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Listed under:  Science  >  Environmental management
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Birds and totems

Yuin, Bunurong and Tasmanian man Bruce Pascoe shares his delight in encountering birds on Country. Bruce explains the significance of Umburra, or black duck, and his obligation to care for the species. Bruce explains that his brothers and sisters look after other animals, such as kangaroos, bream, wallabies, flathead and ...

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Can We Help?: Donuts and exercise

Peter Rowsthorn visits Dr Deborah Kerr at the WA Institute of Sport to answer the question 'How long does it take to walk off a donut?' Join Pete as he walks, jogs, rows and swims to burn off the energy from a single iced donut. As Dr Kerr takes Pete through his paces, learn how metabolic rate and muscle mass affect weight gain.

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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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Landline: Feeding soils to grow hungry crops

How do today's farmers improve their crop yields? One school of thought is to go high-tech and use agricultural technologies designed to improve efficiencies and yields. See the role that soil condition plays in gaining those high yields.

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Catalyst: How will fire change the climate?

Considering the impact of a changing climate on the severity and frequency of fires is one thing, but how about the impact of fires on climate? Why does Professor David Bowman describe this scenario as a 'fire spiral'? What are the consequences of a world with fewer forests? As Professor Craig Allen explains, drought and ...

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Catalyst: Would you eat insects?

A lot of resources go into the production of beef. For example, 20 litres of water is needed to produce just 1 gram of beef. In order to produce food more sustainably to feed an ever-growing population, some alternatives to protein have been suggested. What are some of these alternatives? Do you think they will ever replace meat?

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Elliot and the Surfing Scientist: Shrinking and expanding metals

Explore with the Surfing Scientist team what happens when metals are heated and cooled. Find out what happens to a metal ring when it is immersed in extremely cold liquid nitrogen. What do hinges on the Sydney Harbour Bridge have to do with all this? Find out.

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Meet the Fremantle Port Hostesses

In the 1960s, Marie Novak and Pauline Noble worked for the Fremantle Port Authority as hostesses, welcoming new migrants who arrived by ship. Why were hostesses needed? How do Marie and Pauline describe their time as hostesses? Compare the migration experiences of Marie's and Pauline's families. How did their backgrounds ...

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Climate change and the rising sea level

What is the correlation between global warming and the rising sea level? This animation explains the link between the two and the consequences of a continual sea level rise. How are some communities combating this problem? Can you think of some other ways we could address this problem?

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ABC News: Sydney's Moon Festival, 1979

Discover the activities that take place during the Moon Festival and why it is considered to be one of the most important festivals in the Chinese calendar. In this clip from 1979, ABC reporter Neil Ross attends the Moon Festival in and around Dixon Street and Hay Street, in the heart of Sydney's Chinatown.

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BTN: Food wastage

Do you know how much food industrialised nations, including Australia, throw away every year? Global population is set to reach over nine billion by 2050 which will increase demand for food by 70%. What do you think we can do to consume food more responsibly and sustainably? How might we re-direct food that would otherwise ...

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Welcome to Bonegilla Migrant Camp

Following World War II, the Australian government was eager to increase the country’s population. The war reminded Australians that their small population would not withstand an enemy invasion. Further, a larger workforce was needed to develop the postwar economy. European people, many displaced by the war and the spread ...

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Sciencey: Five things you need to know about climate change

Find out how carbon dioxide makes the Earth warmer, how oceans store heat and the way we can see climate history in ice. What are the consequences of changes in the global climate? What can we do as individuals and communities to stop these negative changes?

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Measuring gravity

Did you know you can measure gravity? The more mass an object has, the more gravity it has, so by measuring the mass of something, you can figure out its gravity. Why do you think climate scientists may want these measurements? Watch this NASA animation to find out.

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Catalyst: How high will sea levels rise?

Much of the world’s population will eventually have to deal with the consequences of sea-level rise, but the question is: how high will the water get? Dr Graham Phillips investigates how scientists are turning to the distant past to predict the impact of rising sea levels. Watch scientists explore 120,000-year-old coastlines, ...

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BTN: Animal recognition system

We have all heard of human face recognition systems, but have you heard of animal recognition technology? Watch this clip to discover how an 'animal recognition gate' is being used to separate the sheep from the goats. Find out how this innovative application of a popular technology might help farmers manage pest animals ...

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Introduction to Food Security

This is a video that defines and explores the concept of food security using animated illustrations, spoken commentary, and pauses for discussion. Identifying the accelerating growth of population and the proportion of people who are chronically hungry, it provides the United Nation's definition of food security and its ...

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Zhou Daguan's account of Medieval Angkor

The city of Angkor was the centre of the mighty Khmer Empire for five hundred years, beginning around 900 CE. It was not only one of the most populous cities in the world, it featured some of the most sophisticated architecture and infrastructure, particularly in regards to water distribution. In this beautiful animation, ...

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Objects through timeline: 50,000 years before present

This is a 26-page fact sheet that provides a comprehensive overview of migration to Australia from the first arrival of humans to 2006. It includes details about the major waves of international and internal migration, key events and policies, and individuals and groups that have made significant contributions to the development ...

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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? ...