This is probably the best use of Christmas trees (though it’s up for debate whether it’s a good idea to cut down spruce trees to begin with).
Side note: it was hard to find this story on a website that’s not exclusive access or enshitified. Even the company who built the turbine (#Modvion) has a tor-hostile website themselves.
According to the BBC Newsroom they use glue instead of bolts to hold it together.
There is an article about it on BBC World’s tallest wooden wind turbine starts turning
Good find. I heard it first on BBC World Service but I guess their site has some navigation deficiencies… the radio episode page does not link to the written article.