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Video

Water recycling

This 11 minute video segment from Catalyst provides an excellent explanation of the processes involved in recycling sewage for an urban water supply. It also provides a range of opinions and concerns in an excellent debate on the topic.

Video

Argo floats

This minute video segment from Catalyst decade ago describes the Australian initiative, Argo, that has become a major international collaborative project to look at the world's oceans and help understand processes at depth - monitoring the pulse of the global heat balance and giving us vital information on the ocean's role ...

Interactive

Sampling Technique

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand some different methods of collecting animals in the wild. There is a two-question quiz and a summary slide.

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 ...

Text

Rehabilitation of a mine site

Find out how the landscape is repaired after open-cut mining. This is a PowerPoint presentation showing rehabilitation work carried out at the Ensham open-cut coal mine in central Queensland. The slides are predominantly pictorial and illustrate the processes of planning, removal and stockpiling of overburden, mining, surface ...

Text

Landforms from space

This is an online resource containing satellite images of nine distinctive landforms across Australia. The images, taken from the Landsat satellite series, are of the landforms: Roper River, NT; Lake Eyre, SA; Gulf Country, Qld; Channel Country, Qld; Cairns, Qld; Liverpool Plains, NSW; Snowy Mountains, NSW; Gippsland, Vic; ...

Image

Earthshots: satellite images of environmental change - Beijing, China

This resource is a series of satellite images of Beijing showing changes from 1977 to 2011 accompanied by a text explanation including a recent history of the development of Beijing. The text describes visible features such as the Inner City, the Forbidden City (Imperial Palace Museum), the Temple of Heaven, one of three ...

Interactive

Aim to sustain: Alien invaders

Students examine and respond to information on introduced species and their impact on the Australian environment. The resource includes videos, SMART notebooks, worksheets and links to further interactive resources. Students have the opportunity to compose and present persuasive texts. The resource includes support notes ...

Text

Sunfish seekers

This ABC In Depth feature article is an interesting and lengthy account of this highly unusual fish and the reason it is threatened, despite its enormous reproductive capacity. Issues with difficulty in tracking these animals and the need for further research are explained.

Video

Coal Gas

This 12 minute video segment from Catalyst outlines how for decades, scientists have worked to develop technologies that can unlock the energy from coal while reducing the risks of digging it up and burning it. Now entirely new industries are booming as they tap into coal seams either too gassy or too deep to be mined by ...

Interactive

Aim to Sustain

Students identify and explore ways in which human activity can threaten biodiversity and the health of our planet. Students are encouraged to take positive action to promote sustainability. The four resources: Get the message, Help a habitat, Alien invaders and A world of difference include videos, SMART notebooks, worksheets ...

Video

Giant Cuttlefish

This 12 minute video segment from Catalyst outlines the fascinating and unique features of the giant cuttlefish and its mass breeding at Point Lowly. Then it explains how scientists have determined the vulnerability of this species- the fact that the eggs are sensitive to high levels of salinity and the fact that they die ...

Video

Dingo secrets

This 9 minute video segment from Catalyst shows a biologist is finding out about how a family of multi-coloured dingoes is challenging our very idea of these animals. Technology has been invaluable in learning how young dingoes are taught adult behaviour and survival behaviours of the pack.

Video

Cloud seeding

This nine and a half minute video segment from Catalyst describes how researchers from Monash University have hard evidence that cloud seeding can produce good amounts of extra rainfall. Data collected over a long period of time has give hope to scientists and environmentalists who are trying to reduce the impacts of droughts ...

Video

Artificial shark birth

A five and a half minute video segment from Catalyst that explains why Grey Nurse Sharks are in danger, especially on Australia's east coast where only a few hundred individuals are thought to exist. However, in a world first, researchers at the NSW Department of Primary Industries have built an artificial uterus, which ...

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. ...

Video

Landline: Improving crop production in Timor-Leste

Explore the challenges to basic survival that farmers in the agricultural regions of Timor-Leste (East Timor) face. Discover how the 'Seeds of Life' program works to improve the selection and planting of successful crops that have higher yields. See how these first steps are helping to address rural poverty in the nation.

Video

Foreign Correspondent: Prehistoric evidence

Beneath the Yucatán Peninsula in south-eastern Mexico exists a karst aquifer, the largest underground river system in the world. Discover its deep caverns, which have been perfectly preserved for thousands of years, complete with prehistoric remains.

Video

Foreign Correspondent: Mesoamerican Reef threatened

The Mesoamerican Reef, just off the shore of Mexico's Yucatán Peninsula, is under major threat. Listen to oceanographer Roberto Iglesias-Prieto explain how untreated wastewater affects the underground river system and the reef.

Video

Catalyst: Megafauna fossils

Travel back in time in outback Australia and investigate the giant lumbering beasts of the past - the megafauna. Visit a fossil site in Cuddie Springs, New South Wales, where megafauna bones have been discovered. Explore the connection between Aboriginal peoples and megafauna, and theories for the extinction of Australia's ...