The Monte Verde archaeological site in south-central Chile dates to at least 1,500 years before the Clovis people (which date to 13,250 B.P.). This evidence for the early occupation of southern South America, along with other lines of evidence, suggests that
A. the Clovis people were the first humans into South America.
B. Paranthropus boisei successfully made it to the Americas.
C. the first migration of humans into the Americas may date back 18,000 years.
D. the Clovis tradition, a sophisticated stone technology based on a sharp point fastened to the end of a hunting spear, was crucial for migration into South America.
E. the first migration of humans into the Americas made it there from Asia by crossing the Pacific in reed boats.
Question 2
Recent research has pushed back the probable date of the first arrival of anatomically modern humans in the Americas to
A. 12,000 years ago.
B. 10,000 years ago.
C. 5,000 years ago.
D. 18,000 years ago.
E. 3,000 years ago.
Triton’s South Polar Cap
Atmospheric CO2 Concentrations Increased Very Rapidly during the Last 200 Years
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Active site of rubisco