Source: https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-5-population-pyramids

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# Population Pyramids

Geography: Cambridge International GCSE (2027 Exams), topic 6.2.5

## Population Pyramids

Population pyramids show the number of people in each age band (cohort) and organise them by gender.

### Concave pyramid

![Concave pyramid](https://image-v2.cdn.app.senecalearning.com/2018-04/db441433-64a8-489c-9e3e-bb5b51cae371/2.1.1%20population%20pyramid%20developing%20(1).png)

- A pyramid with concave sides.
- E.g. Remote tribes and some of the poorest nations.
- These countries are similar to countries in Stage 1 of the Demographic Transition Model:
 - Very high birth rate.
 - The highest number of people are in the 0-4 years cohort.
 - The numbers then drop off quickly and the cohorts get smaller as the ages increase.
 - This is because of the high death rate.
 - There are very low numbers as people get to retirement age because most people have died by then.

### Straight-sided pyramid

![Straight-sided pyramid](https://image-v2.cdn.app.senecalearning.com/2018-04/f718bd61-0176-4203-83ac-d671ee35d364/2.1.1%20population%20pyramid%20emerging.png)

- Examples include most low-income countries, e.g. Madagascar and Afghanistan.
- These countries are similar to countries in Stage 2 of the Demographic Transition Model:
 - High birth rate.
 - The highest number of people are in the 0-4 years cohort.
 - The numbers drop off as the age increases but at a slower rate than concave pyramids.
 - There are very low numbers of people over 60 years old.
 - The population is expanding.

### Arch-shaped pyramid

![Arch-shaped pyramid](https://image-v2.cdn.app.senecalearning.com/2018-04/9069ad99-3d1f-4063-ac26-2a67b8cb6b9a/2.1.1%20population%20pyramid%20developed.png)

- Examples include high-income countries like the UK and USA.
- These countries are similar to countries in Stage 4 of the Demographic Transition Model:
 - Low birth rate and low death rate.
 - The number of people in the cohorts from 0-60 years are even.
 - The number of people over 60 years starts to decrease slightly.

### Cone-shaped pyramid

![Cone-shaped pyramid](https://image-v2.cdn.app.senecalearning.com/courseImages/chemistry/2.3.3%20-%20Carbon%20structures/Ice%20cream%20melting.jpg)

- Examples include high-income countries like Japan and Germany.
- These countries are similar to countries in Stage 5 of the Demographic Transition Model: 
 - Low and further decreasing birth rate and low death rate.
 - There are fewer young dependents than old dependents.
 - These countries have an ageing population.
 - A lot of the population is over 60 years old.
 - The population size is getting smaller.

## Test yourself on Population Pyramids

- What stage of the demographic transition model are countries that have concave population pyramids similar to?

[Practise this topic for free](https://app.senecalearning.com/classroom/course/88bcf69f-fcc5-4424-b69d-5f2ea23d2e00/section/465f173f-5a8e-4c79-b008-eb2f20f160ed/session)

- Previous topic: [6.2.4 Population Structure](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-4-population-structure.md)
- Next topic: [6.2.6 Case Study: UK's Ageing Population - Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-6-case-study-uks-ageing-population-causes.md)

## Geography: Cambridge International GCSE (2027 Exams) contents

### 1 Paper 1 - Changing River Environnments
- 1.1 Characteristics of Rivers
  - [1.1.1 The Long Profile](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-1-1-the-long-profile.md)
  - [1.1.2 Characteristics of Rivers](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-1-2-characteristics-of-rivers.md)
- 1.2 River Landforms
  - [1.2.1 Waterfalls & Gorges](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-1-waterfalls-and-gorges.md)
  - [1.2.2 Meanders](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-2-meanders.md)
  - [1.2.3 Oxbow Lakes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-3-oxbow-lakes.md)
  - [1.2.4 Levees](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-4-levees.md)
  - [1.2.5 Floodplains](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-5-floodplains.md)
  - [1.2.6 Deltas](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-6-deltas.md)
  - [1.2.7 Interlocking Spurs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-2-7-interlocking-spurs.md)
- 1.3 Rivers: Opportunities & Hazards
  - [1.3.1 River Pollution](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-3-1-river-pollution.md)
  - [1.3.2 River Pollution in the River Thames](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-3-2-river-pollution-in-the-river-thames.md)
- 1.4 The Bradshaw Model
  - [1.4.1 The Bradshaw Model](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-4-1-the-bradshaw-model.md)
- 1.5 The Drainage Basin & the Water Cycle
  - [1.5.1 The Drainage Basin & the Water Cycle](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-5-1-the-drainage-basin-and-the-water-cycle.md)
- 1.6 Processes Operating in a Drainage Basin
  - [1.6.1 Hydrological Cycle in a Drainage Basin](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-6-1-hydrological-cycle-in-a-drainage-basin.md)
  - [1.6.2 Processes in a Drainage Basin](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-6-2-processes-in-a-drainage-basin.md)
- 1.7 Processes Operating in a River
  - [1.7.1 Erosion](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-7-1-erosion.md)
  - [1.7.2 Transportation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-7-2-transportation.md)
  - [1.7.3 Deposition](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-7-3-deposition.md)
  - [1.7.4 Diagnostic Misconceptions - Upper Course](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-7-4-diagnostic-misconceptions-upper-course.md)
  - [1.7.5 Diagnostic Misconceptions - Deposition](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/1-7-5-diagnostic-misconceptions-deposition.md)

