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Listed under:  Science  >  Life  >  Ecosystems  >  Biogeochemical cycles  >  Nutrient cycles
Video

The New Inventors - Series 1 Episode 8, 2004: Modern alchemy

This clip shows a segment from the television series 'The New Inventors' featuring an inventor, John Walker, who describes two of his inventions - the TumbleTainer and the VermiTainer, which together turn landfill into compost. The clip shows the TumbleTainer (a very large container that is rotated mechanically), a bio-filter ...

Image

Redworm on soil

This is a colour photograph of a redworm or tiger worm ('Eisenia foetida') lying on the soil surface. The worm is reddish brown with prominent darker bands on the body. There is a white girdle-like structure towards one end of the body. The worm does not have a clearly defined head or tail.

Image

Apple and orange with rotten parts

This photograph shows a golden delicious apple and an orange. The apple has a soft, brown rotten portion. The rotting section of the orange is green with a white centre.

StillImage

'Watersmart: garden and homes rebate scheme' brochure, 2003

This is a colour brochure promoting domestic water conservation in gardens and homes. It was published by the Victorian Department of Sustainability and Environment in October 2003. The cover shows a man selecting a water-efficient showerhead, and a woman in the background also looking at showerheads. Text on the cover ...

Moving Image

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.

Moving Image

Soil: healthy dirt makes healthy plants

Have you ever taken a close look at the ground you walk on? Explore the hidden world of soil, a 'life-support system' for plants. Find out what soil is made of and what lives within it. Discover how and why you should improve your soil.

Interactive resource

Explore soil [no spoken instructions]

Explore a soil scene. Select living things and weather features and see their impact on the soil. Look at the interactions between animals, plants and soil. Follow instructions on how to build a soil environment at home.

Interactive resource

Water types [no spoken instructions]

Test water samples for salinity levels and sediment content. The samples have been collected from five different places: dam, stream, river, river mouth and ocean. Compare the water properties, then match the samples with their original locations.

Interactive resource

Explore soil [includes spoken instructions]

Explore a soil scene. Select living things and weather features and see their impact on the soil. Look at the interactions between animals, plants and soil. Follow instructions on how to build a soil environment at home.

Interactive resource

Water types [includes spoken instructions]

Test water samples for salinity levels and sediment content. The samples have been collected from five different places: dam, stream, river, river mouth and ocean. Compare the water properties, then match the samples with their original locations.

Image

Shitake mushrooms growing in cave

This colour image is a photograph of two small brown shitake mushrooms ('Lentinula edodes') growing on a pillar of compost. The mushrooms are growing in a cave environment in France's Loire Valley. These caves have been used as people’s homes over the ages and some are still in use today.

Image

Illustration of a marine food web

This illustration uses arrows to show how nutrients move through some organisms in a marine environment. The illustration contains producers and consumers, and a decomposer - a tube worm.

Image

Adult springtail on soil

This is a colour photograph of an adult springtail, in soil. The animal is small, possibly less than 6 mm in length. It is colourless and translucent, with six legs and a hard segmented body.

Teacher resource

Photosynthesis and respiration: teacher resource

This teacher resource provides a range of possible activities that cover aspects of the science continuum for the flow of energy and flow of matter in an ecosystem. This teaching resource provides a range of classroom activities that explore the concept of the flow of energy and flow of matter in an ecosystem, specifically ...

Teacher resource

Photosynthesis and respiration: learning sequence

This learning sequence introduces photosynthesis and respiration. Students explore the roles of photosynthesis and respiration. They compare the differences between these two processes. They explain how energy moves through an ecosystem and some implications of the carbon cycle.

Teacher resource

Science in the news: learning strategy

This professional learning resource provides illustrations of how real-world examples of the application of science can be incorporated into teaching practice. For this learning strategy, science articles provide stimulus materials for developing students' understanding of important science concepts and processes related ...

Interactive Resource

Marine ecosystem

This is an interactive diagram of a New Zealand marine ecosystem. Selecting labels brings up a small screen with text and an image or a video. The interactive examines a simplified marine food web looking at the most significant components.

Moving Image

Vegetables Victoria: soil health

This video of 6.5 minutes includes interviews with vegetable growers who have been in the industry for a long time, talking about the development of fertiliser practices from collecting manures and spreading them by hand to the use of chemical fertilisers. The farmers talk about the extra benefits of manures for soil health ...

Moving Image

Calculate your compost

Watch this clip and learn how to make the best use of your fruit and vegie scraps. What are the three uses Costa suggests? JP Williamson says that, on average, households produce 2.3kg of compostable food waste per week. Can you use this figure to calculate how much food waste your street produces each week? Using your ...

Interactive Resource

Environmental intelligence unit

This is an interactive web-based game aimed at teaching concepts of sustainability and environmentalism. An introductory video outlines problems resulting from rising rates of pollution. The game consists of four missions that require students to make choices about reducing, reusing and recycling to discover the missing ...