Table 1.

Summary of the major patterns seen in the RFPE maps and archaeological history for the different regions mentioned in the text with references

Region	Time period, ka calibrated B.P.	RFPE patterns	Archaeological history	Refs.
Alaska	7.5–13	Increase in north, central	Fluted point technology	29
	6	Increase on Aleutian Islands	Aleut colonization	30
	4.5–5.5	Increase at northern and southwestern coast	Migration from Siberia, Arctic Small Tool tradition	32, 33
	1	Increase	Thule	32, 34, 39
Canadian Arctic	2.5	Increase in southern Arctic	Dorset culture
	Modern–0.75	Increase along southern Thule migration route	Thule migration beginning ca. 0.8	41
British Columbia/ corridor	11.5	Increase along west coast	Maritime community occupation	44
	5.5	Second increase along west coast and ice-free corridor	Shift in technology	46
Eastern United States	8.5	Increase in Missouri	Paleoindian occupation	48
	4.9	Increase in mid-Atlantic and New England	Late Archaic and Early Woodland occupation	49
	Modern–2	Increase in Cahokia	Population rise with maize agriculture	55
Atlantic Canada	10.5	General increase	Debert culture	50
	8.5	Large increase in Newfoundland and Labrador	Early Maritime Archaic	52
Central/western United States	7.5	Increase in California	Marine exploitation	54