Jay Honeck wrote:

It's those pesky variables (like a single volcano releasing the equivalent
of 400 years of man-made air pollution)

Volcanoes contribute about 110 million tons of CO2 per year, whereas
other sources ("other" means mailny man made) contribute about 10
billion tons/year.

Even worse, it's speculation driven by transparently political motives -- at
least here in the U.S.

Certainly. The oil industry has a huge interest in this and is spending
millions if not billions into publicity. Successfully, as it seems.

Stefan