Land Mature (2026)
: The Forest Service manages the majority, with 67.4 million acres of mature forest and 24.4 million acres of old-growth. Defining "Mature" Land
: Significant accumulation of aboveground biomass and standing dead wood (snags). Strategic Importance & Threats land mature
: More open and complex canopy structures compared to dense young forests. : The Forest Service manages the majority, with 67
: Account for roughly 80 million acres (45% of total federal forest land). land mature