Intro; Foreword; Contents; Introduction; 1 Overview of the Tectonics and Geodynamics of Costa Rica; Abstract; 1 Introduction; 2 The Cocos Plate; 2.1 Slab Imaging and Crustal Structure; 3 The Caribbean Plate; 3.1 The Forearc; 3.2 The Arc; 3.3 The Costa Rican Basement; 4 Summary and Ongoing Questions; References; 2 Geochemical and Geochronological Characterisation of the Poas Stratovolcano Stratigraphy; Abstract; 1 Introduction; 2 The Study Area; 2.1 Regional Setting; 3 Field and Analytical Methods; 3.1 New Formal Description of Poás Formation and Poás Stratigraphy; 4 Results
1.6 Orographic Regions and Climatic Conditions Around Poás Volcano1.7 Land Cover and Soil Type; 2 Methodology; 2 Methodology; 2.2 Coseismic Landslide Susceptibility Model; 2.3 Evaluation of the Methodology; 3 Data and Results; 3.1 Post-Cinchona Earthquake Landslide Inventory; 3.1.1 Landslide Distribution by Orographic Regions (Caribbean-Pacific); 3.1.2 Landslide Distribution by Type of Land Cover; 3.1.3 Landslide Distribution by Volcanic Edifice; 3.1.4 Landslide Distribution by Volcanic Unit; 3.1.5 Landslide Distribution by Volcanic Temporal Phase Units (Paleo-Neo)
3 The Extraordinary Sulfur Volcanism of Poás from 1828 to 2018Abstract; 1 Introduction; 2 Poás Volcano; 3 Physical-Chemical Properties of Sulfur; 4 Sulfur Volcanism Recognized Since the Early 1900s; 4.1 Sulfur Spherules and "Sweat" Testify Sub-lacustrine Sulfur Pools; 4.2 Sub-aerial Sulfur Pools and Eruptive Products of Sulfur Volcanism; 5 Sulfur Volcanism at Poás; 5.1 The 1987-1990 Laguna Caliente Dry-Out; 5.2 Rise and Demise of the Fumarola Naranja (2000-2009); 5.3 Tracking Unrest Using Sulfur Spherules (2000-2018); 6 Poás Compared with Other Volcanoes; 7 Summary; References
Scientific Event Alert Network and Bulletin of the Global Volcanism NetworkRed Sismológica Nacional; 4 Coseismic Landslide Susceptibility Analysis Using LiDAR Data PGA Attenuation and GIS: The Case of Poás Volcano, Costa Rica, Central America; Abstract; 1 Introduction; 1.1 Study Area; 1.2 Tectonic Setting of Costa Rica and the Poás Volcano Area; 1.3 Historical Coseismic Landslides in Costa Rica and Around Poás Volcano; 1.4 The Cinchona Earthquake and Its Impact; 1.5 Geology and Geomorphology Setting of the Affected Region; 1.5.1 Platanar Volcano; 1.5.2 Barva Volcano; 1.5.3 Poás Volcano
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This multidisciplinary study of Costa Rica's highly active Poás Volcano analyses its volcanological, petrological and geochemical features, reports on efforts to monitor its activity, and traces its impact on local communities, agriculture, and industry.