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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?

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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.

Video

Investigating Australian approaches to producing fish, seafood and meat: teacher video

This video supports the unit of work by the same name. Presented by a classroom teacher who has trialled the unit the video reflects on the inquiry based pedagogy and the unit's value in terms of curriculum alignment and student engagement. The teacher discusses the opportunities the unit offers to engage with the cross-curriculum ...

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War on Waste: Recycling e-waste to raise money for food charities

We all know recycling is a great way to reduce waste going into landfills, but there can be other benefits too. Some social entrepreneurs are recycling e-waste, not only to keep them from going into landfills, but also to generate revenue to help fund food charities. Craig Reucassel mentions how using technology for longer ...

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Investigating key Australian approaches to producing cotton, timber and wool: teacher video

This video supports the unit of work by the same name. Presented by a classroom teacher who has trialled the unit the video reflects on the inquiry based pedagogy and the unit's value in terms of curriculum alignment and student engagement.

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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Catalyst: What is a megafire?

Join Catalyst reporter Anja Taylor as she visits the Jemez Mountains in New Mexico and discovers the impacts of recent megafires on the landscape there. What is a megafire? And how is a megafire different from a regular wildfire? How have recent fires permanently transformed the landscapes that Anja and Professor Craig ...

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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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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: Sustainable fish farming

There are already more people around the world who eat farmed fish than people who eat beef. With the world's population and demand for food increasing, why is it so important for us to farm sustainably? One fishery near Kakadu in the Northern Territory practises sustainable farming. Find out what makes this farm so sustainable.

Interactive

Writers Talk 2007

A resource for primary and secondary students that features ten award-winning writers from the 2007 Sydney Writers' Festival. The resource explores each author's books, background, beliefs and approaches to writing, and includes advice for young writers. Video interviews of each author are accompanied by a biography, bibliography. ...

Interactive

Sites2See – earthquakes

Resources on the topic of earthquakes to help explore the human and physical dimensions. Links to maps and interactive activities on plate tectonics, with a particular focus on the Caribbean plate, the movement of which caused the devastating earthquake in Haiti in January 2010, and links to news and information about the ...

Interactive

Science Talk 2007: Jeremy Leggett

An interview with Dr Jeremy Leggett, global environmental expert from Solarcentury in the UK. Jeremy talks to a teacher from Leumeah High School about global warming, fossil fuels and the design of carbon neutral buildings.

Interactive

Sites2See: What is climate change?

A page to address the question What is climate change? from the definition, to the Intergovernmental Panel on Climate Change (IPCC) as the foremost authority, and selected links covering aspects of that question with games, graphics, activities, information sites, resource packs and video interviews, for teachers and students. ...

Online

Investigating Australian approaches to producing fish, seafood and meat

This is a unit of work about the Australian fish, seafood and meat industries. It has a particular focus on farming practices, processing methods and how food is brought to customers. The resource explores: where meat, seafood and fish come from; past, present and future farming and production systems; and a range of related ...

Online

Salinity and the Murray-Darling Basin

This lesson sequence examines salinity in the Murray-Darling Basin: the source of the salt, why it is a problem, how it is monitored and current management strategies. It includes a teacher PowerPoint presentation, separate teacher notes and a student worksheet. This lesson sequence is one in a series exploring aspects ...

Online

Locks, Weirs and Dams

This lesson sequence examines structures that are used by water resource managers in the Murray-Darling Basin including dams, locks, weirs, barrages, fishways, channels and levee banks and explores the positive and negative effects of river regulation. It includes a teacher PowerPoint presentation, separate teacher notes ...

Online

The Murray-Darling Basin: an introduction

This lesson sequence is designed to introduce students to key aspects of the Murray-Darling Basin including the environment, geography, economy, people, history, water cycle and water management challenges. The lesson sequence includes a teacher PowerPoint presentation, separate teacher notes and a student worksheet. This ...

Online

The water cycle in the Murray-Darling Basin

This lesson sequence introduces students to the water cycle or hydrological cycle in the context of the Murray-Darling Basin. It examines how the components of the water cycle are connected and contains four hands-on science investigations. Each lesson includes a teacher PowerPoint presentation, separate teacher notes and ...