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First the link to this week's complete list as HTML and as PDF.
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All the answers to my question three weeks ago were unanimous (n=0). So this ends my "aktuelles" category. From now on these list will only contain what I want to archive permanently, except perhaps when I feel I really need to comment on something current.
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If, as Hull et al. claim, most of the carbon dioxide outgassing preceded the asteroid impact ending the Cretaceous, then the effect of all that gas on both climate and life was surprisingly small and strongly buffered by environmental feedbacks.