TIL that in the 1830s the Swedish Navy planted 300 000 oak trees to be used for ship production in the far future. When they received word that the trees were fully grown in 1975 they had little use of them as modern warships are built with metal.

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Maybe they can trade two Wood for one Iron.


So they burnt them down and planted iron


The US Navy still maintains white oak forests as well


I love the idea that they “received word”. Messenger: “You might want to sit down for this, but…”


By then they had IKEA, so it worked out.