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NotesESS HLUnit 7
IB ESS HL · Unit 7 of 8

Unit 7: Natural Resources

Unit 7 of IB Environmental Systems and Societies covers Natural Resources. This unit contains 3 topics and 10 sub-topics. Below you'll find free study notes, flashcards, and exam preparation resources for every topic in this unit.

3 topics10 sub-topics
ESS FlashcardsExam technique guide

What Unit 7 covers

HL Unit 7 adds EROI (energy return on investment) calculations, detailed resource depletion analysis, and extended evaluation of energy transitions and waste management strategies. Students must use quantitative evidence to assess the sustainability of resource use.

Topics in Unit 7

7.1

Natural resources—uses and management

3 sub-topics

7.2

Energy sources—uses and management

4 sub-topics

7.3

Solid waste

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 6Unit 8