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• TLF-IDM016391

This 7 minute video segment from Catalyst describes the risk factors that impact on turtle survival. Protecting the future of turtle populations on the Queensland coast has been the life's work of Col Limpus for the past 40 years. His efforts have included research and reducing predation from foxes and entrapment in trawler nets.

• TLF-IDM016472

This six and a half minute video segment from Catalyst explains Earthshine as light from our own Earth reflected back from the Moon's dark side. A PhD student is studying it to learn about how light reflects from a planet that contains liquid water as well as land. Her work may one day lead to the discovery of other planets ...

• TLF-IDM016308

This six minute video segment from Catalyst Two compares two beaches, one with white squeaky sand, the other with darker non-squeaky sand and their sand studied under a microscope. Dr Tim Senden attempts to shed some light on this mystery with the use of a visual model. Sand avalanches and the production of sound come into ...

• TLF-IDM019328

This is a video about horticulturalist and farmer Richard Weston and his success in growing high quality organic food and flowers. It shows scenes of Weston Farm as he speaks of his commitment to quality niche products, the importance of diversification in small-scale farming, and the value of overseas research. He goes ...

• TLF-IDM019347

This is a video about the native food plants of the Mount Gambier region in South Australia and how they were used by the local Buandig Aboriginal people. It is introduced by ethnobotanist and author Neville Bonney who shows a wide range of local plants, often giving their names in Bungandidj language. The plants include ...

• TLF-IDM019361

This is a video about the Robarra barramundi aquaculture operations at West Beach and Robe in South Australia. Presented by Lance Vater, Managing Director of the Vater Corporation that includes Robarra, it shows the stages of production from an egg to a 100mm fingerling at West Beach; the feeding and grading of fish in ...

• TLF-IDM016612

Students use this resource consisting of one page with a diagram of a lever whose length can be varied. A weight is then applied to the lever and students can see whether the force was sufficient to lift a crate. This demonstrates that forces can cause a lever to turn about a pivot and that the turning effect of a lever ...

• TLF-IDM016196

In this simulation students select an object made of one of two materials (either iron or aluminium) and use magnets to guide the object through a maze. Engages students while they learn that aluminium is not attracted to magnets but iron is.

• TLF-IDM016232

This nearly 13 minute video segment from Catalyst explains how Fisheries scientists warn that if fishing around the world continues at its current pace, more and more species will vanish. The coral triangle is one particular area where biodiversity is at risk, and the top predator appears to be humans.

• TLF-IDM016244

This 7 minute video segment from Catalyst describes an excellent example of how biologists have worked to investigate and solve a problem of an invading species of sea urchin that was devastating a marine ecosystem. The scientific approach to develop a biological control needed to rely on technologies such as radio tracking ...