World biodiversity hotspot
Reunion Island is one of world's thirty-five biodiversity hotspots. Its fauna and flora boasts high levels of endemism In order to protect them, the Réunion General Council oversees the safeguarding and promotion of designated Sensitive Natural Areas (known as Espaces Naturels Sensibles or ENS in French). The Sensitive Natural Areas cover a surface area of almost 100,000 ha. They are largely made up of forest cover, but there is also a wide diversity of remarkable natural environments, including prairies, wetlands, ravines, coral reefs, etc. Among the most remarkable are the Réunion National Park, the Marine nature reserve and the reserve at the Etang Saint Paul lake.