Christopher R. J. Kilburn is Professor of Volcanology and Geophysical Hazards at University College London. Bill McGuire is Emeritus Professor of Earth Sciences at UCL. John Murray is a volcanologist best known for his work on Mt Etna and other active volcanoes. He was educated at Magdalene College Cambridge, and is presently based at the School of Environment, Earth and Ecosystems, Open University, UK.

• 1. Monitoring Active Volcanoes – An Introduction 2. Data Acquisition and Telemetry 3. Seismic Monitoring at Active Volcanoes 4. Real-Time Ground Deformation Monitoring 5. Ground Deformation Surveying of Active Volcanoes 6. GPS – Monitoring Volcanic Deformation from Space 7. Infrared Thermal Monitoring 8. Microgravity Monitoring 9. Geoelectrical Methods in Volcano Monitoring 10. Geomagnetic Surveying Methods 11. Remote Sensing Spectroscopy of Volcanic Plumes and Clouds 12. Monitoring Fluids and Gases at Active Volcanoes 13. Forecasting the Behaviour of Lava Flows 14. The Role of Monitoring in Forecasting Volcanic Events 15. Prospects for Volcano Surveillance.

Reviews of the original edition of Active Lavas: ‘The fourteen papers assembled here provide an excellent overview of thinking on lava emplacement.’ Clive Oppenheimer, Geological Magazine, Vol 131, Issue 3.