Phytogeographically, Latvia is shared between the Central European and Northern European provinces of the Circumboreal Region within the Boreal Kingdom. According to the WWF, the territory of Latvia belongs to the ecoregion of Sarmatic mixed forests. 56 percent of Latvia's territory is covered by forests, mostly Scots pine, birch, and Norway spruce. It had a 2019 Forest Landscape Integrity Index mean score of 2.09/10, ranking it 159th globally out of 172 countries.