| Title | Authors | Year | 
|---|---|---|
| Halogen emissions from coal combustion | 
                               Sloss, L.L…  | 
                                                                                        1992 | 
| Acid Soil and Acid Rain | 
                               Kennedy, I.…  | 
                                                                                        1992 | 
| Physiological response of three species of Sphagnum to ozone | 
                               Gagnon, Z.E…  | 
                                                                                        1992 | 
| nitrogen cycle in Lough Neagh, N. Ireland, 1975 to 1987 | 
                               Gibson, C.E…  | 
                                                                                        1992 | 
| Threats to the lake fish communities of the UK arising from eutrophication and species introductions. | 
                               Winfield, I…  | 
                                                                                        1992 | 
| A Review of the Likely Causal Pathways Relating the Reduced Density of Breeding Dippers Cinclus-Cinclus to the Acidification of Upland Streams | 
                               Tyler, S.J…  | 
                                                                                        1992 | 
| Biological recording of changes in British wildlife | 
                               Adams, K.J…  | 
                                                                                        1992 | 
| Effects of Nitrogen-Oxides on Nitrate Assimilation in Bryophytes | 
                               Morgan, S.M…  | 
                                                                                        1992 | 
| Changes in species composition of semi-natural vegetation associated with the increase in atmospheric inputs of nitrogen | 
                               Pitcairn, C…  | 
                                                                                        1991 | 
| Critical Load Maps for the United Kingdom I: Soil | 
                               UKCLAG,  | 
                                                                                        1991 |