The strongest preparation is not a long reading list; it is a habit of testing claims against evidence, scale and method. Aim to connect what you read to Cambridge-style discussion: what the evidence shows, what it leaves uncertain, and how the answer changes between local, regional and global scales.
Start with books that force you to test broad claims against evidence: Prisoners of Geography, Factfulness, The Human Planet, Adventures in the Anthropocene, and Our Biggest Experiment.
Use video selectively: Cambridge Geography gives direct departmental insight, Royal Geographical Society supports fieldwork and careers understanding, NASA Earth is useful for Earth-system visualisation, and Gapminder develops data-led development thinking.
For audio, Ask the Geographer, The Geographical Podcast, The MapScaping Podcast, and Costing the Earth each give a different route into research, contemporary issues, GIS, and environmental policy.
For practical skills, try Going Places with Spatial Analysis for spatial analysis, Climate change and Climate change and renewable energy for climate and energy, Our Earth: Its Climate, History, and Processes for Earth systems, and Our Earth's Future for climate-change science and communication.
Our World in Data is most useful when you use it for a specific geographical problem such as development geography, inequality, energy transitions, emissions or dissertation-style data evaluation, rather than as a general chart bank.
We recommend building a short evidence log beside these resources: claim, evidence, method, limitation and one question you would ask in interview.