CourseCourse QuestionQuestionDocumentDocument

IB Environmental Systems and Societies

Topic 1: Foundation

Topic 2: Ecology

Topic 3: Biodiversity and conservation

3.1 Biodiversity and evolution

3.2 Human impact on biodiversity

3.3 Conservation and regeneration

3.3.1—Preservation justifications

3.3.2—Conservation strategies

3.3.3—Mixed conservation approach

3.3.4—Convention on Biological Diversity (CBD)

3.3.5—Habitat conservation strategies

3.3.6—Effective conservation factors

3.3.7—Rewilding

3.3.8—Conservation measures

3.3.9—Perspectives and conservation strategy choice

3.3.10 (HL)—Organization success factors

3.3.11 (HL)—Positive feedback in rewilding

3.3.12 (HL)—Rewilding benefits and limitations

3.3.13 (HL)—Assessing conservation success

3.3.14 (HL)—Ecotourism

Topic 6: Atmosphere and climate change

Topic 7: Natural resources

Topic 8: Human populations and urban systems

IB/ESS/HL//Concept/Topic 3: Biodiversity and conservation/3.3 Conservation and regeneration/3.3.3—Mixed conservation approach

Topic 3: Biodiversity and conservation

Syllabus: First assessment 2026
Section: —
Level: HL

Exam analysis

Most tested topics

Biodiversity and evolution
Human impact on biodiversity
Conservation and regeneration