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Listed under:  Science  >  Life  >  Plant structure and function
Audio

Cholera's prevention preferable to its cure

This ABC article by Dr Karl describes in detail aspects of how water balance occurs with some interesting examples of when things go wrong. He then outlines the disease, cholera and how it is associated with bacteria carried by water and the disruption to our water balance. Dr Karl looks at the causes and effects of cholera ...

Audio

Killer cholera begins where other diseases end

This ABC article by Dr Karl continues his examination of the causes, effects and treatments for cholera. A good explanation of how the body responds to the disease cholera and when healthy, maintains a balance in its absorption of water through the digestive system. The historical background to developing treatment for ...

Video

Turtles

This 7 minute video segment from Catalyst describes the risk factors that impact on turtle survival. Protecting the future of turtle populations on the Queensland coast has been the life's work of Col Limpus for the past 40 years. His efforts have included research and reducing predation from foxes and entrapment in trawler nets.

Online

Vitamania: vitamin profiles

Most people know that vitamins are an essential daily requirement for a healthy life, but few people really know how or why. Vitamins need to be examined individually to understand and appreciate their differences and specific importance to our bodily functions. This lesson plan with supporting video clips, introduces students ...