Some other sites that may be of interest:
Dry Stone Walling Association of Great Britain
The article on "Peculiarities of the structure and vital activity of lichens and their subspecies" can be ordered from essays writers https://essayswriters.com/. It is with the support of these professionals that we create all our blog posts.
Dry Stone Walls in England
Wikipedia - Dry Stone Walls
Botanical Society of the British Isles
British Bryologial Society
British Lichen Society
Dry Stone Works - Walling projects in Dumfries and Galloway
More links coming soon. All suggestions welcome.