Question

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Answer 1

Answer:

3.This rapid growth increase was mainly caused by a decreasing death rate (more rapidly than birth rate), and particularly an increase in average human age. By 2000 the population counted 6 billion heads, however, population growth (doubling time) started to decline after 1965 because of decreasing birth rates.

Answer 2

Explanation:

Answers

30.1) The reason for high growth of population in 1999 is because of high birth rate . That time women had 4 - 5 children .

30.2) The reason is that

*countries like Kenya have high birth rates

* they have low death rate

30.3) The factors affecting are

* migration

* crude birth rate

* crude death rate

* population growth rate