| Title | Authors | Year | 
|---|---|---|
| Environmental Health Criteria 86 Mercury- Environmental Aspects | 
                               WHO,  | 
                                                                                        1989 | 
| The comparative chemistries of platinum group metals and their periodic neighbors in marine macrophytes | 
                               Yang, J. S…  | 
                                                                                        1989 | 
| Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980 | 
                               Dignon, J…  | 
                                                                                        1989 | 
| Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese | 
                               Garg, V. K…  | 
                                                                                        1989 | 
| Acid rain and eggshells | 
                               Drent, P.J…  | 
                                                                                        1989 | 
| Statutory Instrument (1989): The Sludge (Use in Agriculture) Regulations | 
                               HMSO,  | 
                                                                                        1989 | 
| Simulation of the long-term soil response to acid deposition in various buffer ranges | 
                               Vries, W.;…  | 
                                                                                        1989 | 
| Deposition of atmospheric pollutants on forests | 
                               Fowler, D…  | 
                                                                                        1989 | 
| Acidification and Otter (Lutra lutra) Distribution in Scotland | 
                               Mason, C.F…  | 
                                                                                        1989 | 
| Interacting effects of soil acidity and canopy cover on the species composition of field layer vegetation in oak/hornbeam forests | 
                               Tyler, G.…  | 
                                                                                        1989 |