Title: Ancient forests of the Pacific Northwest
Subjects: Sustainable forestry, Old growth forest conservation, Old growth forests, Forest ecology, Forest conservation, Biological diversity conservation, Old growth forest ecology, Timber, Biodiversity, Diversité biologique, Exploitation, Old-growth forests, Conservation, Logging, Forstökologie, Biodiversity conservation, Forêts de hautes futaies, Écologie des forêts, Wandel, Forêts, Forest management, Forstwirtschaft, Nordweststaaten, Forstschutz, Waldschaden, Northwest, pacific
Places: Pacific Northwest