| Title | Authors | Year | 
|---|---|---|
| Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees. | 
                               Cape, J.N…  | 
                                                                                        1993 | 
| Terrestrial SSSIs at risk from soil acidification in Wales | 
                               Sketch, C.A…  | 
                                                                                        1993 | 
| How Britain hides its acid soil | 
                               Pearce, F…  | 
                                                                                        1993 | 
| The Environmental Implications of UK Sulphur Emission Policy Options for England and Wales | 
                               Farmer, A.M…  | 
                                                                                        1993 | 
| Salt-Marsh Processes - a Review | 
                               Vernberg, F…  | 
                                                                                        1993 | 
| Sphagnum species and polluted environments, past and future | 
                               Lee, J.A.;…  | 
                                                                                        1993 | 
| Diet and Habitat Use of the Dotterel Charadrius-Morinellus in Scotland | 
                               Galbraith,…  | 
                                                                                        1993 | 
| Critical Loads: Concepts and Applications | 
                               Harriman, R…  | 
                                                                                        1993 | 
| Chromium toxicity in Salvia scarea I Effects of hexavalent chromium on seed germination and seedline development | 
                               Corraddi, M…  | 
                                                                                        1993 | 
| The exchange of ammonia between the atmosphere and plant communities. | 
                               Sutton, M.A…  | 
                                                                                        1993 |