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Listed under:  Science  >  Environmental management
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Reforestation as a climate change strategy

This is a video about an agroforestry project to restore the tree cover of microwatersheds in the High Andes of Peru in which the Chumbivilcas community worked with the Food and Agriculture Organization (FAO) and the Millennium Development Goals Achievement Fund. Interviews with the local mayor and project officers emphasise ...

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Cotton Australia: posters

This page provides links to 5 posters that can downloaded as PDFs. The posters include: field to fashion process, sustainable cotton farms and a map showing where cotton is grown. Variations of the posters are available for primary and secondary students. The web page also provides a link to order free hard copies if required.

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Four Corners: Coal-waste conflict, 1973

Watch this confrontation between a conservationist group and a coal-mining executive in 1973. The coal mine in Coalcliff was given the all-clear from the State Planning Authority to dump coal-mining waste on the Illawarra escarpment. This happened before a planned official inquiry into the issue.

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Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...

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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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Understanding the causes of climate change

Did you know that climate change is not a recent phenomenon? In the past, natural events led to changes in the climate. Although natural events still affect climate, they're not enough to explain the big changes we've been seeing in the last 150 years. What changes on earth can account for such dramatic changes to our climate? ...

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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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Can We Help?: Effects of g-force on the human body

Peter Rowsthorn visits the Australian International Air Show to answer the question, 'What effect does g-force have on the human body?' Join Pete in the cockpit of a light plane for some aerobatics with pilot David Pilkington. G-force expert Dr David Newman explains the science as Pete endures up to 6 g in the aircraft.

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Catalyst: Advances in nuclear power technology

Imagine our world if nuclear power generation could be made safer. Discover how Chinese scientists have developed a new nuclear reactor that reduces the chances of the reactor overheating to the point of meltdown. To do this the pebble bed reactor uses advances in technology to replace the traditional water-cooled system. ...

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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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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: Using and storing water on a farm

Can you imagine a farm with no water? What might happen to the animals and crops? This clip explains how important a water supply is for farmers. You will see some ways that farmers store water, which is especially important when there is limited or no rain.

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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: The home of Australian science

Australia has a long and proud history of excellence in science. How should we celebrate this? Watch this clip to find out about an Australian organisation that recognises and promotes outstanding scientific achievement. You'll also find why its Canberra headquarters is referred to as 'the flying saucer'!

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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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Foreign Correspondent: Cancun-style tourism

Tourism comes in many forms. Apart from being a holiday destination, Australia is also attracting business people and students. Find out how forecasts of future tourism numbers are made, particularly those from Asia. This clip also describes factors that threaten our tourism industry.

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Indigenous bags and textiles

Have you ever wondered why your bags are made from certain materials? There are many factors involved, including usage and availability of material. In this video, learn what the Kun-maj (small fishing bag) is made of and how it is made. Why is it strung together rather than woven? How is it different from Yvonne Koolmatrie’s ...

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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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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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Nationwide: Franklin River campaign

How important is the environment in an election campaign? In this clip, explore the issue that changed Australia's conservation landscape forever: the fight to save the Franklin River. Watch how the Tasmanian Wilderness Society used political and media strategies to influence the outcome of the 1983 federal election in ...