Claim: Humanity is compressing millions of years of natural change into just a few centuries

Tallbloke's Talkshop

Fine summer weather [image credit: BBC] How many millions of years might that be then? Two, apparently: CO2 level ‘is greater than at any time in at least the past 2 million years’. What about earlier times? The caption to the first photo in the article reads: ‘The near future may be similar to the mid-Pliocene warm period a few million years ago.’ So natural variation is confined to history, and/or dependent on volcanoes? The article asserts: ‘the last warm period between ice ages peaked about 125,000 years ago—in contrast to today, warmth at that time was driven not by CO₂, but by changes in Earth’s orbit and spin axis.’ Now orbital factors have also switched themselves off? And so it goes on: our climate models say…
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Many numbers are swirling around the climate negotiations at the UN climate summit in Glasgow, COP26, says Phys.org.

These…

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