| Title | Authors | Year |
|---|---|---|
| A new potential air-quality criterion derived from vertical flux densitites of ozone and from plant response |
Grunhage, L… |
1993 |
| Atmospheric deposition of sulphur and nitrogen in heathland ecosystems. |
Bobbink, R… |
1993 |
| Stratospheric Aerosol Optical Depths, 1850-1990. |
Sato, M. ;… |
1993 |
| A survey of the health of Fagus sylvatica in southern Britain. |
Ling, K.A… |
1993 |
| The effect of external stress and disturbance factors on Calluna dominated heathland vegetation. |
Berdowski,… |
1993 |
| Effects of acidic gases and mists on the reproductive capability of 3 fern species |
Lawrence, P… |
1993 |
| Terrestrial SSSIs at risk from acidification in Scotland |
Ross, A.… |
1993 |
| Impacts of sulphur and nitrogen deposition on sites and species of nature conservation importance in Great Britain |
Woodin, S.J… |
1993 |
| Terrestrial SSSIs at risk from soil acidification in Wales |
Sketch, C.A… |
1993 |
| Insects and Pollution |
Helivvaara… |
1993 |