Integrating geospatial mapping and stakeholders’ perception on sustainable flood solutions in a typical coastal megacity of Nigeria: a SWOT-AHP approach

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Analysis reveals flood vulnerability linked to rainfall patterns in a coastal megacity, highlighting early warning systems and drainage needs.

High flood vulnerability was identified in densely populated areas with inadequate drainage infrastructure, necessitating better planning.
Digital elevation modeling and geospatial mapping were utilized alongside satellite images for assessing flood risk in urban settings.
The SWOT-AHP framework categorized flood strategies to improve urban engineering and socio-economic resilience based on community feedback.
Strengthened adaptation through policy implementation and investment in infrastructure can significantly reduce flood risks in coastal cities.

Oluwagbenga Orimoogunje (2025) studied this question.

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Analysis reveals flood vulnerability linked to rainfall patterns in a coastal megacity, highlighting early warning systems and drainage needs.