What were the problems in ancient Greece faced?

Answer 1

The principal ones were:

Overpopulation of the land which had limited productivity - the surplus population was shipped of around the Mediterranean and Black seas to found new city-states and fend for themselves.

Tensions between the different classes of people - there was ongoing turmoil in the struggle for political power and to control restive lower classes.

Incessant warfare - as exists in today's world, there was always some sort of war going on between the city-states - while this actad to some degree to control the burgeining population, its effect on order and prosperity was severe.

Answer 2

The reason farming was so difficult in Greece was because, there was a limited amount of good soil and cropland.

Answer 3

Due to the amount of good soil and cropland