There are some. Eg https://www.mdpi.com/1999-4907/10/10/849/htm https://www.mdpi.com/1999-4907/10/10/849/htm and some other quite old ones: https://phys.org/new

There are some. Eg https://www.mdpi.com/1999-4907/10/10/849/htm https://www.mdpi.com/1999-4907/10/10/849/htm and some other quite old ones: https://phys.org/news/2018-05-old-growth-forests-europe.html https://phys.org/news/2018-05-old-growth-forests-europe.html