| Title | Authors | Year |
|---|---|---|
| Insects and Pollution |
Helivvaara… |
1993 |
| Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group |
Group,… |
1993 |
| The Environmental Implications of UK Sulphur Emission Policy Options for England and Wales |
Farmer, A.M… |
1993 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| North Sea quality status report 1993 |
OSPARCOM,… |
1993 |
| Effects of acidic gases and mists on the reproductive capability of 3 fern species |
Lawrence, P… |
1993 |
| Salt-Marsh Processes - a Review |
Vernberg, F… |
1993 |
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland |
Black, K.E… |
1993 |
| Sphagnum species and polluted environments, past and future |
Lee, J.A.;… |
1993 |
| Nitrogen and phosphorus concentrations and N:P ratios in Norwegian lakes. Perspective on nutrient limitation |
Faafeng, B… |
1993 |