Geological Risks

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Objectives

1. Recognize the relevant scientific terms used in the various stages of risk assessment and management.

2. Acquire the perception of the economic and social impact of large destructive geological events and relate them with the globe dynamics framework.

3. Understand the geological hazards as violent and destructive phenomena resulting from the action of geological processes over long periods of time, with particular emphasis on the volcanic hazard

4. Identify trigger mechanisms of geological hazards.

5. Understand the variability, intensity and magnitude of the various geological hazards.

6. Identify mitigation measures for each of the geological risks.

Program

1. INTRODUCTION

1.1 Natural disasters and History.

1.2 The concept of risk and hazard

1.3 Risk components.

2. GEOLOGICAL HAZARDS

2.1 Types of geological hazards.

2.2 Global distribution.

2.3 Natural disasters and Society. The twenty-first century.

2.4 Characterization of the National territory.

3. SEISMIC RISK

3.1 Why do earthquakes occur?

3.2 Measuring earthquakes.

3.3 Paleoseismology. Earthquake prediction.

3.4 Evaluation of seismic risk.

4. VOLCANIC RISK

4.1 Volcanic hazards.

4.2 Eruptive history. Monitoring and forecasting.

4.3 Critical values, vulnerability factors and mitigating measures.

5. LANDSLIDE RISK

5.1 Trigger mechanisms.

5.2 Monitoring and forecasting,

5.3 Mitigating measures.

6. TSUNAMI RISK

6.1 Dynamics of tsunamis.

6.2 Trigger mechanisms.

6.3 Paleotsunamis.

6.4 Monitoring and forecasting, mitigation measures.

7. COUPLED GEOLOGICAL RISKS

7.1 The concept of multi-risk. Examples of domino effects / waterfall

7.2 Implications for Risk Assessment.

Teaching Methodologies

The unit will be taught under b-learning, through a combination of classroom, laboratory and field activities, supported by asynchronous learning management platform (Moodle) available at the University of the Azores.

Lectures - Based on the presentation of diagrams/pictures illustrative of the objects, concepts and processes being analyzed.

Theoretical and practical classes- Discussion of recent events. Assessment of hazards and vulnerabilities in the case study areas. Exhibition of films and analysis of computer models. Observation of geological hazards monitoring systems.

Field classes - Field Excursions in order to observe some geological hazards impacts.

Bibliography

ABBOTT, P.L. (2008) – Natural Disasters (7th ed.), McGraw-Hill, 526 pp.

ALEXANDER, D. (1999) – Natural Disasters. UCL Press. 650 p.

BELL, F. (2003) - Geological Hazards: Their Assessment, Avoidance and Mitigation. Taylor & Francis; 1 ed.. 656 p

BRYANT, E. (2005) - Natural Hazards. Cambridge University Press. 328 p.

KELLER, E. A., DEVECCHIO, D. E. (2011) - Natural Hazards: Earth's Processes as Hazards, Disasters, and Catastrophes Prentice Hall; 3 ed. 528 p.

Code

0201233

ECTS Credits

5

Classes

  • Orientação Tutorial - 15 hours
  • Teóricas - 20 hours
  • Teórico-Práticas - 10 hours

Evaluation Methodology

  • Frequency: 100%