Past human activities such as clearing forest, hunting, and gardening result in:
a. high biodiversity
b. low biomass
c. increased vegetation
d. increased cultural aptitude
Question 2
According to the text, what is a major challenge in assessing the impact of new cultural practices?
a. Consequences don't appear for years
b. The root cause is unknowable
c. Few people care to investigate
d. Anthropologists look in the wrong places
e. Cultural systems will discard them before they are researched