global population density

Question 2

how much of the population currently live in urban areas? how much is it expected to rise to by 2050?

Answer 2

55%

expected to rise to 2/3 by 2050

Question 3

what are some of the most densely populated areas?

Answer 3

bangladesh (1,144 ppl per sq km)
hong kong (6,750 ppl per sq km)

Question 4

what are examples of sparsely populated areas?

Answer 4

central australia
sahara
canada

Question 5

why can bangladesh support a denser population?

Answer 5

they have very fertile soil
floodplains are good for crops
so good food supply