Carbon is the sixth element in the periodic table. It is unique among the elements in the vast number and variety of compounds it can form.

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Many reasons have been put forward for John Howard’s failure to win the 2007 election—negative reaction to WorkChoices, his refusal to abdicate in favour of Peter Costello, even a sense that he had just been in power too long—but there was another issue which suffused the Opposition campaign and which played a major part in persuading voters: climate change, in particular the recent drought.

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Sometime after the Soviet Army had crushed the Dubcek regime in Prague in 1968, our great cold-war warrior, Frank Kopfelmacher, was described by his opponents in condescending and patronising tones as a “threat expert”.

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