PART 1: Introduction to the 3rd edition of the Encyclopedia PART 2: Tectonics and plumbing systems 1. Introduction 2. Tectonics and Volcanoes 3. Architecture of Volcanic Plumbing Systems (VPS) 4. From unrest to eruptions PART 3: Volcanic eruptions and associated products 1. Introduction 2. Effusive eruptions 3. Explosive eruptions 4.

Eruptions transitions PART 4: Terrestrial and extra-terrestrial volcanic environments 1. Introduction 2. Terrestrial environments - subaerial 3. Terrestrial environments - under sea 4. Extra-Terrestrial environments PART 5: Resources for sustainable development associated with volcanism 1. Introduction 2. Intrusion-hosted deposits 3. Hydrothermal systems 4.

Volcanic resources on the Earth's surface PART 6: Impact of volcanic processes 1. Introduction 2. Primary processes 3. Secondary processes PART 7: From volcanic hazard to risk assessment 1. Introduction 2. Hazard assessment 3. Exposure assessment 4. Vulnerability assessment 5.

Resilience / Coping Capacity assessment 6. Risk assessment PART 8: Volcanic risk reduction 1. Introduction 2. Pre-Event activities 3. During-event activities 4. Post-event activities PART 9: Community engagement and knowledge sharing at Volcanoes 1. Introduction 2. Community engagement 3.

Knowledge sharing PART 10. Key open questions of volcanism faced by the scientific community 1. Introduction 2. Chemistry of the Earth 3. Volcanic provinces and processes 4. Mitigation of volcanic disasters 5. Volcano geophysics and remote sensing.