What is dental caries ? how it is cured?

Dental caries are also known as cavities which is a hole/structural damage to the tooth do to decay.

dental caries require the attention of a dentist. they are generally drilled to removed decayed tooth and treated with a filling; however, if severe enough may required a root canal and crown or pulling of the tooth.

Not sure exactly what you're looking for here- but ocean warming affects the ecosystem in the ocean, like causing coral reef deaths.

Reefs act as wavebreaks in the ocean as well so you'd see an increase in coastal flooding as well.