Hannah Ritchie is a Scottish environmental data scientist specializing in climate change, energy, food systems, and sustainability. She holds a PhD in geosciences from the University of Edinburgh. She currently serves as Deputy Editor and Lead Researcher at Our World in Data (based at the University of Oxford) and is a researcher at the Oxford Martin School. Her notable work includes data visualizations, analyses, and articles on global CO₂ emissions, renewable energy transitions, and environmental impacts, widely used in research, media, and policy.

Hannah Ritchie is a researcher and scientist focused on climate change and energy. She currently works as a senior researcher at the Our World in Data (OWID) project, which is based at the University of Oxford. Her background includes a degree in Physics from the University of Oxford. At OWID, Ritchie's work involves analyzing and interpreting large datasets related to climate change, energy, and environmental issues. She has published several notable articles and research papers on these topics, often using data visualization to communicate complex information to a broad audience. Ritchie's research and commentary have been featured in various media outlets and academic journals, contributing to public understanding and discussion of climate and energy issues.