Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. scientific concepts
5. physical sciences concepts
6. earth sciences concepts
7. biomes
8. forest biomes

Anotations

Scope note:

Biomes that have cold, long, snowy winters, and warm, humid summers, with well-defined seasons and at least four to six frost-free months; temperatures range -40 to 20 degrees C, and rainfall is 300-900 mm per year. They are characterized by coniferous-evergreen trees and are locatged in North America, Europe, and Asia.