Access to this video is a benefit for members through PBS Passport.
Up Next
Back to Show
Watch Preview
Changing Seas
Reef Revival
Season 3
Episode 302
In the emerging science of coral reef restoration, marine biologists and resource managers are discovering naturally occurring mechanisms that promote coral growth and restore ecological balance in these gardens of the sea.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Unlock with PBS Passport
26:42
Experts study southern sea otters to ensure their longtime survival on California’s coast.
Unlock with PBS Passport
26:42
Islanders restore Maui's watersheds through traditional Hawaiian wisdom.
Unlock with PBS Passport
26:42
Florida scientists make remarkable discoveries about whitespotted eagle rays.
Unlock with PBS Passport
26:42
Marine archaeologists uncover a Roman shipwreck on Croatia's Adriatic Coast.
Unlock with PBS Passport
26:42
Researchers brave the Arctic’s cold and dark to reveal the mysteries of the Polar Night.
Unlock with PBS Passport
26:42
Amid shipwrecks and shifting sands, Bermuda’s corals offer clues to climate resilience.
Unlock with PBS Passport
26:42
Knowledgeable fishers collaborate with scientists to keep sharks abundant.
26:42
Researchers and citizen scientists document the fascinating lives of seashells.
Unlock with PBS Passport
26:42
Florida’s gentle giants are dying in record numbers.
Unlock with PBS Passport
26:42
Experts are working to conserve and restore the Puget Sound’s declining kelp forests.
Unlock with PBS Passport
26:42
Scientists study the body size and health of humpback whales across their migratory cycle.
26:42
Experts study declines in the number of humpbacks migrating between Alaska and Hawaiʻi.