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Listed under:  Science  >  Environmental management
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ABC News: Disease threatens fish

Imagine what would happen if a deadly fish disease found its way into Australia's biggest river system. Watch this clip to learn more about a disease threatening the ecology of the Murray-Darling River. Scientist, Professor Richard Whittington, explains that the disease could be the final straw for an endangered Australian ...

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Dam threatens ancient lungfish

Explore the issues around the construction of the Traveston Dam in Queensland with Professor Jean Joss and former Queensland Premier Peter Beattie. In this 2006 news report they outline arguments for and against the construction of the dam and how it would affect one of the few remaining homes of a 150-million- year-old ...

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Landline: Developing bush tucker into a seed crop

Which native plant might provide a ready-made crop that could be used as a very nutritious food source? Meet two South Australian growers who are investigating just such a native crop. Find out more about the seed crop that does not require significant amounts of water or fertiliser and has a long history of use by Indigenous ...

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BTN: Curbing the carp population

Find out why European carp fish are called 'river rabbits' in Australia. Listen to how they came to Australia and what makes them such a pest now.Discover how a local entrepreneur is exploiting the new resource while scientists are doing their best to cap the carp population explosion.

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BTN: The Moon landing

Some say landing on the moon is as one of humanity's greatest achievements. Learn about the history of the moon landing and some of the challenges faced by scientists. See actual footage of the astronauts on the moon as part of the Apollo 11 mission.

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ABC News: Supporting sustainable farming

Consider the vast land that is Australia. How might we, as a community, help to keep our land sustainable? Explore the ideas put forward by Professor Peter Cullen and Dr John Williams in response to the continuing drought conditions of 2003. What role could city dwellers play so that farmers could better care for the land?

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For the Juniors: Ways to catch and eat fish

Discover the many ways that people eat fish. Watch how the fish called tuna are caught and made ready for sale. Find out how some tuna is farmed and how the tuna farmer meets the needs of these tuna.

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Catalyst: Water through cracked soil

Watch scientists investigate water movement through soil that has been cracked by drought. Australian scientists demonstrate a new way to investigate how water moves through the cracks using electrical probes to measure soil moisture at different soil depths. This technology could help farmers more efficiently irrigate ...

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This Day Tonight: Lake Pedder's future, 1972

How do you measure the worth of a beautiful natural site - in terms of the hydro-electric power it can produce or the beauty, stillness and grandeur that it affords people who visit? This 1972 clip from 'This Day Tonight' focuses on the physical and aesthetic attributes of Tasmania's Lake Pedder. Reporter Peter Ross stands ...

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Foreign Correspondent: New dam, new house: The Mekong

The mighty Mekong river provides a way of life for millions of people, and is arguably the most important resource in the developing country of Laos. Discover how villagers are being relocated to make way for hydropower dams on this river, which stretches for nearly 5,000 kilometres from the mountains of Tibet to Vietnam. ...

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Foreign Correspondent: Spawning dams, not fish, on the Mekong?

The Mekong is the largest freshwater fishery in the world; however, this may be about to change. Discover in this 2010 clip how migration of fish species along the lower Mekong may be impeded by the proposed construction of dams along this mighty river. Do the economic benefits of the dam outweigh the potential loss of ...

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ABC News: The fight to save Kelly's Bush, 1971

Discover why a determined group of residents in one of Sydney's wealthier suburbs stood up to their local council, the New South Wales government and a big property developer. This ABC report explores the controversy surrounding the planned development of Kelly's Bush, situated beside Sydney Harbour at Woolwich, and the ...

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Pocket Compass, Ep 5: An immigration nation

Prime Minister Malcolm Turnbull once described Australia as an 'immigration nation'. What do you think he meant by that? Do you agree? |Watch four very different people speak about their experiences as first- and second-generation migrants. What were some reasons they or their parents migrated to Australia?

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Catalyst: What are modular farms?

Modular farms are flexible and self-contained systems that allow you to grow herbs and vegetables without the need for soil or sunlight. What are some advantages of modular farms? What may be some of the disadvantages?

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Catalyst: Growing avocados

Demand for certain kinds of food changes with time as people's tastes change. Avocados were not always popular, but in recent years their popularity has increased so much that supply cannot keep up with demand. Learn how stem cell scientists at the University of Queensland are leading the way in research that could cut ...

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Landline: Winning the race to feed a growing population

The race is on to produce higher crop-yielding plants that will feed an ever-growing world population. See how scientists at the Plant Accelerator facility are investigating ways of increasing crop production. Some are focusing on conventional plant-breeding techniques while others are using GM (genetic modification) technology.

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Trees and connection

Yuin, Bunurong and Tasmanian man Bruce Pascoe explains his connection to Country and introduces us to a family of trees. In what ways does Bruce’s relationship with the Earth differ from yours?

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This Day Tonight: Fighting for Lake Pedder, 1972

How far would you be prepared to go in defence of a principle you felt strongly about? Enter a tent on the shores of doomed Lake Pedder in 1972 and listen to three determined people explain why they are protesting against the plan to flood Tasmania's Lake Pedder. The clip includes environmental activist Brenda Hean who ...

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Quantum: Tidal power

Journey to Bathurst Island where strong tidal currents can be found in the Apsley Strait. Observe how the Nguiu community is investigating the use of tidal power to provide their electricity needs instead of using non-renewable and expensive fossil fuels.

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Catalyst: Coorong salinity

Imagine the mighty Murray River as it flows through South Australia and reaches the sea. Explore the consequences of drought and human activity while listening to Graham Phillips describe the effects of the Coorong's increasing salinity and the the associated threat to Adelaide's supply of fresh water.