Study says global warming caused by CFCs interacting with cosmic rays, not carbon dioxide

From the University of Waterloo, an extraordinary claim. While plausible, due to the fact that CFC’s have very high GWP numbers, their atmospheric concentrations compared to CO2 are quite low, and the radiative forcings they add are small by comparison to CO2. This may be nothing more than coincidental correlation. But, I have to admit,…

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Unadjusted data of long period stations in GISS show a virtually flat century scale trend

Temperature averages of continuously reporting stations from the GISS dataset Guest post by Michael Palmer, University of Waterloo, Canada Abstract The GISS dataset includes more than 600 stations within the U.S. that have been in operation continuously throughout the 20th century. This brief report looks at the average temperatures reported by those stations. The unadjusted…