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About bioenergy

This resource is a web page that includes information on clean energy sources including generating electricity using waste organic matter (biomass). Using sugar-cane offcuts as an example, the resource gives a brief description of one way in which organic waste can be used to generate electricity. It defines the terms bioenergy, ...

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Marine trophic pyramid

This image displays a type of diagram known as a trophic (or ecological) pyramid. This example depicts the organisms and the matter and energy flows in a typical marine ecosystem. The diagram shows six levels of organisms from primary producers through to the top carnivores, arranged in a pyramid. Also represented is the ...

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A large 'dumbo' octopus

This is a colour photograph of a 'dumbo' octopus ('Grimpoteuthis sp'). The dumbo octopus is large and dark reddish in colour, shading to a lighter colour on its tentacles. The octopus has a head area, which forms the main mass of its body, distinctive 'ears' and two white patches. Seven of the eight tentacles are shown; ...

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Simple ecosystem diagram

This is a colour graphic representing the energy and nutrient flow in a simple food chain. The Sun and organisms making up the food chain are represented in diagrammatic form. The graphic is labelled and a key to the colour-coding of energy and nutrient flows is included.

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About wind energy

This resource is a web page containing information about using wind energy to generate electricity. It gives a brief description, with an annotated diagram, of how a wind turbine is used to generate electricity, and provides information about wind energy production and use in Australia. There is a link to a printable PDF ...

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About hydroelectricity

This resource is a web page contains information about generating electricity using the energy of flowing water. It gives a brief description, with an annotated diagram, of the way in which the potential energy of water in a dam can be used to drive a turbine to generate electricity. It also provides information about hydroelectric ...

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Gooniyandi seasons calendar

This is the Mingayooroo - Manyi Waranggiri Yarrangi, Gooniyandi seasons calendar developed by people of the Gooniyandi language group of the Kimberley in collaboration with CSIRO. The resource consists of an introduction, a richly illustrated calendar and related links. The introduction contains information about the people’s ...

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Large rock lobster

This image is a colour photograph of a rock lobster found in New Zealand. It is commonly referred to as a spiny lobster or crayfish. The lobster has two small eyes, ten legs and two long antennae. Its carapace is mainly orange, with patches of dark spots on its legs. The lobster is resting on a rocky seabed, surrounded ...

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About solar thermal energy

This resource is a web page containing information about using the Sun's heat to generate electricity. It gives a brief description, with an annotated diagram, of focusing the Sun's rays with mirrors to heat a liquid to create steam, which can be used to drive a turbine to generate electricity. It also provides information ...

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The USGS Water Science School

This resource is a website with extensive information about water, including the water cycle, water properties, surface water and groundwater, droughts, floods and tsunamis, and water quality. It also includes a section on hydroelectricity. There is an emphasis on data from the USA. The resource includes a photo gallery, ...

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Places we protect

This is a rich, multilayered resource about 35 protected Bush Heritage reserves throughout Australia. The resource includes a map of Australia that displays the locations of the 35 reserves. Each location is linked to important information and images including: quick facts; visiting information; the animals, plants and ...

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The German Club in Adelaide decorated for Hitler's birthday, 1939

This is a black-and-white photograph that shows the German Club in Adelaide decorated for a celebration of the 50th birthday of the German Fuhrer (leader) Adolf Hitler. The photograph, which was taken on 20 April 1939 just five months before the start of the Second World War, shows a flight of flower-adorned steps leading ...

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'Panorama of Challicum, No. II', c1850

This is a watercolour measuring 16 cm x 24.5 cm showing the Victorian squatting runs Challicum and Yalla-y-poora from a south-south-westerly viewpoint. In the midground is the yellow grassland of the Fiery Creek plains, gum trees dot the countryside and the distant bluish mountain is Mount Weejort. Two emus are shown in ...

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The 'Southern Cross' reaches Sydney, 1928

This is a black-and-white photograph of the 'Southern Cross' biplane arriving in Sydney and being greeted by reporters and photographers and a large contingent of police after the record-breaking flight of Charles Kingsford Smith and his crew across the Pacific. Signed portraits of the crew are superimposed upon the photograph, ...

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'Panorama of Challicum, No. V', c1850

This is a watercolour measuring 16.6 cm x 25.7 cm showing a mounted man, possibly the squatter Harry Thomson. Two dogs run behind him as he rides along a meandering trail left by wagon wheels. Forests stretch away behind and native gums dot the Challicum Hills which rise out of the forest treetops. The artist, Duncan Cooper, ...

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'Panorama of Challicum, No. VI', c1850

This is a watercolour measuring 17.2 cm x 26.2 cm showing the twin peaks of Mount Langi Ghiran rising behind the smaller tip of Conical Hill. Two distant mountains on the right are Ben Nevis and Mount Buangor. A camp of Indigenous Djapwurrong people, consisting of two bark and wood dwellings, is situated on the edge of ...

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'Panorama of Challicum, No. VII', c1850

This is a watercolour measuring 15.7 cm x 24.4 cm, showing a mounted man herding a small group of cows past scattered native bush and trees, beneath the backdrop of the Mount Cole ranges. The artist, Duncan Cooper, included this painting as the fifteenth watercolour in his field sketchbook and inscribed the title 'Panorama ...

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'Panorama of Challicum, No. VIII', c1850

This is a watercolour measuring 15.8 cm x 24 cm showing the vast, yellowing Challicum plains with grassfires burning smokily in the distance. A flock of sheep is being watched by a shepherd and dog. The artist, Duncan Cooper, included this painting as the sixteenth watercolour in his field sketchbook and inscribed the title ...

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'Panorama of Challicum, No. IX', c1850

This is a watercolour measuring 15.7 cm x 24.3 cm showing the vast yellow-and-green Challicum plains. In the distance a flock of sheep, watched by a shepherd and dog, is moving into temporary wooden yards. Among gum trees, to the right of the yard, is the homestead. The artist, Duncan Cooper, included this painting as the ...

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'First grave at Challicum, 1847'

This is a watercolour measuring 12.8 cm x 16.6 cm showing a grave and headstone beside an old gum tree and five smaller trees, with a post-and-rail fence behind. Distant blue hills in the background are the Challicum Hills in Victoria. The artist, Duncan Cooper, included this painting as the twentieth watercolour in his ...