BACKGROUND North and South America were the last continents populated by modern
humans. The timing of their arrival, the routes they took, their homeland of origin, and how …

As the main external driver, environmental changes largely predetermine human population
distribution, especially in the Arctic, where environmental conditions were often too extreme …

The initial colonization of the Americas remains a highly debated topic, and the exact timing
of the first arrivals is unknown. The earliest archaeological record of Mexico—which holds a …

Radiocarbon dating of the earliest occupational phases at the Cooper's Ferry site in western
Idaho indicates that people repeatedly occupied the Columbia River basin, starting between …

The peopling of the Americas marks a major expansion of humans across the planet.
However, questions regarding the timing and mechanisms of this dispersal remain, and the …

" Sometime before 15,000 years ago, a band of hunter-gatherers arrived in Northeast Asia.
They continued east, becoming the first people to set foot in the Americas. They soon found …

For much of the 20th century, most archaeologists believed humans first colonized the
Americas∼ 13,500 years ago via an overland route that crossed Beringia and followed a …

The Clovis-first model for the peopling of the Americas by∼ 13.4 ka has long invoked the Ice-
Free Corridor (IFC) between the retreating margins of the Cordilleran and Laurentide ice …

Forty years ago, Knut Fladmark (1979) argued that the Pacific Coast offered a viable
alternative to the ice-free corridor model for the initial peopling of the Americas—one of the …

2022 Choice Outstanding Academic Title The Indigenous Paleolithic of the Western
Hemisphere is a reclaimed history of the deep past of Indigenous people in North and South …