| Title | Authors | Year | 
|---|---|---|
| Ecological Effects of acid deposition upon peatlands: a nelected field in ‘acid rain’ research. | 
                               Gorham, E…  | 
                                                                                        1984 | 
| Trace elements in soils and plants | 
                               Kabata-…  | 
                                                                                        1984 | 
| Air pollution increases Aphis fabae pest potential | 
                               Dohmen, G.P…  | 
                                                                                        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 | 
| Diatom analysis and the acidification of lakes | 
                               Battarbee,…  | 
                                                                                        1984 | 
| Ambient Water Quality Criteria for copper | 
                               EPA, US  | 
                                                                                        1984 | 
| Raised nutrient levels change heathland into grassland | 
                               Heil, G.;…  | 
                                                                                        1983 | 
| Two hundred years of acid rain | 
                               Press, M.C…  | 
                                                                                        1983 | 
| Humic substances in groundwater. | 
                               Thurman, E.…  | 
                                                                                        1983 |