Question

Explain any three features of increasing trends of "population growth" in the world.​

Answer 1

Answer:

The trends in population growth are as follows: In the next 100 years i.e. 1930, the population doubled to 2 billion due to improved medical, health and sanitation facilities. In 1960, the population was 3 billion, in 1975, it was 4 billion after that one billion is added in every 12 years.

Explanation:

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Answer 2

Answer:

first Phase (1901 - 1921 ) : the rateof growth was negligible due to high birth and high deaths rate (b) third phase (1951 -2001) : growth rate has been rapid ,over 2 degree 0.It was due to rapid decline in death rate but birth rate remained high.