| Title | Authors | Year | 
|---|---|---|
| Diatom analysis and the acidification of lakes | 
                               Battarbee,…  | 
                                                                                        1984 | 
| Ambient Water Quality Criteria for copper | 
                               EPA, US  | 
                                                                                        1984 | 
| Trace elements in soils and plants | 
                               Kabata-…  | 
                                                                                        1984 | 
| The effects of acidification on the ecology of streams in the upper Tywi catchment in west Wales. | 
                               Stoner, J.H…  | 
                                                                                        1984 | 
| The variation of calcium, magnesium, sodium and potassium concentration, pH and conductivity in lakes in Northern Ireland. | 
                               Rippey, B…  | 
                                                                                        1984 | 
| Effects of acidic deposition on forest soils and vegetation | 
                               Abrahamsen…  | 
                                                                                        1984 | 
| Effects of SO2 on light-modulated enzyme reactions | 
                               Alscher, R…  | 
                                                                                        1984 | 
| Raised nutrient levels change heathland into grassland | 
                               Heil, G.;…  | 
                                                                                        1983 | 
| Kidney lesions in pelagic seabirds with high tissue levels of cadmium and mercury | 
                               Nicholson,…  | 
                                                                                        1983 | 
| Effects of N fertilisation on populations of fine roots and mycorrhizas in spruce humus | 
                               Alexander,…  | 
                                                                                        1983 |