Mangroves are critical for coastal protection due to several key features and functions that they provide to coastal ecosystems and communities. 

1. Buffer Against Storms and Erosion

2. Flood Mitigation

3. Protection of Coastal Habitats

4. Carbon Sequestration

5. Water Quality Improvement 

6. Fisheries and Livelihoods

7. Recreation and Tourism

8. Cultural and Traditional Significance

9. Biodiversity Conservation

They are part of nature-based solutions to coastal challenges and are recognized for their role in disaster risk reduction and climate change adaptation.