As of 2012, which was the only ocean basin to have significant tsunami warning buoy coverage?

Question

Quizplus · Accepted Answer

As of 2012, the Pacific Ocean was the only ocean basin to have significant tsunami warning buoy coverage. This is because the Pacific Ring of Fire, which is an area with a lot of seismic activity and the potential for tsunamis, surrounds the Pacific Ocean. Therefore, countries in the Pacific basin have invested in building and maintaining tsunami warning systems to protect their coasts.

As of 2012, Which Was the Only Ocean Basin to Have