Authors
DL Hawksworth, F Rose
Publication date
1970/7/11
Journal
Nature
Volume
227
Issue
5254
Pages
145-148
Publisher
Nature Publishing Group UK
Description
The sulphur dioxide in the air can be estimated qualitatively by studying the lichens growing on trees. A ten-point scale has been constructed and used in pilot surveys in England and Wales, south-east England and the city of Leicester.
Total citations
Scholar articles
DL Hawksworth, F Rose - Nature, 1970