POP. DYNAMICS - Pop. explosion 1.1

Question 1

Population explosion; meaning

Answer 1

Rapid growth in world’s pop. which has been accelerating since the 1800’s. Prior to this, the world’s pop. has been low + relatively constant.

Question 2

Causes of pop. explosion

Answer 2

• increasing life expectancy (due to better healthcare + sanitation)
• continuing high birth rates in LEDC’s
• population momentum (high birth rates in one generation, which means more adults to then have more children; birth rates remain high)