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6.3 Climate change—mitigation and adaptation

Syllabus
First assessment 2026
Topic
6.3
Level
SL

Objective notes

5 learning objectives
6.3.1Global action required

• Avoid catastrophic climate change

• International cooperation needed

6.3.2Decarbonization

• Reduce/end CO₂-emitting energy sources

• Replace with renewable energy

• Carbon neutrality goals

6.3.3Mitigation strategies

• Reduce global warming: household changes, geoengineering

• Reduce GHG production: energy efficiency, renewables, food changes, carbon tax

• Remove CO₂: carbon sinks, rewilding, afforestation, carbon capture

6.3.4Adaptation strategies

• Structural: flood defences, desalination, movable infrastructure

• Non-structural: agricultural adaptation, vaccination, land zoning, building codes

6.3.5Adaptation plans

• National Adaptation Programmes of Action (NAPAs)

• Individual to society scale

ConceptIB ESS SL