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Listed under:  Science  >  Life  >  Ecosystems  >  Biomass (Ecosystems)
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Declining forests of Giant Kelp

Imagine diving between giant kelp that reach more than 30 metres from the bottom of the ocean to the surface. The east coast of Tasmania is one of the few places in the world where these underwater forests exist. But how much longer will they survive? Watch this clip to find out why these magnificent ecosystems are disappearing ...

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Manta rays indicate health of coral reefs

Coral reefs are the second most endangered species on the planet. Meet a group of researchers who are tracking individual manta rays to help them assess the health of Australia's reef ecosystem. Find out how the manta ray can be used as a bioindicator for the health of the reef. See how scientists identify individual manta ...

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Reef of life

This clip argues that every day the wellbeing of millions of people is dependent on the existence of healthy coral reefs. Through a stunning series of underwater videos and photographs find out more about current threats to coral reefs and how individual's actions on land can make a difference to the overall health of the ...

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Oceans are the great providers

Did you know that the world's oceans provide the oxygen for every second breath you take? While oceans represent the largest habitat on Earth, they remain relatively unexplored. What is clear is that the oceans play a major role in shaping life on this planet. Watch this clip and prepare to be amazed!

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Make no bones about ocean acidification

Extra carbon dioxide in the atmosphere is posing a real problem for the world's oceans. It's leading to ocean acidification and coral reefs are the big losers. See how acidification of the water leads to less calcium carbonate, a vital ingredient corals use to build their skeleton. Watch this clip to find out more.

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Coral reefs fading fast

Coral reefs represent a unique partnership between two separate organisms. It's an amazing symbiosis that has thrived for millions of years. But right now, the effects of climate change threaten the reefs on a global scale due to coral bleaching. Find out what causes this phenomenon and the significance of carbon dioxide ...

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Forest Learning: Going Bush - Residue from the one tree goes to make fine copy paper

This is a video about how the top sections of a Victorian Mountain Ash tree and its sawdust are used to make white office paper and generate electricity at the Australian Paper mill at Maryvale, Victoria. The two presenters of the 'Going bush' series are shown discussing the value-adding process with Kevin Piercy, Wood ...

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Carbon country update

This five and a half minute video segment from Catalyst discusses the potential to manage controlled burning in Arnhem that reduces frequency of wildfires to provide other benefits. The potential to turn this into economic benefits from carbon trading is explored and the science investigations that will first be essential.