EcosystemBiodiversitySpecies SpecificityConservation of Natural ResourcesPopulation DynamicsTreesBiomassEcologyFood ChainBirdsClimate ChangePoaceaePhylogenyEnvironmentGeographyPopulation DensityModels, BiologicalBacteriaRNA, Ribosomal, 16SSequence Analysis, DNATemperatureEvolution, MolecularMolecular Sequence DataTime Factors