Utilization of Geological Techniques to Help Solve an Archaeological Puzzle: When Did People Arrive in North America?
Eleanora (Norrie) Robbins
Department of Geological Sciences
San Diego State University
Knut Fladmark hypothesized that as soon as boat technology was developed 40,000 years ago, people probably traveled the oceans. The 40,000-year-ago shoreline is now below 150-160 ft (50 m) of water and an unknown thickness of sediment. So evidence for boat transport by maritime...