### 2 Paper 1 - Changing Coastal Environments
- 2.1 Physical Processes that Shape the Coast
  - [2.1.1 Processes of Erosion](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-1-processes-of-erosion.md)
  - [2.1.2 Corrosion & Corrasion](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-2-corrosion-and-corrasion.md)
  - [2.1.3 Transportation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-3-transportation.md)
  - [2.1.4 Deposition](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-4-deposition.md)
  - [2.1.5 Longshore Drift](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-5-longshore-drift.md)
  - [2.1.6 Types of Waves](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-6-types-of-waves.md)
  - [2.1.7 Case Study: The Holderness Coast (UK)](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-7-case-study-the-holderness-coast-uk.md)
  - [2.1.8 Case Study: The Holderness Coast - Management](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-8-case-study-the-holderness-coast-management.md)
  - [2.1.9 Case Study: The Holderness Coast - Defences](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-9-case-study-the-holderness-coast-defences.md)
  - [2.1.10 Diagnostic Misconceptions - Swash & Backwash](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-1-10-diagnostic-misconceptions-swash-and-backwash.md)
- 2.2 Landforms
  - [2.2.1 Headlands & Bays](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-1-headlands-and-bays.md)
  - [2.2.2 Beaches, Stumps, & Cliffs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-2-beaches-stumps-and-cliffs.md)
  - [2.2.3 Wave-cut Platforms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-3-wave-cut-platforms.md)
  - [2.2.4 Caves, Arches, & Stacks](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-4-caves-arches-and-stacks.md)
  - [2.2.5 Spits, Bars, & Sand Dunes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-5-spits-bars-and-sand-dunes.md)
  - [2.2.6 Discordant & Concordant Coastlines](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-2-6-discordant-and-concordant-coastlines.md)
- 2.3 Opportunities & Hazards
  - [2.3.1 Opportunities & Hazards](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-1-opportunities-and-hazards.md)
  - [2.3.2 Managing Flooding - Hard Engineering](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-2-managing-flooding-hard-engineering.md)
  - [2.3.3 Coastal Management - Hard Engineering](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-3-coastal-management-hard-engineering.md)
  - [2.3.4 Coastal Management - More Hard Engineering](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-4-coastal-management-more-hard-engineering.md)
  - [2.3.5 Coastal Management - Soft Engineering](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-5-coastal-management-soft-engineering.md)
  - [2.3.6 End of Topic Test - Rivers](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-6-end-of-topic-test-rivers.md)
  - [2.3.7 End of Topic Test -Coasts](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-3-7-end-of-topic-test-coasts.md)
- 2.4 Tropical Storms
  - [2.4.1 Tropical Storms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-1-tropical-storms.md)
  - [2.4.2 Structure of Tropical Storms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-2-structure-of-tropical-storms.md)
  - [2.4.3 Causes of Tropical Storms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-3-causes-of-tropical-storms.md)
  - [2.4.4 Effects of Tropical Storms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-4-effects-of-tropical-storms.md)
  - [2.4.5 Hazards of Tropical Storms](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-5-hazards-of-tropical-storms.md)
  - [2.4.6 Case Study: Hurricane Katrina - Effects](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-6-case-study-hurricane-katrina-effects.md)
  - [2.4.7 Case Study: Hurricane Katrina - Responses](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-7-case-study-hurricane-katrina-responses.md)
  - [2.4.8 Case Study: Cyclone Nargis - Responses](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-8-case-study-cyclone-nargis-responses.md)
  - [2.4.9 Case Study: Cyclone Nargis](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-9-case-study-cyclone-nargis.md)
  - [2.4.10 Mathematical Skills: Weather Hazards](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-10-mathematical-skills-weather-hazards.md)
  - [2.4.11 Diagnostic Misconceptions - Rainfall](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-4-11-diagnostic-misconceptions-rainfall.md)
- 2.5 Protection & Management
  - [2.5.1 Coral Reefs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-5-1-coral-reefs.md)
  - [2.5.2 Types of Reefs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-5-2-types-of-reefs.md)
  - [2.5.3 Importance of Coral Reefs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-5-3-importance-of-coral-reefs.md)
  - [2.5.4 Mangrove Swamps](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-5-4-mangrove-swamps.md)
  - [2.5.5 Importance of Mangroves](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/2-5-5-importance-of-mangroves.md)

