916K views · 4.6K reactions | Mangroves play a vital role within marine ecosystems, functioning as nurseries for fish and other species while protecting coastal areas by absorbing strong wave surges. But Hong Kong’s once abundant mangroves are now found in just a few areas, and protecting those that remain is of great importance in conserving the territory’s marine environment. | National Geographic Asia | Facebook

Today is the International Day for the Conservation of the Mangrove Ecosystem! Mangrove ecosystems are some of our planet's most critical and threatened ecosystems. Mangrove forests act as a physical barrier, protecting coastal habitats and communities from crashing waves and rolling tides. Mangroves also act as nurseries for a number of marine species who instinctually know to have their young in the protected structure of the mangrove roots. On Santa Cruz Island, visitors to Tortuga Bay can of