In 2010, United States had 252Mha of natural forest, extending over 29% of its land area. In 2020, it lost 1.59Mha of natural forest, equivalent to 683Mt of CO₂ of emissions.
Typically, species that regenerate by re-sprouting after they've burned have an extensive root system. Dormant buds are protected underground, and nutrients stored in the root system allow quick sprouting after the fire.