From: The diversity of volcanic hazard maps around the world: insights from map makers
Map audience and map user needs |
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• Not much thought was given to potential audience and their needs |
• Identify the map audience right from the start |
• Identify end-user needs right from the start |
• Several maps as part of a suite of related products may be needed |
• Evaluate the best way to disseminate information, based on your intended audience |
• Identify the most relevant risk management recommendations |
• Linking hazard zones with evacuation zones and alert levels can cause potential problems. For example, areas outside the evacuated area at a given alert level might be wrongly considered safe. There is also a risk that the administration, residents, and climbers may rely too much on alert level information |
• Unintended usage: superimposition of 1:100 k scale map onto scales it was not meant for |
• The map had unintended consequences, being used to justify decisions by banks and insurance companies |
• Our local community wanted an oblique perspective map |
• Our map was developed after identifying a local community need for this point-of-interest map |
• Some audiences respond better to semi-quantitative risk (rather than hazard) maps as these allow comparison with familiar risks |