Beginning in the 1990s and on the basis of the study of terra preta, scholars proposed that indigenous peoples in the Amazonian rainforests:
a. Had employed slash and burn techniques, reducing trees to nutrient-poor ash.
b. Had experienced a devastating drought that caused them to relocate en masse.
c. Had employed slash and char techniques, reducing trees to nutrient-rich charcoal.
d. Had experienced a devastating flood that caused them to relocate en masse.
c. Had employed slash and char techniques, reducing trees to nutrient-rich charcoal.
You might also like to view...
For each historical identification question, define the term and briefly describe its historical significance. Cambodia's Khmer Rouge and Pol Pot
What will be an ideal response?
Senator Thomas Hart Benton of Missouri and other Democratic Senators from the Midwest in the 1840s would be among the most likely Americans to embrace the Oregon Territory slogan, "54 °40? or Fight!"
Answer:
When James Fenimore Cooper wrote The Prairie in 1827, he represented the American plains as
a. "a great land with the potential to feed the world." b. "a vast country incapable of sustaining a dense population." c. "a tremendous region that would be opened up by the new technologies of the day." d. "a land that should be left to the Indians."
New Deal programs were based on the assumption that mothers
A) stayed at home to raise their children, while fathers would pay for all. B) were never heads of households. C) were incapable of working. D) were frequently their families' principal breadwinner.