Robson on Climate Nonsense

The effect of additional CO2 on Eucalyptus saligna

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John Robson
Oct 01, 2025
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From the CO2Science archive: Our featured plant this week is a tree locally known in its native Australia as Sydney Blue Gum. It has green leaves, brown bark which becomes grey further up the trunk, and rose-coloured timber which is popular for flooring. No blue, apparently, which reminds us of the mystery of why Poa Pratensis is called Kentucky bluegra…

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