The next time you see a tree stump take a closer look at its rings. Every year most trees produce a light-coloured ring of spring growth and a dark-coloured ring of summer growth. If you count only one ring not both rings, you will be able to tell how old the tree was when it was cut down.
Strange fruit
Strange fruit Researchers have found that the number of flying
foxes being born with deformities in Queensland, Australia, is
increasing. They believe that the deformities are being caused by
bats eating foods which have been sprayed with pesticides or which
naturally contain chemicals that cause mutations. The flying foxes
are eating these different foods because of habitat destruction and
forest shrinkage. 21 NOVEMBER 1998, P. 15
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