I think its either Lava or <span> sediment </span>
If you are talking location wise, it would be that the place were the port is being built is located near a body of water or water way.
:) hope it helped
They become dimmer at regular intervals
Show us the passage and we can help! PM me a picture of the passage & the question again and I’ll help you out.
Because the tectonic plates are moving when they collide with each other the force is so strong that it causes earthquakes and/or hurricanes with can lead to the creation of many things.