### 3 Paper 1 - Changing Ecosystems
- 3.1 Antarctic
  - [3.1.1 Features of the Antartic Ecosystem](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-1-1-features-of-the-antartic-ecosystem.md)
  - [3.1.2 Factors Influencing the Antarctic](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-1-2-factors-influencing-the-antarctic.md)
  - [3.1.3 Abiotic–Biotic Factors & Adaptations](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-1-3-abiotic-biotic-factors-and-adaptations.md)
- 3.2 Threats to the Antarctic
  - [3.2.1 Antarctic: Threats & Impacts](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-2-1-antarctic-threats-and-impacts.md)
  - [3.2.2 Antarctic: Evaluation of Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-2-2-antarctic-evaluation-of-strategies.md)
- 3.3 Tropical Rainforest
  - [3.3.1 Global Distribution & Characteristics](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-3-1-global-distribution-and-characteristics.md)
  - [3.3.2 Tropical Rainforest: Structure](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-3-2-tropical-rainforest-structure.md)
  - [3.3.3 Tropical Rainforest: Interrelationships](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-3-3-tropical-rainforest-interrelationships.md)
- 3.4 Tropical Rainforest: Threats
  - [3.4.1 ThreatsThreats & Impacts](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-4-1-threatsthreats-and-impacts.md)
  - [3.4.2 Evaluation of Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-4-2-evaluation-of-strategies.md)
  - [3.4.3 Mathematical Skills: Deforestation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-4-3-mathematical-skills-deforestation.md)
  - [3.4.4 Rainforest Case Study](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/3-4-4-rainforest-case-study.md)

### 4 Paper 1 - Tectonic Hazards
- 4.1 The Structure of the Earth
  - [4.1.1 Structure of the Earth: Characteristics](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-1-1-structure-of-the-earth-characteristics.md)
  - [4.1.2 Tectonic Plates](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-1-2-tectonic-plates.md)
  - [4.1.3 Plate Margins](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-1-3-plate-margins.md)
  - [4.1.4 Plate Boundaries](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-1-4-plate-boundaries.md)
  - [4.1.5 Earthquakes at Plate Margins](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-1-5-earthquakes-at-plate-margins.md)
- 4.2 The Processes of Earthquakes & Volcanoes
  - [4.2.1 Earthquakes: Processes & Characteristics](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-1-earthquakes-processes-and-characteristics.md)
  - [4.2.2 Earthquake Hazards](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-2-earthquake-hazards.md)
  - [4.2.3 Types of Volcano](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-3-types-of-volcano.md)
  - [4.2.4 Classification & Features](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-4-classification-and-features.md)
  - [4.2.5 Volcanic Hazards](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-5-volcanic-hazards.md)
  - [4.2.6 Diagnostic Misconceptions - Lava](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-6-diagnostic-misconceptions-lava.md)
  - [4.2.7 Diagnostic Misconceptions - Location of Volcanoes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-7-diagnostic-misconceptions-location-of-volcanoes.md)
  - [4.2.8 Diagnostic Misconceptions - Focus vs Epicentre](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-8-diagnostic-misconceptions-focus-vs-epicentre.md)
  - [4.2.9 Diagnostic Misconceptions - Sliding Plates](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-2-9-diagnostic-misconceptions-sliding-plates.md)
- 4.3 The Impacts of Tectonic Hazards
  - [4.3.1 Why do People Live Near Volcanoes?](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-3-1-why-do-people-live-near-volcanoes.md)
  - [4.3.2 Primary Effects of Volcanoes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-3-2-primary-effects-of-volcanoes.md)
  - [4.3.3 Secondary Effects of Volcanoes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-3-3-secondary-effects-of-volcanoes.md)
  - [4.3.4 Measuring Earthquakes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-3-4-measuring-earthquakes.md)
- 4.4 Managing the Impacts of Tectonic Hazards
  - [4.4.1 Managing Impacts of Tectonic Hazards - Monitoring](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-4-1-managing-impacts-of-tectonic-hazards-monitoring.md)
  - [4.4.2 Managing Impacts of Tectonic Hazards - Planning](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-4-2-managing-impacts-of-tectonic-hazards-planning.md)
  - [4.4.3 Case Study: Agung](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-4-3-case-study-agung.md)
  - [4.4.4 Case Study: Christchurch](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-4-4-case-study-christchurch.md)
  - [4.4.5 Mathematic Skills: Tectonic Hazards](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/4-4-5-mathematic-skills-tectonic-hazards.md)

