Unit 3 Flashcards
1
Q
Chapter 6
concept 6-1
How many people can the earth support?
A
we do not know how long we can continue increasing the earths carrying capacity for humans without seriously degrading the life-support system that keeps us and many other species alive.
2
Q
Chapter 6
Concept 6-2
what factors influence the size of the human population?
A
6-2A: population size increases through births and immigration, and decreases through deaths and emmigration.
6-2B: the average number of children born to women in a population (total fertility rate) is the key factor that determines population size.
3
Q
Chapter 6
Concept 6-3
A
