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	Issue 10

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Getting to grips with regional planning
How do you set about planning the best way to use land in an increasingly populous region? Here is a problem with which the Division of Land Use Research has been grappling for the last 4 years. Its studies, known as the ‘South Coast Project’, have been concentrated on Eurobodalla Shire — a pleasant tranquil area sandwiched between the coastal scarp and the Pacific Ocean on the New South Wales South Coast.
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Helping the metal extractors save energy Ever since the Bronze Age, metals have been an essential part of Man's culture. We still make most of our necessary tools of metal. But metals also form today's inessentials — such as drink cans and cooking foil. Download Article

Beautifying Melbourne’s western edge
Any traveller flying into Melbourne Airport at Tullamarine will notice that much of the land to the west of the city is very short on trees. Most of it is flat too. The area, sometimes known as the Keilor plains, is so harsh that it had few trees on it when the first European settlers arrived. In fact, it's hard to get trees to grow even when they are planted.
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If the sun no longer shone? What would happen to the earth's atmosphere if the sun stopped shining? That's hardly the most pressing question facing the world; the sun has thousands of millions of active years ahead of it. Download Article

Kosciusko’s alpine flora Travel up to Mt Kosciusko, Australia's highest peak, at the end of January. Usually you will be rewarded with one of the most magnificent wildflower displays in the world. Download Article

Insects against water hyacinth Pretty blue water hyacinth has been in the news quite a lot in recent months. In eastern Australia it has the authorities worried. Download Article

The ‘colour’ of pollution Each week, Dr Rangnath Kulkarni of the CSIRO Division of Atmospheric Physics has been taking water samples from Mordialloc, Carrum, Frankston, and other beaches of Melbourne's Port Phillip Bay. He is evaluating an optical test that gauges the ‘colour’ of a water sample as seen by ultraviolet rays. Download Article

Termites turn the nutrient cycle
Nobody loves termites, or ‘white ants’ as we often call them. They are regarded as pests — and not without reason. After all, here in Australia they cause millions of dollars' worth of damage each year to houses and other buildings, bridges, railway sleepers, telegraph poles, and forests. And it's not only here that they're bothersome. The United States also spends some $200 million controlling them and repairing the damage.
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Charging the atmospheric heat engine Flat, uniformly grassed, monotonously level for kilometre after kilometre — that describes the country near Conargo, in the Riverina district of New South Wales. Download Article