Hotsports of biodiversity, coral reefs support 25 percent of global marine life.

This series showcases different reefs across the world from Recife in Brazil to the Gulf of Acqba just off the Red Sea, to the Batangas Sea in the Philippines, and reveals the extraordinary and varied creatures that inhabit these underwater kingdoms.

But these reefs are facing extinction from rising global temperatures and increased water acidification. How are the marine animals adapting and what can man do to help reverse this destruction of the reefs?

Episodes include:

Reef Rebuild

Rivals of the Reef

Coral Reef Survivors

Strange Creatures