Volcanoes
1. Types of volcanoes: extrusive, intrusive, active, dormant and extinct.
2. Structure of volcanoes.
3. Impact of volcanoes on people and the environment: positive and negative.
Geothermal Energy in Iceland:
4. Case studies of different volcanic eruptions.
Geography teacher at heart and author of http://sageography.myschoolstuff.co.za. Account Manager for http://www.campuspress.com. Passionate about South Africa!