| Title | Authors | Year | 
|---|---|---|
| Forest decline and Air Pollution | 
                               Schulze, E.…  | 
                                                                                        1989 | 
| Environmental Health Criteria 85 Lead- Environmental Aspects | 
                               WHO,  | 
                                                                                        1989 | 
| Lichen Recolonization in London under Conditions of Rapidly Falling Sulfur-Dioxide Levels, and the Concept of Zone Skipping. | 
                               Hawksworth…  | 
                                                                                        1989 | 
| A comparison of plant toxicities of some industrial chemicals in soil culture and soilless culture | 
                               Adema, D ;…  | 
                                                                                        1989 | 
| Peat acidification in Scotland | 
                               Skiba, U.;…  | 
                                                                                        1989 | 
| Quantitative Assessment of Worldwide Contamination of Air, Water, and Soils by Trace Metals | 
                               Nriagu, J.O…  | 
                                                                                        1988 | 
| Effects of nitrogen dioxide on biochemical and physiological characteristics of soybean. | 
                               Sabaratnam…  | 
                                                                                        1988 | 
| Determination of plant-available soil manganese | 
                               Reisenauer…  | 
                                                                                        1988 | 
| Modelled historical concentrations and depositions of ammonia and ammonium in Europe | 
                               Asman, W.A.…  | 
                                                                                        1988 | 
| Assessing the impact of deep sea disposal of low level radioactive waste on living resources | 
                               IAEA,  | 
                                                                                        1988 |