The world's annual ________ is currently approximately 1.2 percent, at which rate the world's population is projected to double in about 54 years.
A) natural increase rate (NIR)
B) life expectancy rate (LER)
C) crude birth rate (CBR)
D) life increase rate (LIR)
E) natural expectancy rate (NER)

Question

Quizplus · Accepted Answer

The annual natural increase rate (NIR) is the percentage by which a population grows in a year, accounting for births and deaths, but not migration. The current NIR worldwide is approximately 1.2%, which means the world's population is projected to double in about 54 years if the trend continues. Therefore, option A is the correct answer.

The World's Annual ________ Is Currently Approximately 1