| Title | Authors | Year |
|---|---|---|
| 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 |
| Urban Air Quality in the United Kingdom. First Report of the Quality of Urban Air Review Group |
Group,… |
1993 |
| Insects and Pollution |
Helivvaara… |
1993 |
| Review of the impact of current and future acid deposition in Wales |
Reynolds, B… |
1993 |
| Dissolved inorganic nitrogen budget for a forested catchment at Beddgelert, North Wales |
Stevens, P.… |
1993 |
| Critical Loads - Concepts and Applications |
Cresser, M.… |
1993 |
| The effect of external stress and disturbance factors on Calluna dominated heathland vegetation. |
Berdowski,… |
1993 |
| Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland |
Black, K.E… |
1993 |
| Critical loads for peat soils |
Cresser, M.… |
1993 |