Types of dating methods in archaeology Webcams xxx all

The relative density of use is reflected in the archaeological record.

Places where human groups performed some activity and left behind physical remains as artifacts or features are archaeological sites.

People repeat similar actions in specific locations, and the result is a site.

Archaeological sites are fragile because their scientific value is not just in the artifacts and features, but in the patterns of these in relation to each other.

The oldest radiocarbon date is the 14,300 year old date from human dung.

Populations have grown and in turn, the cultures of Oregon's inhabitants have changed.Plant processing is much more in evidence, suggesting a shift towards more balanced economic systems.The generic period of occupation spans 7,000 - 4,000 years ago.This roughly coincides with a shift in climate towards hotter and dryer conditions. In Oregon, the Archaic is usually broken into Early, Middle and Late Archaic adaptations.Early Archaic is equated with a broad spectrum gathering/hunting/ fishing economic transition from megafauna to modern fauna.

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