Search results

Listed under:  Science  >  Life  >  Ecosystems  >  Food webs
Video

DTiF in conversation with Kevin Bradley and Cassandra Arkinstall from Save the Bilby Fund – Using Digital Technologies to help save bilbies

Kevin Bradley, CEO of Save the Bilby Fund, and Cassandra Arkinstall, a researcher and volunteer at Save the Bilby Fund explain how important digital technologies are in the campaign to save the bilby from extinction. The video explains how digital systems are used to collect and visualise data and help eradicate threats ...

Online

Creating a food garden: vision

This learning activity is part of a sequence of 5 individual learning activities focused on creating a food garden. The order of these learning activities are: vision, site assessment, installing a no dig garden bed, planting and harvesting. OUTCOMES For children to: • appreciate what they would like to achieve from creating ...

Online

Creating a food garden: harvesting

This learning activity is part of a sequence of 5 individual learning activities focused on creating a food garden. The order of these learning activities are: vision, site assessment, installing a no dig garden bed, planting and harvesting. OUTCOMES of the activity are for children to: understand the steps in successful ...

Text

Investigate: cane toads

This unit of work is designed to help students understand cane toads and their threat to the Australian environment and agricultural production. Why some animals are to be protected and others need to be eradicated. The resource includes a teacher guide, student learning journal and a PowerPoint presentation.

Video

DTiF in conversation with Save the Bilby Fund – Background information on the Save the Bilby Fund

Kevin Bradley, CEO of Save the Bilby Fund, and Cassandra Arkinstall, a researcher and volunteer at Save the Bilby Fund, explain why the bilby is an important indicator of the health of an ecosystem, and how their decline impacts other wildlife. This video gives an overview of what the Save the Bilby Fund does as they work ...

Online

Education - Return to 1616 Ecological Restoration Project

This is a comprehensive education package based on of the world's most exciting ecological restoration projects that is happening right now in Western Australia! It features interactive virtual tours, 3D skulls, videos, real-action inquiry projects, research projects, native animal educational card games and activities, ...

Video

Landline: Spinifex research

What does spinifex grass contain that might prove useful in modern buildings? Watch this clip and discover how Aboriginal knowledge, combined with Western science, is unlocking the potential of spinifex. Find out about this natural resource and how it could become a new, sustainable material for the building industry.

Video

Catalyst: Chemical pollutants toxic to whales

Explore how chemical pollutants affect the Antarctic food web. A scientist shows that baleen whales are consuming Antarctic krill contaminated by accumulated residues of persistent organic pollutants (POPs) from pesticides and industrial chemicals. Find out why these pollutants are concentrated at the Earth's polar regions.

Video

Four Corners: Ecological effects of bushfires

Did you know that Australia is the most flammable continent on Earth? Watch this clip to discover how bushfires impact natural ecosystems, and how the increasing global threat of bushfires may affect Australia. Australian scientists explain the ecological consequences of fire and a US expert describes his concerns for the future.

Video

Stateline: Saving the northern hairy-nosed wombat

Just what is going on with the northern hairy-nosed wombat? Find out why scientists are working hard to understand more about this elusive Australian mammal. Watch this clip to find out about the ecology of this wombat species and to view some field and laboratory research aimed at saving it. You will also see some footage ...

Video

Atoms Alive: Cells and energy

Cells are like chemical factories. Discover the different ways cells get energy to carry out their daily operations. Learn about the different types of metabolic processes inside cells, such as those that break down molecules to release energy and those that assemble building blocks to make more complex components.

Interactive

Environmental forensics at sea

The main screen shows a marine environment and research boat against a background of coastal hills and a fiord. There are two entry points for investigation: Phytoplankton clues and Sediment cores, containing five interviews with a scientist explaining how science investigations can be used as a forensic tool to investigate ...

Image

Marine scientist in the laboratory

This is a colour photograph of marine scientist Dr Miles Lamare. Dr Lamare is in his office at the Portobello Marine Laboratory at the University of Otago, New Zealand. On the desk behind Dr Lamare is the scientific equipment he uses to download data from electronic tags, which he attaches to sea stars.

Image

A leopard seal on ice

This is a colour photograph of a leopard seal ('Hydrurga leptonyx') lying on an ice floe. The seal is long and sinuous, and has a small head and a dark grey dorsal surface with a lighter grey underbelly. The seal has recently eaten, and blood from its kill can be seen on the ice.

Video

Catalyst: Coorong salinity

Imagine the mighty Murray River as it flows through South Australia and reaches the sea. Explore the consequences of drought and human activity while listening to Graham Phillips describe the effects of the Coorong's increasing salinity and the the associated threat to Adelaide's supply of fresh water.

Video

Sciencey: Will Australia have the last bees on Earth?

Bee populations around the world have started vanishing, in a process known as colony collapse disorder. Scientists have many ideas about what causes colony collapse, including one possible culprit: the varroa mite. Australia is one of the last places on Earth unaffected by varroa. Could this mean that Australia could have ...

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

BTN: South Australia's ancient sea fossils

Come on a palaeontologist's dig at Emu Bay, South Australia, and discover some weird-looking creatures frozen in stone. Find out what these fossils tell scientists about life on the ancient sea floor. There is a demonstration of how a fossil is formed, and you'll be surprised by the types of materials that have been preserved.

Video

What have we got here: mistletoe

This five minute snapshot video about the Australian native parasitic mistletoe debunks some myths associated with mistletoe. It explains the role that mistletoe plays in the ecosystem such as attracting birds, providing food for animals, protecting them from predators. The video also covers seed dispersal, germination ...

Text

The Invisible War: A tale on two scales

The Invisible War is a graphic novel set on the Western Front in 1916. The novel is an interdisciplinary text that includes a large science-history reference section (hyper-linked within the novel). Told from two points of view – human and microbial – the story describes a deadly infection by dysentery-causing Shigella ...