Carbon dioxide in the atmosphere is a natural phenomenon caused by volcanoes and is not responsible for climate change, a scientist has claimed.

Professor Ian Plimer, a geologist from Adelaide University, argues that a recent rise in temperature around the world is caused by solar cycles and other "extra terrestrial" forces.

CO2 is not causing global warming

October 2009: Third coldest October on record

October 2009: Third coldest October on record

18 inches of October snow expected -- over 24 inches actually falls!

18 inches of snow expected in Denver in October!

Poll: Americans more skeptical about global warming

only 57 percent believe there is strong scientific evidence that the Earth has gotten warmer over the past few decades ... That's down from 77 percent in 2006

Quiet Atlantic hurricane season

Despite Al Gore's dire predictions, 2009 continues the trend of uneventful hurricane seasons:


Quiet Atlantic hurricane season

Record Cold temperatures in Idaho

Record cold temperatures in Idaho threaten potato crop

Record cold in Montana

Record cold in Montana