| Title | Authors | Year | 
|---|---|---|
| Heavy Metals – A meaningless term | 
                               Duffus, J.H…  | 
                                                                                        2002 | 
| Changes in the rhizosphere of metal-accumulating plants evidenced by chemical extractants | 
                               Hammer, D…  | 
                                                                                        2002 | 
| Lead and cadmium in soil and Isopoda woodlice in Croatia | 
                               Blanusa, M…  | 
                                                                                        2002 | 
| Lichens as bioindicators of sulfur dioxide | 
                               Nash, T.H…  | 
                                                                                        2002 | 
| Phytoremediation of polluted waters, potentials and prospects of wetland plants | 
                               Wang, Q ;…  | 
                                                                                        2002 | 
| Review of sublethal ecotoxicological tests for measuring harm in terrestrial ecosystems | 
                               Spurgeon, D…  | 
                                                                                        2002 | 
| Biosphere-atmosphere interactions of ammonia with grasslands: experimental strategy and results from a new European initiative | 
                               Sutton, M.A…  | 
                                                                                        2001 | 
| Ozone exposure thresholds and foliar injury on forest plants in Switzerland. | 
                               …  | 
                                                                                        2001 | 
| Cadmium uptake by plants | 
                               Smolders, E…  | 
                                                                                        2001 | 
| Environmental Health Criteria 221 Zinc | 
                               WHO,  | 
                                                                                        2001 |