Question

What is scarcity?Name three continents that face this problem.

Answer 1

scarcity mean that there is a loss of something and it was impossible to be found and explore .it becomes rare to found.
continent facing problem are asia is one of the biggest facing the problem and Australia and south America

Answer 2

Scarcity :

It is a situation in which a product is less available in market in comparison of its demand.

Simply here you will use it for water which means less availability of water(groundwater & fresh water) in comparison of its demand.

Continents who face this problem

1) Africa

2) Asia