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• TLF-IDM016239

Scientists are not complacent. We still have a lot to learn about the water cycle. The discovery of glacial lakes under the ice in Antarctica actively transporting water between reservoirs was a surprise. These lakes can be up to 3km beneath the ice sheets. The pressure of the ice above helps to melt the ice, forming lakes. ...

• TLF-IDM012513

This PDF unit of work is one of a series of resources accessible by searching the list in the series.It includes two teaching and learning sequences: 'Water journeys' focuses on the water cycle, and 'Pure water' focuses on the processes and people involved in creating and managing drinkable water. It provides Australian ...

• TLF-IDM012701

This resource is a Bureau of Meteorology (BOM) web page describing the system of warnings of tsunami threats to Australia's coastline and offshore territories. The resource explains the role of the Australian Tsunami Warning System (ATWS) project, and the Joint Australian Tsunami Warning Centre (JATWC) operated by Geoscience ...

• TLF-IDM012555

This is an online resource about the causes of volcanoes, part of a larger resource about volcanoes. It includes sections on the Earth's tectonic plate margins spreading, the Earth's tectonic plate margins subducting, and predicting volcanic eruptions. The image at the top of the screen illustrates the inside workings of ...

• TLF-IDM012700

This resource is a Bureau of Meteorology (BOM) web page that provides warnings to the Australian community of tsunami threats to Australia's coastline and offshore territories. These warnings are issued by the Joint Australian Tsunami Warning Centre (JATWC) operated by Geoscience Australia and the Bureau. The resource shows ...

• TLF-IDM021442

Before you start writing any article, one of the first things you need to ask yourself is "Who's my audience?" Answering this question will help you decide if you should use a formal or an informal writing style. This resource explores this and other questions to be answered before writing, such as 'What's the best way ...

• TLF-IDM016135

This ABC article by Dr Karl addresses the question: will we one day be able to power cars with water? The chemical reactions involved in the formation and decomposition of water are described. Energy transformations are explained. A very useful resource to get students thinking.

• TLF-IDM016153

Scientists have confirmed the presence of water on the moon. Rather than occurring in rivers or lakes, water is found sparsely mixed amongst rocks. It's suggested the water came from comets, or the combination of incoming protons with oxygen. Jonathan Nally described the latest experiments where spacecraft will be sent ...

• TLF-IDM016584

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 ...

• TLF-IDM013847

This resource is a series of satellite images of Singapore showing changes from 1973 to 2009 accompanied by a text explanation and a brief history of Singapore from British colonisation in 1819. The images and text together chart changes over time such as the destruction of the original tropical rainforest apart from small ...