| Title | Authors | Year | 
|---|---|---|
| Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group | 
                               Group,…  | 
                                                                                        1993 | 
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales | 
                               Stevens, P.…  | 
                                                                                        1993 | 
| Atmospheric Change - Effect on Plant Pests and Diseases | 
                               Bell, J.N.B…  | 
                                                                                        1993 | 
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response | 
                               Grunhage, L…  | 
                                                                                        1993 | 
| A survey of the health of Fagus sylvatica in southern Britain. | 
                               Ling, K.A…  | 
                                                                                        1993 | 
| The Environmental Implications of UK Sulphur Emission Policy Options for England and Wales | 
                               Farmer, A.M…  | 
                                                                                        1993 | 
| Critical Loads - Concepts and Applications | 
                               Cresser, M.…  | 
                                                                                        1993 | 
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland | 
                               Black, K.E…  | 
                                                                                        1993 | 
| The Deposition of Atmospheric Ammonia and Its Effects on Plants | 
                               Pearson, J…  | 
                                                                                        1993 | 
| Critical loads for peat soils | 
                               Cresser, M.…  | 
                                                                                        1993 |