Cambridge IGCSE · 0680 · Data 2020–2025
Most-tested topics in IGCSE Environmental Management
Just 3 chapters — Agriculture and the environment, Human population, Natural ecosystems and human activities — carry about 46% of all the marks. Revise those first.
Based on 79 real Cambridge past papers and 21,715 tagged marks, 2020–2025. Ranked by marks, not guesswork.
Historical counts from past papers — not an exam prediction. Download the data (CSV)
Revise these first
The topics that carry the most marks, highest first. Each opens the free past-paper questions.
- 1Practise →Human populationEvery year
- 2Practise →8.2 Changes in population size5% of marksHuman populationEvery year
- 3Practise →3.5 Impact of agriculture4% of marksAgriculture and the environmentEvery year
- 4Practise →Energy and the environmentEvery year
- 5Practise →9.5 Measuring and managing biodiversity3% of marksNatural ecosystems and human activitiesEvery year
- 6Practise →6.5 The impacts of natural hazards3% of marksManaging natural hazardsEvery year
- 7Practise →9.1 Ecosystems3% of marksNatural ecosystems and human activitiesEvery year
- 8Practise →8.3 Population structure3% of marksHuman populationEvery year
See the full breakdown — all 53 topics across 9 chapters
Agriculture and the environment
19% of marks- 3.5 Impact of agricultureEvery year955 marks · 51 qs
- 3.8 Sustainable agricultureEvery year612 marks · 37 qs
- 3.4 Increasing agricultural yieldsEvery year604 marks · 37 qs
- 3.3 Agriculture typesEvery year572 marks · 30 qs
- 3.2 Soils for plant growthEvery year447 marks · 24 qs
- 3.6 Causes and impacts of soil erosionEvery year385 marks · 27 qs
- 3.1 Soil compositionEvery year374 marks · 21 qs
- 3.7 Managing soil erosionEvery year248 marks · 18 qs
Human population
15% of marks- 8.1 Human population distribution and densityEvery year1240 marks · 58 qs
- 8.2 Changes in population sizeEvery year1016 marks · 53 qs
- 8.3 Population structureEvery year613 marks · 30 qs
- 8.4 Managing human population sizeEvery year414 marks · 27 qs
Natural ecosystems and human activities
11% of marks- 9.5 Measuring and managing biodiversityEvery year756 marks · 48 qs
- 9.1 EcosystemsEvery year650 marks · 38 qs
- 9.2 Ecosystems under threatEvery year494 marks · 30 qs
- 9.4 Managing forestsRecurring311 marks · 21 qs
- 9.3 DeforestationEvery year249 marks · 18 qs
Water and its management
10% of marks- 4.10 Managing water-related diseaseEvery year384 marks · 31 qs
- 4.7 Water pollution and its sourcesEvery year334 marks · 24 qs
- 4.5 Water quality and availabilityEvery year317 marks · 26 qs
- 4.3 Water supplyEvery year259 marks · 20 qs
- 4.8 Impact of water pollutionRecurring225 marks · 13 qs
- 4.1 Global water distributionEvery year208 marks · 16 qs
- 4.4 Water usageRecurring193 marks · 10 qs
- 4.2 The water cycleRecurring142 marks · 12 qs
- 4.9 Managing pollution of fresh waterRecurring117 marks · 10 qs
- 4.6 Multipurpose dam projectsRecurring88 marks · 6 qs
Managing natural hazards
10% of marks- 6.5 The impacts of natural hazardsEvery year668 marks · 49 qs
- 6.6 Managing the impacts of natural hazardsEvery year492 marks · 37 qs
- 6.3 FloodingRecurring331 marks · 21 qs
- 6.1 Earthquakes and volcanoesRecurring314 marks · 23 qs
- 6.2 Tropical cyclonesRecurring183 marks · 15 qs
- 6.4 DroughtEvery year166 marks · 12 qs
- 6.7 Opportunities presented by natural hazardsRecurring54 marks · 4 qs
Energy and the environment
10% of marks- 2.2 Energy resources and the generation of electricityEvery year761 marks · 48 qs
- 2.4 Conservation and management of energy resourcesEvery year451 marks · 30 qs
- 2.3 Energy demandEvery year384 marks · 26 qs
- 2.5 Impact of oil pollutionEvery year225 marks · 19 qs
- 2.6 Management of oil pollutionEvery year217 marks · 18 qs
- 2.1 Fossil fuel formationRecurring120 marks · 8 qs
Rocks and minerals and their exploitation
10% of marks- 1.3 Impact of rock and mineral extractionEvery year600 marks · 37 qs
- 1.2 Extraction of rocks and minerals from the EarthEvery year599 marks · 35 qs
- 1.1 Formation of rocksEvery year378 marks · 31 qs
- 1.4 Managing the impact of rock and mineral extractionEvery year303 marks · 20 qs
- 1.5 Sustainable use of rocks and mineralsEvery year206 marks · 15 qs
The atmosphere and human activities
7% of marks- 7.3 Impact of atmospheric pollutionEvery year521 marks · 38 qs
- 7.2 Atmospheric pollution and its causesEvery year507 marks · 39 qs
- 7.4 Managing atmospheric pollutionEvery year355 marks · 28 qs
- 7.1 The atmosphereEvery year165 marks · 20 qs
Oceans and fisheries
7% of marks- 5.2 World fisheriesEvery year471 marks · 33 qs
- 5.4 Management of the harvesting of marine speciesEvery year439 marks · 35 qs
- 5.3 Impact of exploitation of the oceansEvery year424 marks · 34 qs
- 5.1 Oceans as a resourceRecurring174 marks · 13 qs
Turn the data into practice
Every topic above is drawn from real Cambridge IGCSE Environmental Management papers, tagged to the syllabus. Students can drill the high-frequency topics in the free bank; teachers can turn any of them into a ready-to-print worksheet in seconds. Or explore the full six-year trends in the interactive records.