Originally posted on Financial Post:
The IPCC and others blame CO2 for increases in sea levels, ignoring evidence that shows the sun to be the cause
For many years we have been told that global warming is unprecedented over the past 100 years, that human industrial activity is by far the dominant driver of 20th century climate change, and that nothing else is important.
Years ago, I too accepted this idea. After all, it came from the Intergovernmental Panel on Climate Change (IPCC), which was supposed to summarize the leading consensus on the subject. Having grown up in a solar house, it also naturally fit my environment-friendly background.
However, a casual question back in 2000, from a colleague while I was doing post-doctoral work at the Canadian Institute for Theoretical Physics at the University of Toronto, led to surprising revelations on climate change. My colleague, an astrophysicist, asked me how cosmic rays from supernovae could…
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