Search results

Listed under:  Science  >  Environmental management
Video

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?

Video

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 ...

Video

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.

Video

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.

Video

Gardening Australia: Creating a wetland

Find out how a school uses stormwater to create a wetland habitat for native plants. Josh Byrne visits Swan Valley Anglican School to observe the growth of their vegetable garden and to help out in the creation of the wetland. Discover what plants are best for a wetland habitat and how it will increase biodiversity and ...

Video

BTN: Cancer - when the baddies take over

Cancer is a major disease in Australia and there are many different types, including leukaemia, and breast and skin cancers. View this clip to discover more about how cancer forms, why it occurs, and what cancer research is being done.

Video

BTN: Seeding clouds to make rain and snow

Imagine if we could control the weather. Find out how scientists are already at work making clouds rain when and where they want. It's called cloud seeding. Watch this clip to understand how cloud seeding works, and where it is being used in Australia.

Video

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.

Video

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.

Video

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.

Video

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.

Video

For the Juniors: Growing rice

What is your favourite way to eat rice? This clip shows how rice is planted, grown and harvested in many different countries (places in the world). View the different foods made with rice.

Video

For the Juniors: Effects of dry weather

What do you feel like when the weather is hot and dry? Discover what happens to the land during dry weather. Look at how the landscape changes at different times of the year.

Video

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?

Video

What Greenland's ice tells us about climate change

Why is it so important to keep our eyes on Greenland's ice and what does it have to do with climate change science? Watch this short animation from NASA to find out!

Video

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?

Video

Foreign Correspondent: Siberian tigers

Imagine a world where the only place Siberian tigers lived was in captivity. Watch this clip to learn more about the natural habitat of Siberian tigers and the things that threaten their survival in the wild. Chinese scientists are breeding this endangered species in captivity and zoologist, Liu Dan, explains his hope that ...

Video

Landline: Drones and bugs

We don't normally associate robotics with farming but, in fact, robotics have revolutionised farming and agriculture in recent years. Find out how some strawberry farmers are using drones to disperse 'good' bugs for pest control management. Can you think of some other ways drones could be used to help farmers?

Video

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 ...

Video

Catalyst: Waves supply nutrients to marine ecosystems

Dive through the marine kelp forests off Australia's western coast and discover how ocean waves help cycle nutrients to sustain the plants and kelp forests of marine ecosystems.