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IB Environmental Systems and Societies

Topic 1: Foundation

Topic 2: Ecology

Topic 3: Biodiversity and conservation

3.1 Biodiversity and evolution

3.1.1—Biodiversity levels

3.1.2—Diversity and resilience

3.1.3—Biodiversity from evolution

3.1.4—Natural selection

3.1.5—Natural selection process

3.1.6—Speciation

3.1.7—Species diversity components

3.1.8—Simpson's reciprocal index

3.1.9—Biodiversity knowledge for conservation

3.1.10 (HL)—Sources of genetic diversity

3.1.11 (HL)—Reproductive isolation

3.1.12 (HL)—Biodiversity hotspots

3.1.13 (HL)—Human-driven selection

3.1.14 (HL)—Artificial selection and resilience

3.1.15 (HL)—Earth history and evolution

3.1.16 (HL)—Geological epochs

3.1.17 (HL)—Mass extinction and speciation

3.1.18 (HL)—Anthropocene debate

3.1.19 (HL)—Human impacts in geological record

3.2 Human impact on biodiversity

3.3 Conservation and regeneration

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/3.1 Biodiversity and evolution/3.1.2—Diversity and resilience

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