### 5 Paper 1 - Climate Change
- 5.1 Natural & Human Causes of Climate Change
  - [5.1.1 Climate Change: Evidence](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-1-1-climate-change-evidence.md)
  - [5.1.2 Climate Change: Factors](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-1-2-climate-change-factors.md)
  - [5.1.3 Climate Change: Human Influence](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-1-3-climate-change-human-influence.md)
  - [5.1.4 Diagnostic Misconceptions - Greenhouse Effect](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-1-4-diagnostic-misconceptions-greenhouse-effect.md)
  - [5.1.5 Diagnostic Misconceptions - 1°C Change in Temp.](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-1-5-diagnostic-misconceptions-1%C2%B0c-change-in-temp.md)
- 5.2 Impacts of Climate Change
  - [5.2.1 Impact on the Environment](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-2-1-impact-on-the-environment.md)
  - [5.2.2 Impact on People](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-2-2-impact-on-people.md)
  - [5.2.3 Diagnostic Misconceptions - Species Adaptation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-2-3-diagnostic-misconceptions-species-adaptation.md)
- 5.3 Responses to Climate Change
  - [5.3.1 Climate Change: Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-3-1-climate-change-strategies.md)
  - [5.3.2 Evaluation of Mitigation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-3-2-evaluation-of-mitigation.md)
  - [5.3.3 Climate Change: Case Study](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/5-3-3-climate-change-case-study.md)

### 6 Paper 2 - Changing Populations
- 6.1 Populations Grow & Decline
  - [6.1.1 Reasons for Growth & Decline](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-1-reasons-for-growth-and-decline.md)
  - [6.1.2 Patterns & Trends](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-2-patterns-and-trends.md)
  - [6.1.3 Evaluation of Impacts](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-3-evaluation-of-impacts.md)
  - [6.1.4 Demographic Transition Model (DTM)](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-4-demographic-transition-model-dtm.md)
  - [6.1.5 Stages of the Demographic Transition Model](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-5-stages-of-the-demographic-transition-model.md)
  - [6.1.6 Diagnostic Misconceptions - Declining Birth Rate](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-1-6-diagnostic-misconceptions-declining-birth-rate.md)
- 6.2 Population Structures Over Time
  - [6.2.1 Factors Influencing Birth Rates](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-1-factors-influencing-birth-rates.md)
  - [6.2.2 Factors Influencing Death Rates](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-2-factors-influencing-death-rates.md)
  - [6.2.3 Population Policies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-3-population-policies.md)
  - [6.2.4 Population Structure](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-4-population-structure.md)
  - [6.2.5 Population Pyramids](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-5-population-pyramids.md)
  - [6.2.6 Case Study: UK's Ageing Population - Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-6-case-study-uks-ageing-population-causes.md)
  - [6.2.7 Case Study: UK's Ageing Population - Effects](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-7-case-study-uks-ageing-population-effects.md)
  - [6.2.8 Case Study: UK's Ageing Population - Responses](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-2-8-case-study-uks-ageing-population-responses.md)
- 6.3 Causes & Impacts of International Migration
  - [6.3.1 Migration](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-1-migration.md)
  - [6.3.2 Impacts of Migration](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-2-impacts-of-migration.md)
  - [6.3.3 Types of Migrant & Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-3-types-of-migrant-and-causes.md)
  - [6.3.4 Evaluation of Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-4-evaluation-of-strategies.md)
  - [6.3.5 Case Study: Afghanistan to Pakistan](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-5-case-study-afghanistan-to-pakistan.md)
  - [6.3.6 Case Study: Mexico to the USA](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-6-case-study-mexico-to-the-usa.md)
  - [6.3.7 End of Topic Test - Populations](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/6-3-7-end-of-topic-test-populations.md)

