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ABC News: Light rail plan for western Sydney

Long lines of cars, frustrated drivers in peak traffic: familiar? As the population of Australia's major cities continues to rise and spread outwards, increased strain is placed on existing infrastructure such as roads. People often look to government to fix urban problems. Could a light rail system solve Sydney's western ...

Interactive

Engineer a jetliner

In this interactive, students work through the engineering decisions required for the wing and engines configuration best suited for four different requirements. Students select from different wing and engine designs that are each rated for build cost, fuel burn and wieght. The first three options focus on designing low-cost, ...

Online

Green packaging lesson

This lesson plan engages students in finding ways to reduce plastic waste in food packaging. Students investigate problems created by plastic waste then observe ways these issues are being addressed. They design new packaging for food items that currently produce excessive waste then test their designs objectively. The ...

Video

Stateline: Proposed coal mine raises environmental issues

Explore the possible benefits and impacts to the environment and community of a proposed new coal mine, called the Wallarah 2 Coal Project. In this clip from late June 2013, find out some viewpoints that landowners, community members, mine representatives and politicians present about the proposed underground mine.

Video

Catalyst: Planning future cities

Could your mobile phone help town planners design better cities? Data collected from our day-to-day interactions can now be collated and used to make our cities both more efficient and better places to live. See how it all works.

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Magical Land of Oz: Join the Numbat Taskforce!

Numbats are native Australian marsupials that can be found in Western Australia and South Australia. Unfortunately, their numbers are declining rapidly. What are the causes? What can we do to combat this and protect these unique Australian animals? Find out what one community group, the Numbat Taskforce, is doing to help ...

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Catalyst: Hemp is not a weed!

You may have heard about the cannabis plant and its use as the drug marijuana. But did you know it has two main varieties, one of them commonly called hemp? See how hemp differs from its 'cousin'. Find out more about the characteristics of hemp that make it a 'green' crop with plenty of potential.

Online

Design dilemma

This series of lessons aims to develop awareness of the needs of diverse commuters on our public transport system. Students investigate the challenges involved in getting on and off public transport for users with additional needs, for example commuters in wheelchairs. They work collaboratively in teams to investigate possible ...

Online

How do you like your eggs?

This is a teacher resource containing a sequence of inquiry relating to egg production systems used by egg farmers in Australia. It contains material to assist planning, implementing and assessing a research task about the egg production systems and the management techniques used to produce eggs, the claims associated with ...

Video

For the Juniors: Tall buildings that won't fall

What makes tall buildings strong and stable? View this clip to find out how a tall building made from concrete is made even stronger. Look at a model of the building to see how it will look when it's built. See if you can pick up some design tips to help you build your own tall structure!

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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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Building a weather satellite

Designers and engineers improve upon existing products all the time. How important do you think it is to update and enhance something like a weather satellite? Can you think of some other objects that could be improved upon?

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ABC 7.30: If you build it, they will come

It's been 'all systems go' in the Northern Territory, with a range of new development projects springing up. In this clip from 2013, see Territorians coming up with novel solutions to the age-old problem of housing. Could a shortage of affordable housing derail the good economic times?

Video

Foreign Correspondent: Dams and dolphins on the Mekong?

If the Lao Government's plans are realised, nine hydropower dams will be built across the Mekong River in Laos, and more across its tributaries. The government wants the country to become the 'battery of Asia'. With this dream comes a host of issues. Listen to reasons why the World Wildlife Fund (WWF) suggests hydro-dam ...

Video

Magical Land of Oz: Koalas and climate change

The koala population in rural NSW has been declining over the years due to drought and heatwaves. What causes some of the temperature extremes experienced in this region? Dr Mella believes koalas normally get most of the moisture they need to stay hydrated from eucalyptus leaves. What has changed in recent years that means ...

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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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Foreign Correspondent: Damming the free and mighty Mekong

The Mekong has been a rare thing: a largely untouched and free-flowing river. Stretching for nearly 5,000 km from the mountains of Tibet to Vietnam's Mekong Delta, it has provided a way of life for millions of people and been an important trading route between south-western China and south-eastern Asia. In this clip from ...

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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 ...

Video

Show me the water!

Where does the water in your tap come from? Fresh water accounts for only 3% of the earth's water supply and only 1% of that is available to us in lakes and rivers or in the atmosphere. But how much do we use for drinking water and what else do we use fresh water for? Watch this video to find out how NASA's Global Precipitation ...

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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?