IB Geography: Complete Study Guide for SL and HL

26th October, 2026 | Abhishek Malani | 12 Min Read
Introduction
IB Geography is the subject where you can be asked about glaciers, megacities, food security and global trade, sometimes in the same week. It’s wonderfully broad, which is exactly why students struggle with it: the content is manageable, but the marks go to people who can bring specific, accurate examples to a question and link physical and human processes together.
This IB Geography study guide walks you through the syllabus structure, how IB Geography HL vs SL differs, how to build and use case studies, how to approach each paper, where fieldwork and the IA fit in, a realistic revision plan and the mistakes that cost the most marks. We link to our IA resources rather than repeating them. No fluff, just what you need to study smarter.
IB Geography study guide featuring a globe, world map, geography textbooks, compass and revision checklist.
Table of Contents

What Is IB Geography?

IB Geography is a Group 3 (Individuals and Societies) subject that explores how people, places and environments interact at different scales, from local to global. It blends physical geography (such as rivers, coasts and hazards) with human geography (such as population, urban systems and development), and relies heavily on data skills, fieldwork and real-world examples.
You’ll be assessed on four broad skills:
  • Knowledge and understanding of concepts, processes and patterns
  • Application of that knowledge to specific places and examples
  • Analysis and evaluation of data, sources and geographic issues
  • Skills, including fieldwork and interpreting maps, graphs and statistics
The course is typically taught over about 150 hours at SL and 240 hours at HL. Confirm the details in your school’s current subject guide, since syllabus versions can change.

IB Geography Syllabus Overview

The course is organised into a core, optional themes and, at HL, an extension.
Part What It Covers Who Studies It
Core: Geographic perspectives (Global change)
Population and migration, climate change, and resource consumption and security
SL and HL
Optional themes
Your school chooses from themes such as freshwater, oceans and coastal margins, extreme environments, geophysical hazards, leisure, tourism and sport, food and health, and urban environments
SL: two themes. HL: three themes
HL extension: Global interactions
Measuring global interactions, the shrinking world, economic power and trade, human development and diversity, and global risks and resilience
HL only
Fieldwork (IA)
A fieldwork-based investigation
SL and HL
Your school decides which optional themes you study, so check your course outline early and focus your revision on those.
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IB Geography HL vs SL

Both levels share the same core and the same IA. HL adds a third optional theme, the Global interactions extension and Paper 3.
Feature SL HL
Teaching hours
About 150
About 240
Optional themes
2
3
Extension
None
Global interactions
Paper 1 (themes)
About 35%, around 1h 30m
About 35%, around 2h 15m
Paper 2 (core)
About 40%, around 1h 15m
About 25%, around 1h 15m
Paper 3 (extension)
Not taken
About 20%, around 1h
IA (fieldwork)
About 25%
About 20%
Weightings and timings are approximate. Confirm current figures in your subject guide.
Which should you choose?
  • HL suits students who enjoy extended writing, synoptic thinking across topics and a heavier workload, and who may study geography, environmental science, development or related fields later.
  • SL suits students who want a solid grounding in the subject with a lighter load.
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Using Case Studies Effectively

Geography answers live or die on examples. A general explanation of flooding earns some marks. A specific, well-used flood example earns the rest.
Build a case study bank, not a memory dump. For each case study, record:
Element What to Note
Place and scale
Where is it? Local, national, regional or global?
Key facts and data
Two or three precise figures, dates or statistics
Causes and processes
Why did it happen? Which physical and human factors were involved?
Impacts and responses
Who was affected? What was done? What worked?
Evaluation
Strengths, limitations and short- versus long-term effects
Concept links
Power, place, sustainability, resilience, inequality and other geographic concepts
How to use them in answers:
  • Match the example to the question. A fitting, smaller example beats a famous but irrelevant one.
  • Use them to evidence a point, not as a standalone story. “In Nepal in 2015, …” should support an argument, not replace it.
  • Weave in precise details, such as numbers, names and dates, but only ones you’re confident are accurate.
  • Use at least one example per extended answer, and more where the question invites comparison.
  • Keep a mix of scales and contexts (high-, middle- and low-income settings where relevant), so you can adapt to different questions.
Aim for a compact bank, with a few flexible case studies per theme that you know well, rather than dozens you half-remember.

