Suriname contains six terrestrial ecoregions: Guayanan Highlands moist forests, Guianan moist forests, Paramaribo swamp forests, Tepuis, Guianan savanna, and Guianan mangroves. Its forest cover is 90.2%, the highest of any nation in the world. The country had a 2019 Forest Landscape Integrity Index mean score of 9.39/10, ranking it 5th globally out of 172 countries.