Analysis based on H3 layers (h3 level 9 hexagons with at least one building inside a hexagon) which offers information about how is the egress in the CO-WRA territory based on the following variables:
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Buildings
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Roads
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Population
Egress was defined as road availability considering the evacuation potential of a surrounding population with major and minor roads nearby. In addition, the ability of the population to evacuate was not considered equal. Basic socio-demographic and economic characteristics of the population were considered, namely:
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Senior population ratio (percent of population over 65 years of age)
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Poverty ratio (percent of population below the poverty line)
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Disability ratio (percent of the population with limiting disabilities
Egress without Social Vulnerability: the vulnerability population doesn’t have more weight in the egress calculation.