Catalyst: Series 18 • 2017 • 2 episodes •
Can Seaweed Save the World
Growing seaweed is now a ten billion dollar a year global industry. Tim travels to Korea to see some of the biggest seaweed farms in the world and meets the scientists who are hoping to create a seaweed revolution in Australia.
2017 • Economics
Can We Save the Reef?
Off Australia's northeast coast lies a wonder of the world, a living structure so big it can be seen from space, more intricate and complex than any city, and so diverse it hosts a third of all fish species in Australia. The Great Barrier Reef as we know it -- 8,000 years old and home to thousands of marine species -- is dying in our lifetime.
2017 • Environment
