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.