- Commercial logging operations
- Conversion of forest land for agriculture, mining, and urban development
Pollution
- Acid deposition from industrial activities and vehicle emissions
- Deposition of heavy metals and other contaminants from industrial activities and mining operations
Climate Change
- Rising temperatures and changes in precipitation patterns
- Increased frequency of wildfires
Fragmentation
- Construction of roads, pipelines, and other linear infrastructure
- Fragmentation reduces habitat connectivity and can impede the movement of species
Hunting and Over-exploitation
- Hunting of furbearers and other wildlife
- Over-harvesting of non-timber forest products, such as berries, mushrooms, and plants
Introduction of Invasive Species
- Introduction of non-native plants and animals that compete with native species for resources
Mining and Oil Extraction
- Surface mining, open-pit mining, and oil extraction can result in habitat destruction, contamination of soil and water, and other environmental impacts
Tourism and Recreation
- Unmanaged tourism and recreational activities can damage vegetation, disturb wildlife, and contribute to pollution