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About marine energy

This resource is a web page containing information about using the ocean's currents, tides or waves to generate electricity. It gives a brief description, with annotated diagrams, of one system that uses the movement of water to push hydraulic pistons which drive turbines. It also provides information about the potential ...

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Map of ocean gyres

This is a colour map showing the Earth's main ocean gyres - mounded circular currents - and the Antarctic circumpolar current. Segments of each gyre are colour-coded to show cold and warm currents.

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Common bottlenose dolphins, 'Tursiops truncatus'

This is a colour photograph of a small pod of common bottlenose dolphins ('Tursiops truncatus') swimming in the ocean. This photograph was taken in Fiordland, New Zealand, where a specialised group of common bottlenose dolphins live within the fiords. (Classification - Phylum: Chordata; Class: Mammalia; Order: Cetartiodactyla; ...

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Bryozoan skeletons in acidic solution

This is a colour photograph of two tubes, each containing bryozoan skeletons in acidic solution. The photograph depicts a scientific experiment investigating the effect of different pH levels on bryozoan skeletons. (Classification - Phylum: Bryozoa)

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Water molecule showing polarity

This is a colour graphic representation of a water molecule. It depicts the structural formula of water superimposed on a space-filling model and an electron-density isosurface. The diagram is colour-coded to show the dipole nature of the molecule.

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Preserved colony of bryozoans

This image is a colour photograph of a preserved colony of bryozoans. Bryozoans are colonial carnivorous animals about 1 mm long and 0.25 mm wide that live in calcareous skeletons. The colony shown has a branching structure with many filament-like structures extending from the main branches, reminiscent of moss or coral.

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Black coral

This is a colour underwater photograph of black coral. The coral is a light green colour with a black tree-like skeleton. Some small fish are swimming nearby. (Classification - Phylum: Cnidaria; Class: Anthozoa; Order: Antipatheria.)

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Taking ocean samples

This is a colour photograph of marine scientist Dr Candida Savage taking samples from the ocean off Stewart Island, New Zealand. In the image, Dr Savage appears to be placing samples into microtubes and placing the microtubes into a microtube storage container. Dr Savage is sitting on a jetty by the ocean.

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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.

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Surface currents in the Tasman Sea

This is a colour map of the region around the Tasman Sea showing the ocean currents that influence the climate of south-eastern Australia and New Zealand. Different colours are used to identify warm and cold currents.

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Cotton Australia photo library

This is a library of freely reusable photos and videos of the modern Australian cotton industry. Photos and videos are of the farms, practices, crop and the technology used to grow and process the cotton crop. They include the plant at various stages, flowers, bolls, farm machinery like pickers and seeders, bales and cotton gins.

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Downloading data from animal tags

This is a colour photograph of a scientist in a laboratory using a laptop computer to download data from electronic animal tags. To the right of the computer is a specialised communication box into which the electronic tag is placed. The scientist in the image is Dr Miles Lamare, a marine biologist involved in sea star ...

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Working among vegetation on Antarctica

This is a colour photograph showing a scientist walking across the rocky surface of one of the Dry Valleys of Antarctica. In the foreground, patches of moss and lichen can be seen growing around a shallow stream of meltwater.

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'Anhanguera blittersdorffi'

This is a model skeleton of 'Anhanguera blittersdorffi', a flying reptile with a wingspan of 4 m. It was a member of the pterosaur group, carnivorous flying reptiles with skin-covered wings.

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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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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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About geothermal energy

This resource is a web page that includes information about generating electricity using the heat from beneath the Earth's surface. It gives a brief description, with an annotated diagram, of pumping water deep underground to extract heat from hot fractured rocks, and using the steam generated to drive a turbine. It also ...

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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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Forest learning: How is carbon stored?

This resource is a ten-page pdf produced by Forest and Wood Products Australia about the role forests play in reducing climate change. It includes sections on: properties of carbon; how carbon is cycled in ecosystems; the chemical formula for photosynthesis; and calculating CO2 stored in trees. The resource also includes ...

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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 ...