It is located at the crossroads of several biogeographical regions and therefore has specific environmental, climatic and geomorphological conditions. The entire country hosts 252 ecosystems and unique biotopes that are important from both a European and global conservation perspective. The large variety of land, freshwater, marine and underground habitats has resulted in an abundance of species and subspecies, with a high number of species including endemic examples. Bosnia and Herzegovina is part of the wider Mediterranean Region that has been identified as the third most important biodiversity hotspot in the world with respect to the number of endemic plant species.