| Title | Authors | Year |
|---|---|---|
| Proposed Environmental Quality Standards for Cobalt in Water |
Grimwood, M… |
1998 |
| The effects of air-borne nitrogen pollutants on species diversity in natural and semi-natural European vegetation |
Bobbink, R… |
1998 |
| UNECE Critical Levels Workshop Proceedings |
Guderian, R… |
1998 |
| The effect of air pollution from nitrogen dioxide (NO2) on epiphytic lichens in Seville, Spain. |
Funetes, J.… |
1998 |
| Denitrification and nitrous oxide concentration in the Humber Estuary, UK, and Adjacent Coastal zones |
Barnes, J… |
1998 |
| Nitrogen deposition and ectomycorhizas |
Wallenda, T… |
1998 |
| Effects of grass-encroachment on vegetation and soil in Dutch dry dune grasslands |
Veer, M.A.C… |
1998 |
| Environmental effects of ozone depletion: 1998 assessment |
UNEP, |
1998 |
| Impacts of nitrogen on Sphagnum dominated bogs with emphasis on critical load assessment |
Risager, M… |
1998 |
| Studies on the egg quality of the Great Tit (Parus major) in relation to soil-condition. |
Weimer, V… |
1998 |