Terrace is shown because this helped keep a lot of rainwater in good use for farming. The terrace walls would help the water stay in the land and stop it from running off of the fields. |
Hollowed out tree. Shown because farmers used to store extra rainwater in a series of places including hollowed out trees. |
This is supposed to be a riverbed down a mountain. That is being shown because ancient riverbeds that are on the mountain fill the sides of the mountain up with rain during rainstorms. |
The Indian Ocean. This is being shown because it always brings moisture to the mountains causing rain so it plays a roll in the environment. |