IB DP ESS 7.2 Energy Sources & Uses Teaching Notes & PowerPoint 2026

This comprehensive teaching and revision resource covers the Energy Sources & Uses topic (Topic 7.2) from the IB Diploma Programme Environmental Systems and Societies course (first assessment 2026). It is designed to serve two purposes: as supplemental teaching notes for instructors and as revision material for students.

Editable PowerPoint Version Included

In addition to the printable PDF version, this resource includes an editable PowerPoint presentation that mirrors the full content. Teachers may adapt slides, add examples, embed videos, or modify explanations to suit different classroom contexts. This makes it suitable for direct teaching, revision lessons, and blended or digital learning environments.

What Makes This Resource Useful for ESS Teachers

Follows the Subject Guide Directly
The content is organised according to the IB ESS subject guide and covers all required assessment statements for Topic 7.2 in a clear and logical order, ensuring full syllabus alignment and efficient lesson planning.

Helpful for New Teachers
If you are new to teaching ESS, this resource provides a structured pathway through energy systems, sustainability, and resource management concepts, significantly reducing preparation time.

Dual-Purpose Design
Use the material as your own teaching notes during lessons or provide it directly to students as structured revision notes. The explanations are clear enough for independent study while maintaining the depth required for IB ESS assessments.

Content Included

• Classification of energy sources: renewable and non-renewable
• Fossil fuels (coal, oil, and natural gas): formation, use, and impacts
• Renewable energy sources including solar, wind, hydro, geothermal, and biomass
• Nuclear energy and its role in energy production
• Energy conversion, efficiency, and energy quality concepts
• Global patterns of energy consumption and demand
• Environmental impacts of different energy sources
• Energy conservation and sustainable energy use strategies
• Energy security and reliability of supply
• Economic, environmental, and social factors influencing energy choices
• Links between energy use, sustainability, and climate change
• Key terminology and definitions highlighted for revision
• Diagrams, charts, and structured summaries to support conceptual understanding

This is a straightforward, curriculum-aligned teaching tool that presents the Energy Sources & Uses topic in a clear, organised format, making complex energy and sustainability concepts easy to teach, understand, and revise for IB ESS assessments.