Appearing before the Commons Committee on Environment and Sustainable Development last year (2005), Carleton University paleoclimatologist Professor Tim Patterson testified, "There is no meaningful correlation between CO2 levels and Earth's temperature over this [geologic] time frame. In fact, when CO2 levels were over ten times higher than they are now, about 450 million years ago, the planet was in the depths of the absolute coldest period in the last half billion years." Patterson asked the committee, "On the basis of this evidence, how could anyone still believe that the recent relatively small increase in CO2 levels would be the major cause of the past century's modest warming?"
Patterson concluded his testimony by explaining what his research and "hundreds of other studies" reveal: on all time scales, there is very good correlation between Earth's temperature and natural celestial phenomena such changes in the brightness of the Sun.
As of 2007, Patterson has published over 120 articles in peer-reviewed journals. His research emphasizes the dynamics of climate and sea level change through the last few thousand years. He also studies the environmental impact of land use change in agricultural and urbanized settings. In several recent publications he has presented evidence that cosmoclimatological drivers are the primary driver of climate change. He has stated that as a result of his research, he is sceptical of many of the climate change scenarios projected by the IPCC. In recognition of his research efforts Patterson was awarded a 2002-2003 Carleton University Research Achievement Award for 'outstanding research'.
http://www.canadafreepress.com/2006/harris061206.htm
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