Many civilizations in early times were based around a body of water. This shows that water was very important. Water is a necessity for life so you can see why it was something that people loved and also feared. natural disasters like floods, hurricanes, tsunamis, and other stuff. disasters like that can ruin societies. poseidon the god is a warrior and the god of the sea, he is feared and worshipped. the fact that many creation myths revolve around water shows that these societies were cultures of life and care for nature.