Standardisation of the USGS Volcano Alert Level System (VALS): analysis and ramifications

Earth and Planetary Sciences

• Standardisation 100%
• Early Warning System 66%
• Observatory 50%
• Geological Survey 50%
• Volcanology 50%
• United States 50%
• Need 33%
• Social Factor 33%
• Contingency 33%
• Region 33%
• Stakeholder 33%
• Context 33%
• Hazard 33%
• Research 16%
• Ability 16%
• Emergence 16%
• Evaluation 16%
• Economic Factor 16%
• Effectiveness 16%
• Policy 16%
• Investigation 16%
• Impact 16%
• Response 16%
• Systems Analysis 16%
• Hawaii 16%
• Communication 16%
• Product 16%
• Management 16%
• Rill 16%
• Support 16%
• Commonality 16%
• Alaska 16%
• Standard 16%
• Knowledge 16%

Social Sciences

• Standardization 100%
• Early Warning System 66%
• Surveys 50%
• State 50%
• Stakeholders 33%
• Contingency 33%
• Support 16%
• Economic Factor 16%
• Political Factors 16%
• Valleys 16%
• Evaluation 16%
• Research 16%
• Adoption 16%
• Conceptualization 16%
• Government Policy 16%
• Management 16%
• Practice 16%
• Implementation 16%
• Systems Design 16%
• Economic and Social Development 16%
• Communication 16%
• Directive 16%
• Knowledge 16%
• Diversity 16%
• Effectiveness 16%
• Process 16%
• Emergence 16%
• Identity 16%
• Ability 16%
• Standards 16%