### 7 Paper 2 - Changing Towns & Cities
- 7.1 Where People Live
  - [7.1.1 Variations in Global Population](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-1-1-variations-in-global-population.md)
- 7.2 Opportunities & Challenges of Urbanisation
  - [7.2.1 Opportunities & Challenges](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-2-1-opportunities-and-challenges.md)
  - [7.2.2 Impact](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-2-2-impact.md)
  - [7.2.3 Diagnostic Misconceptions - Inequality](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-2-3-diagnostic-misconceptions-inequality.md)
  - [7.2.4 Diagnostic Misconceptions - Urbanisation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-2-4-diagnostic-misconceptions-urbanisation.md)
  - [7.2.5 Diagnostic Misconceptions - Megacities](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-2-5-diagnostic-misconceptions-megacities.md)
- 7.3 Management of Urban Growth
  - [7.3.1 Evaluation of Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-3-1-evaluation-of-strategies.md)
  - [7.3.2 Case Study: Notting Hill & Leicester](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-3-2-case-study-notting-hill-and-leicester.md)
  - [7.3.3 Mathematical Skills: Urban Issues](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-3-3-mathematical-skills-urban-issues.md)
  - [7.3.4 End of Topic Test - Urbanisation](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/7-3-4-end-of-topic-test-urbanisation.md)

### 8 Paper 2 - Development
- 8.1 Measuring Development
  - [8.1.1 Social & Economic Indicators](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-1-social-and-economic-indicators.md)
  - [8.1.2 Comparing Countries](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-2-comparing-countries.md)
  - [8.1.3 Development: Environmental Factors](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-3-development-environmental-factors.md)
  - [8.1.4 Development: Historical Factors](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-4-development-historical-factors.md)
  - [8.1.5 Development: Political Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-5-development-political-causes.md)
  - [8.1.6 Development: Social Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-6-development-social-causes.md)
  - [8.1.7 Development: Economic Causes](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-1-7-development-economic-causes.md)
- 8.2 Uneven Development
  - [8.2.1 Reasons for Uneven Development](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-2-1-reasons-for-uneven-development.md)
  - [8.2.2 Uneven Development: Patterns](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-2-2-uneven-development-patterns.md)
  - [8.2.3 Measures of Inequality Within Countries](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-2-3-measures-of-inequality-within-countries.md)
  - [8.2.4 Case Study: Inequality in China](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-2-4-case-study-inequality-in-china.md)
- 8.3 Sustainable Development
  - [8.3.1 Definition & Techniques](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-3-1-definition-and-techniques.md)
  - [8.3.2 Case Study: Bangladesh](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/8-3-2-case-study-bangladesh.md)

### 9 Paper 2 - Changing Economies
- 9.1 Changing Employment Structures
  - [9.1.1 Different Industries](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-1-1-different-industries.md)
  - [9.1.2 Changing Employment Structure](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-1-2-changing-employment-structure.md)
  - [9.1.3 Industrial Location & Distribution](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-1-3-industrial-location-and-distribution.md)
- 9.2 Globalisation
  - [9.2.1 Globalisation Definition & Features](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-1-globalisation-definition-and-features.md)
  - [9.2.2 Globalisation - Transport](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-2-globalisation-transport.md)
  - [9.2.3 Globalisation - Communication & Banking](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-3-globalisation-communication-and-banking.md)
  - [9.2.4 Transnational Corporations (TNCs)](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-4-transnational-corporations-tncs.md)
  - [9.2.5 Case Study: SEZs in China](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-5-case-study-sezs-in-china.md)
  - [9.2.6 Case Study: SEZs in HSBC](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-2-6-case-study-sezs-in-hsbc.md)
- 9.3 Tourism
  - [9.3.1 Factors Leading to the Growth of Tourism](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-1-factors-leading-to-the-growth-of-tourism.md)
  - [9.3.2 The Butler Model](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-2-the-butler-model.md)
  - [9.3.3 Benefits of Tourism - Economic](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-3-benefits-of-tourism-economic.md)
  - [9.3.4 Benefits of Tourism - Social, Cultural & Env.](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-4-benefits-of-tourism-social-cultural-and-env.md)
  - [9.3.5 Problems with Tourism - Economic](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-5-problems-with-tourism-economic.md)
  - [9.3.6 Problems of Tourism - Social, Cultural & Env.](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-6-problems-of-tourism-social-cultural-and-env.md)
  - [9.3.7 Managing Tourism - Sustainability & Ecotourism](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-7-managing-tourism-sustainability-and-ecotourism.md)
  - [9.3.8 Managing Tourism - Quotas & Tourism Hubs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-8-managing-tourism-quotas-and-tourism-hubs.md)
  - [9.3.9 Case Study: Blackpool (UK)](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-9-case-study-blackpool-uk.md)
  - [9.3.10 Mathematical Skills: Changing Economic World](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/9-3-10-mathematical-skills-changing-economic-world.md)

