Dept. of Geology, Western Washington University, Bellingham, WA
In a paper entitled “Current global warming appears anomalous in relation to theclimate of the last 20 000 years,” Svante Björck claims that, over the past 20,000 years, there have been no world-wide, synchronous, climate changes until recently and that shows CO2 must be the cause of recent global warming. He claims that:
It is, however, virtually impossible to find evidence for globally synchronous climateevents with the same climate signature, for example warmings or coolings.” “When