| Title | Authors | Year |
|---|---|---|
| Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees. |
Cape, J.N… |
1993 |
| SSSIs in England at risk from acid rain |
Bissett, K… |
1993 |
| Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems |
Bobbink, R… |
1993 |
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| Review of the impact of current and future acid deposition in Wales |
Reynolds, B… |
1993 |
| Insects and Pollution |
Helivvaara… |
1993 |
| Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group |
Group,… |
1993 |
| A survey of the health of Fagus sylvatica in southern Britain. |
Ling, K.A… |
1993 |
| The Environmental Implications of UK Sulphur Emission Policy Options for England and Wales |
Farmer, A.M… |
1993 |
| Zinc Phytotoxicity |
Chaney, R.… |
1993 |