The document summarizes the Southeast Florida Regional Climate Change Compact. It describes how Broward County, Miami-Dade County, Monroe County, and Palm Beach County have collaborated on climate change initiatives through the Compact. Key elements of the collaboration include developing shared sea level rise projections, conducting regional vulnerability assessments, and creating a Regional Climate Action Plan to coordinate adaptation and mitigation strategies across county borders. The Compact aims to enhance efficiency and effectiveness through regional coordination on issues like water resources, transportation, and land use planning.