Paper Strategy

Paper Focus Strategy
Paper 1
Optional themes, with structured and extended questions
Revise your school’s chosen themes in full. Practise short data-response questions and one extended essay per theme.
Paper 2
Core (Global change), with structured questions and an extended response
Prepare across all three core units. Practise interpreting data and writing evaluative essays with examples.
Paper 3 (HL)
Global interactions, with synoptic extended responses
Practise linking ideas across the extension, planning essays quickly and using evidence from the stimulus material.
Paper tips that work across the board:
  • Read the command term. “Describe” is not “explain”, and “evaluate” or “to what extent” needs a judgement. See our IB command terms examples for worked answers.
  • Use the marks as a guide to how many points you need and how long to spend.
  • Plan extended answers. A five-line plan with a clear line of argument beats an unplanned wall of text.
  • Quote the data. In data-response questions, reference specific values, trends and anomalies, not just “it goes up”.
  • Link physical and human factors. Geography rewards joined-up thinking.
  • Finish with a conclusion that directly answers the question.
A quick structure for a 10-15 mark essay:
Step What You Write
Intro
Define key terms and state your line of argument
Argument 1
Point, example with detail, explanation
Argument 2
A contrasting or complementary point with a different example
Evaluation
Weigh scale, timeframe, stakeholders or conditions
Evaluation
Strengths, limitations and short- versus long-term effects
Conclusion
A direct, justified answer to the question

Fieldwork and the IA

Every IB Geography student completes an Internal Assessment: a fieldwork-based investigation of about 2,500 words, worth about 25% at SL and 20% at HL. You’ll collect primary data, analyse it with appropriate techniques and evaluate your methods and findings. Fieldwork is also the best way to build practical skills that strengthen your exam answers.
We cover the IA in depth elsewhere, so use these resources:
  • IB Internal Assessment (IA): The Ultimate Guide
  • IB Geography IA Ideas
Quick link between fieldwork and exams: the techniques you use, such as sampling, data presentation and statistical tests, can appear in exam questions, and fieldwork experience makes evaluation of methods much easier to write.

A Simple Revision Plan

This IB Geography revision plan works backwards from your exams. Adjust the timing to your school’s schedule.
Phase Focus What to Do
Weeks 1-2
Foundations
Make one-page summaries for every core and optional unit. List key terms and processes.
Weeks 3-4
Case study bank
Build and review case study sheets using the template above. Create flashcards for key data.
Weeks 5-6
Application
Write timed paragraphs and essays using examples. Practise data-response questions.
Weeks 7-8
Timed practice
Complete full past paper questions under exam conditions. Mark against mark schemes and fix recurring gaps. HL students should add Paper 3 planning practice.
Final week
Consolidation
Review summaries, flashcards and your error log. Do one last timed essay per paper.
Revision tips:
  • Turn your notes into questions and flashcards. See our guide to IB note taking methods.
  • Keep an error log of mistakes in command terms, data interpretation and use of examples.
  • Follow current events, since recent examples (a flood, a trade agreement, a migration trend) are fresh material for your answers.

Common IB Geography Mistakes Students Make

  • Learning case studies as stories: Facts matter only when used to support an argument.
  • Giving generic answers: Without place-specific detail, marks stall.
  • Ignoring the command term: Describing when asked to evaluate is the most common error.
  • Neglecting data skills: Misreading graphs and maps wastes easy marks.
  • Revising the wrong themes: Make sure you’re studying the optional themes your school teaches.
  • Treating physical and human geography separately: Joined-up answers earn higher bands.
  • Running out of time on essays: Plan briefly, then write.
  • Leaving the IA until late: Fieldwork deadlines can sneak up, and good data takes time to collect.

Summary

IB Geography combines a core, optional themes (and at HL, a Global interactions extension) with a fieldwork-based IA. Success comes from knowing the concepts, building a compact bank of well-understood case studies, reading command terms carefully, interpreting data accurately and writing planned, evaluative answers that link physical and human factors. Revise by theme, practise timed questions, and use fieldwork to strengthen both your IA and your exam skills.
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Explore More IB Resources
Explore these guides to strengthen your IB preparation and academic performance:

FAQs

HL covers the same core as SL plus a third optional theme and the Global interactions extension, and adds Paper 3. SL has two optional themes and no extension. Both complete the same IA, though its weighting differs.

There’s no fixed number. Aim for a compact bank of well-understood examples across your themes and scales, so you can adapt them to different questions rather than memorising a huge list.

Through external exam papers (two at SL, three at HL) and a fieldwork-based Internal Assessment. Weightings differ by level, so check your subject guide for exact figures.

The content is accessible, but top marks need precise examples, strong data skills and evaluative writing. Many students find case study recall and time management the biggest challenges.

See our IB Internal Assessment guide and IB Geography IA ideas.

Want help building a case study bank and a revision plan that fits your themes? Reach out to Quest for Success; we’ll help you plan and practise.
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