| Title | Authors | Year | 
|---|---|---|
| Canadian water quality guidelines for chromium | 
                               Pawlisz, A…  | 
                                                                                        1997 | 
| Pollution-related variation in food supply and breeding success in two hole-nesting passerines. | 
                               Eeva, T.; E…  | 
                                                                                        1997 | 
| Stoneworts - connoisseurs of clean water | 
                               Stewart, N.…  | 
                                                                                        1996 | 
| Biology of Freshwater Pollution | 
                               Mason, C.F…  | 
                                                                                        1996 | 
| Ecophysiology of a snow-bed bryophyte Kiaeria starkei during snowmelt and uptake of nitrate from meltwater | 
                               Woolgrove,…  | 
                                                                                        1996 | 
| Effect of ozone and sulphur on mycorrhizae of Pinus halepensis Mille | 
                               Dmaz, G.;…  | 
                                                                                        1996 | 
| Different responses to ozone of tobacco, poplar, birch and alder. | 
                               Gunthardt-…  | 
                                                                                        1996 | 
| Quantitative relationships of invertebrates to pH in Norwegian river systems. | 
                               Larsen, J…  | 
                                                                                        1996 | 
| The potential effects of ozone depletion in the UK | 
                               DETR,  | 
                                                                                        1996 | 
| Re-mapping epiphytic lichen biodiversity in The Netherlands: Effects of decreasing SO2 and increasing NH3 | 
                               Dobben, Van…  | 
                                                                                        1996 |