20% arable land and mostly mountains created scarcity and food and topic of wars on the planes pockets in btw mountain created locality and disunity never seen as united greece, citizens of their own city and not of greece. Caves with water associated with gods and also considered to be the entrance to the underworld. Food supply was always in question, rain water was scarce so drought and famine were common. To offset this greek master sea farers guys goes on a ship to be pirates . The mountain themselves were considered homes to the gods. Gods visited there and not confined sources of fresh water were considered holy home to nymphs (half goddess creatures) springs and rivers. Greek climate is hard, middle eastern climate (not much rain and summers are hot and dry) ; not many crops. Crops that did grow were associated with certain gods. The ancient greeks were not always living in greece.