Knowledge Library

RESOURCES

Data Report

Coastal City Vulnerability Index 2025

Oct 2025

Annual ranking of 500 coastal cities by combined sea-level rise exposure, storm surge frequency, subsidence rate, and adaptive capacity. Methodology: IPCC AR6 + World Bank CDRR.

Toolkit

Nature-Based Solutions Playbook

Sep 2025

Implementation guide for 12 nature-based coastal solutions: mangrove restoration, living shorelines, oyster reef breakwaters, coastal wetland creation, sand dune stabilization, and more.

Guide

Financing Coastal Adaptation: A Mayor's Guide

Jun 2025

Navigator for city officials accessing Green Climate Fund, World Bank GFDRR, EU Adaptation Fund, and bilateral adaptation finance. Includes project application templates.

Data Report

Sea-Level Rise Projections 2100: City Atlas

Aug 2025

Peer-reviewed projections for 500 cities under 1.5°C, 2°C, and 3°C scenarios. Compound storm surge analysis. 48-page atlas format with per-city coastal maps.

Database

Coastal City Policy Database

Live

Searchable database of 1,400+ coastal adaptation policies from 84 countries. Filter by city, policy type, implementation status, and outcome data availability.