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Broughton, John | Resource intensification and late Holocene human impacts on Pacific coast bird populations: evidence from the Emeryville shellmound avifauna | Anthropologists and conservation biologists have commonly assumed that the distributions and abundances of vertebrate resources recorded during the early historic period in North America reflected a "pristine" condition. This view follows from the perception that Native American population densities... | Resource intensification; Holocene human impacts; Foraging efficiency; Harvest pressure; Bird populations; Emeryville shellmound | 2001 |