Karolis Kazlauskis (CEH), Jim Bacon (CEH), Bill Bealey (CEH), Elin Roberts (CEH) and Pat Wolesley (NHM).
The guide was written by P.A. Wolseley, I.D. Leith, L. Sheppard, J.E.J. Lewis, P.D. Crittenden and M.A. Sutton, based on a PhD thesis “Biomonitoring for atmospheric nitrogen pollution using epiphytic lichens and bryophytes” by J.E.J. Lewis (University of Nottingham). Photographs are by Harry Taylor, Natural History Museum.
The guide has been produced in collaboration with:
Centre for Ecology and Hydrology
Natural History Museum
The University of Nottingham
Joint Nature Conservation Committee
Scottish Natural Heritage
Scottish Environment Protection Agency
Northern Ireland Environment Agency