Seaward, MRD 1982: Lichen ecology and changing urban environments. - In: R. Bornkamm, J. A. Lee & M. R. D. Seaward (eds.): Urban Ecology. The Second European Ecological Symposium, Berlin, 8-12 September 1980. . Blackwell Sceintific Publications, Oxford, London, Edinburgh, Boston, Melbourne pp. 181-189. [RLL List # 115-72 / Rec.# 16944] Keywords: ECOLOGY/ SAXICOLOUS/ AIR POLLUTION/ SUBSTRATE/ URBAN
Abstract: 2 figures. [Review of ecology of saxicolous lichens with raising or falling levels of air pollution. "The substrate is found to be of crucial importance for the success of urban lichens, especially in respect to the establishment of propagules."]