Why should people who live in coastal areas learn about currents, waves, and tides? Give examples of how waves and tides could affect everyday lives.

People should learn about the currents, waves, and tides just in case of an emergency or the tides are too high. The people should know if their worried about their structure of their home, or worried about their safety.

One example of how climate affects and has affected currents is when thermohaline circulation was slowed or stalled during the last ice age ... Ecosystems that span several tidal zones include anchored plants, and animals, and ephemeral species that move with the daily tides or during some portion of their life cycle.