They wanted to show how in earlier times the sea raised and drowned the peatlands, resulting in a shift of inhabitants (different plants, dying trees, seal coming in). Just a part of the total.
Lovely vegetation, as always. I seem to recall that you have a background in botany as well as art, which serves you well here.
Thanks, Steve. Biology, yes, that has helped me a lot, especially with the more scientific reconstructions.
Nic composition as always Ulco !