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Listed under:  Science  >  Environmental management
Audio

Choleric waters still run deep with disease

With 884 million people globally not having access to clean drinking water, it comes as no surprise that cholera keeps on killing. Dr Karl explains arguably the most important medical discovery of the 20th century. An excellent resource for the understanding of why cleanliness of water is fundamental to the control of infectious ...

Audio

Killer cholera begins where other diseases end

This ABC article by Dr Karl continues his examination of the causes, effects and treatments for cholera. A good explanation of how the body responds to the disease cholera and when healthy, maintains a balance in its absorption of water through the digestive system. The historical background to developing treatment for ...

Audio

Solar thermal electricity

This program gives an update on research into solar thermal electricity. Liddell Power Station in the Hunter Valley, NSW is a hybrid power station using solar energy to pre-heat water and so reduce the use of coal and the production of carbon dioxide. Some scientists claim that harnessing the solar heat in an area 50km ...

Audio

Andy Thomas speaks of Australia's space program, 2008

This is an edited sound recording of Australian astronaut Andy Thomas, discussing what he regards as a lack of Australian investment in a space program. Thomas outlines why he believes a country such as Australia needs a space program as a part of its 'basic infrastructure'. The recording was made in August 2008.

Online

Making a small wicking bed

Making and planting a small wicking bed is a fulfilling activity. It upcycles materials, building awareness of waste and reuse. The completed wicking bed can suit small spaces – such as a balcony – demonstrating that even small spaces can be used to produce food. Its small size allows children to take ownership of its maintenance. ...

Online

Making a large wicking bed

Wicking beds are a fantastic invention, allowing crops to be watered more efficiently. Making a large wicking bed does involve a few steps and some preparation, however the benefits of this extra effort are water conservation, improved plant growth and better crops. The design of the wicking bed also provides opportunities ...

Online

Getting the buzz on bees and other beneficial insects

We’re going to investigate insects! Explore your outdoor surroundings to see if your habitat is home to bees and other beneficial insects. Use the field guide to help you get the buzz on bees and other local insects. OUTCOMES: For children to look closely for beneficial insects outdoors and identify those which are present; ...

Online

Creating a yarning circle: connecting to Landcare

This activity is designed to help you make connections with your local Landcare or environmental group and facilitate a partnership with these organisations. It is part of a sequence of 8 individual learning activities designed to support the use of yarning circles. OUTCOMES of this learning activity are for children to: make ...

Online

Creating a yarning circle: background

This activity introduces children to the idea of a yarning circle and its importance in First Nations Culture. It is part of a sequence of 8 individual learning activities designed to support the meaningful use of yarning circles in learning environments. OUTCOMES of this learning activity are for children to: understand ...

Video

Stellar scintillation

This resource explores a concept belonging to the Meriam (Mer) people of the Torres Strait who have long understood the importance of stellar scintillation to their lives. and the ways it can prove useful in understanding our environment. This activity involves watching a video of an elder playing a Meriam star song and ...

Online

Creating a beneficial garden: planting

Planting flowers with food crops increases biodiversity, and is known as beneficial planting. Beneficial planting not only makes our garden beds look more attractive to us, it also makes gardens look more attractive to pollinators and predators, which in turn, help to fertilise and protect crops from pest invertebrates. ...

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Geography: Landscapes and Landforms

Join Shona from Geoscience Australia and explore the formation of Australia's coastal, desert and mountain landforms and landscapes.

Online

Soil – more than just dirt!

Explore different soil textures and discover their various properties. Through simple soil testing, children will learn to appreciate the true value soils have in helping plants grow. The learning outcomes of this activity are for children to: - understand how soil texture influences the amount of water and air it holds - ...

Online

Creating a food garden: site assessment and mapping

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 learning activity are for children to understand more about the ...

Online

Creating your own potato chips: growing

This learning activity will teach children to grow, cook and market their own brand of potato chips. The first step is growing our potatoes! This learning activity is the first part of a sequence of 3 individual learning activities focused on creating your own potato chips. The order of these learning activities are: growing, ...

Video

Catalyst: Advances in nuclear power technology

Imagine our world if nuclear power generation could be made safer. Discover how Chinese scientists have developed a new nuclear reactor that reduces the chances of the reactor overheating to the point of meltdown. To do this the pebble bed reactor uses advances in technology to replace the traditional water-cooled system. ...

Video

ABC News: Supporting sustainable farming

Consider the vast land that is Australia. How might we, as a community, help to keep our land sustainable? Explore the ideas put forward by Professor Peter Cullen and Dr John Williams in response to the continuing drought conditions of 2003. What role could city dwellers play so that farmers could better care for the land?

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Catalyst: Water through cracked soil

Watch scientists investigate water movement through soil that has been cracked by drought. Australian scientists demonstrate a new way to investigate how water moves through the cracks using electrical probes to measure soil moisture at different soil depths. This technology could help farmers more efficiently irrigate ...

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Catalyst: Waves supply nutrients to marine ecosystems

Dive through the marine kelp forests off Australia's western coast and discover how ocean waves help cycle nutrients to sustain the plants and kelp forests of marine ecosystems.

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Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...