1.       Introduction

Internal structure of the Earth and geodynamic settings of volcanism. Origin of magmas and processes of partial melting within the mantle and crust. Physical properties of magmas: viscosity, density, and volatile content. Magma rheology, transport through conduits, and magma chamber dynamics. Magma ascent dynamics and degassing processes. Magma fragmentation and the transition between effusive and explosive activity. Dynamics of different eruptive styles and the Volcanic Explosivity Index (VEI). Physics of eruption columns. Dynamics of lava flows and dome growth. Physics of pyroclastic density currents. Volcanic deposits and processes of transport and sedimentation. Petrological and geochemical characterization of volcanic products. Principles of geochronology and tephrostratigraphy applied to the reconstruction of volcanic activity.

2. Volcanic Monitoring

Principles and objectives of volcanic monitoring. Interpretation of seismic data associated with volcanic systems. Ground deformation techniques: GPS, tiltmetry, and satellite interferometry (InSAR). Geochemical monitoring: fumarolic gases, hydrothermal fluids, and diffuse degassing. Remote sensing techniques and satellite observations. Multidisciplinary integration of monitoring data. Interpretation of precursory signals of volcanic eruptions.

3. Volcanic Hazard Assessment

Definitions of volcanic hazard, vulnerability, and risk. Assessment of hazards associated with lava flows, tephra fall, pyroclastic density currents, lahars, gas emissions, and volcanic edifice collapse. Probabilistic volcanic hazard analysis. Eruptive scenarios and recurrence intervals. Hazard maps and risk maps. Analysis of historical and recent case studies.

4. Impacts of Volcanic Eruptions on Climate and the Environment

Emission of volcanic aerosols and atmospheric gases: SO₂, CO₂, H₂O, and halogens. Formation of stratospheric sulfate aerosols. Interaction between volcanic aerosols and solar radiation. Climate cooling induced by major explosive eruptions. Impacts on the Earth’s radiative balance and atmospheric circulation. Effects of eruptions on atmospheric chemistry and stratospheric ozone. Environmental and socio-economic impacts at regional and global scales. Analysis of the climatic impact of major historical eruptions: Samalas (1257), Laki (1783), Tambora (1815), Krakatoa (1883), and Pinatubo (1991). Methods for paleoenvironmental and paleoclimatic reconstruction based on volcanic deposits.

 

5. Risk Mitigation and Emergency Management

Early warning systems and civil protection. Emergency planning in volcanic areas. Strategies for volcanic disaster mitigation. Communication of volcanic risk. Management of volcanic crises and decision-making support.

6. Italian Volcanism: Geodynamic Setting, Activity, and Risk

Geodynamic framework of Italian volcanism. Magmatic and tectonic evolution of the Tyrrhenian region. The main Italian volcanic districts: Etna, Stromboli, Vesuvius, Campi Flegrei, Vulcano, the Alban Hills, and the volcanic province of Latium. Eruptive characteristics and monitoring of active Italian volcanoes. Analysis of the main historical Italian eruptions. Volcanic hazard assessment and risk management in Italy. The role of monitoring networks and the Italian Civil Protection system.