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Listed under:  Science  >  Environmental management
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Catalyst: Would you eat insects?

A lot of resources go into the production of beef. For example, 20 litres of water is needed to produce just 1 gram of beef. In order to produce food more sustainably to feed an ever-growing population, some alternatives to protein have been suggested. What are some of these alternatives? Do you think they will ever replace meat?

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Foreign Correspondent: Cancun-style tourism

Tourism comes in many forms. Apart from being a holiday destination, Australia is also attracting business people and students. Find out how forecasts of future tourism numbers are made, particularly those from Asia. This clip also describes factors that threaten our tourism industry.

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Catalyst: Sustainable fish farming

There are already more people around the world who eat farmed fish than people who eat beef. With the world's population and demand for food increasing, why is it so important for us to farm sustainably? One fishery near Kakadu in the Northern Territory practises sustainable farming. Find out what makes this farm so sustainable.

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For the Juniors: Growing rice

What is your favourite way to eat rice? This clip shows how rice is planted, grown and harvested in many different countries (places in the world). View the different foods made with rice.

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The explorers’ diaries

When Sir Thomas Mitchell and Sir George Grey explored unknown regions of Australia in the 19th century, they found sophisticated examples of agriculture practised by Indigenous peoples. Writer Bruce Pascoe considers why Aboriginal agriculture, economy and civilisation were not taught to generations of Australians. Do you ...

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Catalyst: Coorong salinity

Imagine the mighty Murray River as it flows through South Australia and reaches the sea. Explore the consequences of drought and human activity while listening to Graham Phillips describe the effects of the Coorong's increasing salinity and the the associated threat to Adelaide's supply of fresh water.

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Foreign Correspondent: New dam, new house: The Mekong

The mighty Mekong river provides a way of life for millions of people, and is arguably the most important resource in the developing country of Laos. Discover how villagers are being relocated to make way for hydropower dams on this river, which stretches for nearly 5,000 kilometres from the mountains of Tibet to Vietnam. ...

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Foreign Correspondent: Damming the free and mighty Mekong

The Mekong has been a rare thing: a largely untouched and free-flowing river. Stretching for nearly 5,000 km from the mountains of Tibet to Vietnam's Mekong Delta, it has provided a way of life for millions of people and been an important trading route between south-western China and south-eastern Asia. In this clip from ...

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Walking on Aboriginal land

Benjamin Church works for the Royal Botanic Gardens Victoria. Watch as Ben welcomes visitors through the Welcome to Country ceremony. Why do people place leaves in the fire? What does that signify? As Ben takes his visitors through the Royal Botanic Gardens, he explains the importance of land to Aboriginal people.

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Foreign Correspondent: Power is money on the the Mekong

Discover why the Lao Government plans to build a hydropower dam at Xayaboury (Xayaburi) on the Mekong River and how neighbouring countries might react. The Mekong River Commission is attempting to maintain a balance for all users of the river. Find out why this is a difficult and complex task.

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Catalyst: What are modular farms?

Modular farms are flexible and self-contained systems that allow you to grow herbs and vegetables without the need for soil or sunlight. What are some advantages of modular farms? What may be some of the disadvantages?

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Catalyst: Growing avocados

Demand for certain kinds of food changes with time as people's tastes change. Avocados were not always popular, but in recent years their popularity has increased so much that supply cannot keep up with demand. Learn how stem cell scientists at the University of Queensland are leading the way in research that could cut ...

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Foreign Correspondent: Ethiopia's nomadic pastoralists doing it tough

In 2008, Ethiopia's famines just keep coming, fuelled by prolonged periods of drought, rising food prices and an increasing population. Listen to aid worker Valerie Browning in a program aired that year, as she describes how nomadic pastoralists living in the remote regions of Afar try to survive and make their livelihood ...

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Earthshots: satellite images of environmental change - Lake Chad, Africa

This resource is a series of satellite images of Lake Chad in Africa, showing its decline due to prolonged drought and increased water use from 1963 to 2003, accompanied by a text explanation, including a brief history of the lake. The text describes the geographical features of the freshwater lake, the effect of the region's ...

Online

Activity: don't waste energy poster

This is a web resource about conserving energy that provides a student activity accompanied by a teacher guide. The activity requires students to create a poster based on an energy saving tip. A student worksheet provides activity instructions, including a list of energy saving tips. The teacher guide suggests the posters ...

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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 ...

Interactive

Science under the microscope

A student-focused mobile web application that tests students? knowledge of the NSW Science curriculum. It will reuse videos and other components of 2010 Murder under the Microscope (Shockwave on the Shoreline) to provide a series of clues that unfold as the student answers science questions correctly. After receiving all ...

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For the Juniors: Making a rain gauge

How do you feel about the rain? This clip explains why rain is so important to farmers. You will see how to make a rain gauge and use it to measure how much rain falls. Farmers measure rainfall so they know when to do different jobs on their farms.

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Earthquakes

This is an online resource about current earthquake activity in Australia and the wider region. The resource provides a map and a satellite image of near real-time earthquake activity in the last seven days. Links on the map provide further details and information about individual earthquake events. The resource also contains ...

Interactive

Science Talk 2007: Melanie Bishop

An interview and laboratory tour with Dr Melanie Bishop, a benthic marine ecologist at the University of Technology, Sydney (UTS). Melanie talks to students from Epping Boys High School about her work studying benthic marine ecosystems and the animals that live there. Melanie shares insights into a career in marine biology.