Nursery grounds for many ocean species, including fish, shellfish, turtles, manatees and dugongs, birds, and corals.
Incredibly effective "blue carbon" sink - each mangrove tree can store up to one ton of CO2.
50% of the world's mangroves have been lost in the last 50 years.
Mangroves are cleared to make unsustainable fish and shrimp farms. This increases coastline erosion from storms and tsunamis.