Managing to save fuel
Fuel economy is a matter of concern to both the cost-burdened motorist and the nation trying to make its fuel supply last. Yet on a nation-wide scale the fuel economy of Australia's motor vehicles appears to be falling steadily.
Ants’ homes: built to last
At first glance, the nest of a colony of red meat ants looks a careless affair, resembling a spill of gravel from a passing truck. Yet some nests are almost certainly veritable antiques, whose age can only be guessed at but must be measured in centuries.
In praise of bats
Without a great deal of searching, bats can be found in just about every part of Australia. Most people don't bother to look. They are content to note a shape flitting around a street light or skimming over water. If a bat should happen to fly into their home in pursuit of insects they quickly make it unwelcome.
Renewable energy index
The latest issue (number 3) of the Australian Renewable Energy Resources Index (ARERI) is now available. It gives a complete index of all papers published in Australia, or by Australian authors in overseas publications, dealing with renewable energy resources.
Two recently published booklets provide a much-needed bridge between the world of common names and that of scientific nomenclature. One indexes common plant names against their scientific equivalent (and vice versa); the other does the same for insects.
Signs of wombats from space
During a land resources survey of South Australia, two CSIRO scientists were intrigued by a great number of conspicuous white patches on Landsat satellite images of the southern fringes of the Nullarbor Plain. The patches ended sharply at a straight line marking the location of a vermin-proof fence.