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NotesESS HLUnit 6
IB ESS HL · Unit 6 of 8

Unit 6: Atmosphere and Climate Change

Unit 6 of IB Environmental Systems and Societies covers Atmosphere and Climate Change. This unit contains 4 topics and 13 sub-topics. Below you'll find free study notes, flashcards, and exam preparation resources for every topic in this unit.

4 topics13 sub-topics
ESS FlashcardsExam technique guide

What Unit 6 covers

HL Unit 6 extends atmospheric science with detailed climate modelling, quantitative analysis of emission scenarios, and comprehensive evaluation of mitigation and adaptation policies. Students must interpret complex atmospheric data and assess international climate governance frameworks.

Topics in Unit 6

6.1

Introduction to the atmosphere

3 sub-topics

6.2

Climate change—causes and impacts

4 sub-topics

6.3

Climate change—mitigation and adaptation

3 sub-topics

6.4

Stratospheric ozone

3 sub-topics

Study tip: Work through the topics in order — each builds on concepts from the one before. Start with notes, then reinforce with flashcards and practice questions.

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Unit 5Unit 7