Wednesday, April 30, 2008

Global warming? Scientist says Earth is cooling

Climate change is again in the spotlight, with a leading Australian scientist challenging dire predictions of global warming.

That follows the biggest single year temperature change on record - a drop of point seven degrees in the year to January.

Geophysicist Philip Chapman says he's not convinced by the current arguments on global warming - and says the drop is due to a slowdown in sun spot activity.

“If the sun spot cycle is delay, as it has been then the chances are excellent that the period of several decades of cooling.

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