### 10 Paper 2 - Resource Provision
- 10.1 Food
  - [10.1.1 Farming Types](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-1-1-farming-types.md)
  - [10.1.2 Human Inputs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-1-2-human-inputs.md)
  - [10.1.3 Physical Inputs](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-1-3-physical-inputs.md)
  - [10.1.4 Green Revolution](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-1-4-green-revolution.md)
  - [10.1.5 Diagnostic Misconceptions - Food](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-1-5-diagnostic-misconceptions-food.md)
- 10.2 Patterns of Food Supply &  Demand
  - [10.2.1 Calorie Intake](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-2-1-calorie-intake.md)
  - [10.2.2 Reasons for Changing Global Supply](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-2-2-reasons-for-changing-global-supply.md)
  - [10.2.3 Strategies to Increase Food Supply](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-2-3-strategies-to-increase-food-supply.md)
  - [10.2.4 Reasons & Impacts](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-2-4-reasons-and-impacts.md)
- 10.3 Challenges of Food Supply
  - [10.3.1 Human Factors](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-1-human-factors.md)
  - [10.3.2 Natural Factors](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-2-natural-factors.md)
  - [10.3.3 Impacts of Food Insecurity](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-3-impacts-of-food-insecurity.md)
  - [10.3.4 Increasing Farm Output](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-4-increasing-farm-output.md)
  - [10.3.5 Food Aid](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-5-food-aid.md)
  - [10.3.6 Desertification](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-6-desertification.md)
  - [10.3.7 Reducing the Risk of Desertification](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-7-reducing-the-risk-of-desertification.md)
  - [10.3.8 Soil Erosion](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-8-soil-erosion.md)
  - [10.3.9 Low Impact Farming](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-9-low-impact-farming.md)
  - [10.3.10 Mathematical Skills: Food](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-3-10-mathematical-skills-food.md)
- 10.4 Energy
  - [10.4.1 Types of Energy: Renewable & Non-Renewable](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-1-types-of-energy-renewable-and-non-renewable.md)
  - [10.4.2 Non-Renewable: Fuelwood](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-2-non-renewable-fuelwood.md)
  - [10.4.3 Non-Renewable: Nuclear](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-3-non-renewable-nuclear.md)
  - [10.4.4 Non-Renewable: Fossil Fuels](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-4-non-renewable-fossil-fuels.md)
  - [10.4.5 Renewable: Wind & Solar](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-5-renewable-wind-and-solar.md)
  - [10.4.6 Renewable: Wave & Tidal](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-6-renewable-wave-and-tidal.md)
  - [10.4.7 Renewable: Biofuel](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-7-renewable-biofuel.md)
  - [10.4.8 Renewable: HEP & Geothermal](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-4-8-renewable-hep-and-geothermal.md)
- 10.5 Patterns of Energy Supply &  Demand
  - [10.5.1 Reasons for Increasing Energy Consumption](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-5-1-reasons-for-increasing-energy-consumption.md)
  - [10.5.2 Energy Security](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-5-2-energy-security.md)
  - [10.5.3 Variations in Energy Use](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-5-3-variations-in-energy-use.md)
- 10.6 Impacts of Energy Production
  - [10.6.1 Strategies to Increase Energy Supply](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-1-strategies-to-increase-energy-supply.md)
  - [10.6.2 Evaluation of the Strategies](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-2-evaluation-of-the-strategies.md)
  - [10.6.3 Case Study: Iceland](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-3-case-study-iceland.md)
  - [10.6.4 Case Study: China](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-4-case-study-china.md)
  - [10.6.5 Mathematical Skills: Energy](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-5-mathematical-skills-energy.md)
  - [10.6.6 End of Topic Test - Energy](https://senecalearning.com/en-gb/revision-notes/igcse/geography/cambridge-international/10-6-6-end-of-topic-test-energy.md)
