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Complete Unit – Option B: Oceans & Coastal Margins (IB Geography SL/HL)

This fully resourced unit follows the IB Geography (SL/HL) syllabus and provides complete coverage of the Option B topic: Oceans & Coastal Margins. Lessons are academically robust, visually engaging, and designed to develop strong geographical understanding – ideal for IB learners aiming for top achievement.
Whether you’re a specialist or non-specialist, this unit is ready to teach and easy to follow – saving valuable planning time while ensuring full syllabus alignment. It includes PowerPoints, ready-to-print worksheets, embedded videos, and revision materials, with all content structured to match the suggested 24–32 teaching hours for Option B.

Topics covered:
Option B1 – Ocean-Atmosphere Interactions
Ocean Currents
El Niño & La Niña
Hurricanes
Typhoon Haiyan case study
Carbon Store

Option B2 – Interactions between Oceans & Coastal Places
Waves
Tides
Subaerial Processes
Marine Processes
Erosional Landforms
Depositional Landforms
Sediment Cells

Option B3 – Managing Coastal Margins
Coastal Management
Maldives case study
St Lucia case study
Coral Reefs
Mangroves
Sovereignty Rights

Option B4 – Ocean Management Futures
Abiotic Resources
Biotic Resources
Pollution
Contested Ocean Spaces

If you find this unit useful, feel free to browse my shop for a wide range of Geography resources. I keep my prices affordable and offer bundles across many topics and age groups. As a practising classroom teacher with over 20 years of experience, I only share lessons I’ve used myself – all resources are classroom-tested and enjoyed by students.

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Updated June 2025