What is the carrying capacity of the Earth for humans?
a) zero
b) under 1 billion
c) just over 5 billion
d) between 10 and 20 billion
e) any estimate depends on who you ask and what assumptions they make
Answer: E
What is the carrying capacity of the Earth for humans?
a) zero
b) under 1 billion
c) just over 5 billion
d) between 10 and 20 billion
e) any estimate depends on who you ask and what assumptions they make